| Buy from one of our FCH Network Members | ||||||||
|---|---|---|---|---|---|---|---|---|
| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Century | FL | Lock Nut, Flange, w serr. (Whiz-Lock etc.) | Steel | Zinc/Clear | 5/16-18 | 5/16-18 serrated hex flange nuts steel zinc | 2000 | 
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| Jackson | MS | Coupling Nut | Steel | Zinc/Clear | 5/16-18 | nc heavy coupling nut 5/8 wafx1 3/4 oal | 135 | 
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| Jackson | MS | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | 5/16 | nc nylon locknut 316 ss | 95 | 
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| Jackson | MS | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Steel | Zinc/Clear | 5/16 | 5/16 nc flex lock nut .337 tall .503 waf | 437 | 
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| Jackson | MS | Finished Hex Nut | Steel | Zinc/Clear | 5/16-24 | nf slotted nut | 5530 | 
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| Jackson | MS | Finished Hex Nut | Steel | Galvanized | 5/16 | nc hex nut hdg | 5038 | 
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| METRO IND | OH | Finished Hex Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | hex nut USS s/s | 1096 | 
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| TownCountry | AR | Finished Hex Nut | Grade 5 | Zinc/Clear | 5/16-18 | hex nut gr.5 | 4584 | 
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| TownCountry | AR | Finished Hex Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | hex nut 18-8 304 18-8 | 480 | 
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| TownCountry | AR | Finished Hex Nut | Grade 8 | Zinc/Yellow | 5/16-18 | hex nut | 2315 | 
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| TownCountry | AR | Hex Jam Nut | Grade 2 | Zinc/Clear | 5/16-18 | hex jam nut gr.2 | 826 | 
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| MAINSOURC | NH | Hex Jam Nut | 316, 317, A4 Stainless | Plain | 5/16-18 | hex fin jam nut 316 ss | 247 | 
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| MAINSOURC | NH | Machine Screw Nut | Steel | Plain | 5/16-18 | machine screw nut stl z/clr | 156 | 
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| MAINSOURC | NH | Square Nut | Steel | Plain | 5/16-18 | square nut stl z/clr | 1427 | 
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| MAINSOURC | NH | Hex Jam Nut | Steel | Plain | 5/16-24 | hex fin jam nut stl z/clr | 753 | 
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| MAINSOURC | NH | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Plain | 5/16-18 | 5/16-18 keps nut stl z/clr | 94 | 
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| MAINSOURC | NH | Wing Nut | Steel | Plain | 5/16-18 | wing nut forged stl z/clr | 100 | 
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| MAINSOURC | NH | Square Nut | Steel | Plain | 5/16-18 | square nut stl | 600 | 
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| MAINSOURC | NH | Hex Jam Nut | Steel | Plain | 5/16-24 | hex fin jam nut stl blk | 457 | 
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| TownCountry | AR | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Grade 8 | Zinc/Yellow | 5/16-18 | hex loc nut 360 heavy torque | 2273 | 
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| TownCountry | AR | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | 5/16-18 | nylon insert lock nut ne s.s. 316sst | 167 | 
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| TownCountry | AR | Weld Nut | Steel | Plain | 5/16-18 | weld nut double tab #31nwp2 | 850 | 
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| TownCountry | AR | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Steel | Zinc/Clear | 5/16-24 | 5/16-24 stover top lock nut | 1726 | 
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| TownCountry | AR | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 5/16-18 | nylon insert lock nut ne | 2300 | 
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| TownCountry | AR | Weld Nut | Steel | Plain | 5/16-18 | weld nut square long pilot #2006 | 1025 | 
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| TownCountry | AR | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | nylon insert lock nut ne 18-8 304 304sst | 2285 | 
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| Jackson | MS | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | 5/16-24 | nf nylon locknut 316 stainless | 55 | 
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| TownCountry | AR | Cap Nut (Acorn Nut) | Steel | Zinc/Black | 5/16-18 | nylon insert/cap lock nut nke w/black cap | 505000 | 
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| TownCountry | AR | Hex Jam Nut | Steel | Zinc/Clear | 5/16-24 | hex jam nut gr. 2 | 2600 | 
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| METRO IND | OH | Finished Hex Nut | Steel | Zinc/Clear | 5/16-24 | hex nut sae | 671 | 
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| METRO IND | OH | Coupling Nut | Steel | Zinc/Clear | 5/16-18 | coupling nut uss | 770 | 
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| METRO IND | OH | Finished Hex Nut | Steel | Zinc/Clear | 5/16-18 | hex nut uss | 2278 | 
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| METRO IND | OH | Finished Hex Nut | 316, 317, A4 Stainless | Plain | 5/16-18 | hex nut USS 316 s/s | 350 | 
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| METRO IND | OH | Finished Hex Nut | Grade 8 | Zinc/Yellow | 5/16-18 | hex nut USS gr 8 /y | 2089 | 
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| METRO IND | OH | Finished Hex Nut | Grade 8 | Zinc/Yellow | 5/16-24 | hex nut SAE gr 8 /y | 3478 | 
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| METRO IND | OH | Finished Hex Nut | Aluminum | Plain | 5/16-18 | hex nut alum | 583 | 
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| METRO IND | OH | Heavy Hex Nut | Steel | Zinc/Clear | 5/16-18 | heavy hex nut uss | 1930 | 
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| METRO IND | OH | Heavy Hex Nut | Grade 2H | Zinc/Yellow | 5/16-18 | heavy hex nut USS 2h /y | 1238 | 
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| METRO IND | OH | Heavy Hex Jam Nut | Steel | Plain | 5/16-18 | heavy jam nut uss | 1400 | 
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| METRO IND | OH | Hex Jam Nut | Steel | Zinc/Clear | 5/16-18 | hex jam nut uss | 5153 | 
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| METRO IND | OH | T-Nut (Tee Nut) | Steel | Zinc/Clear | 5/16-18 x 3/8 | 5/16-18x3/8 tee nut 4 prong | 634 | 
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| METRO IND | OH | Wing Nut | Steel | Zinc/Clear | 5/16-18 | wing nut USS cold forged | 74 | 
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| METRO IND | OH | Wing Nut | Brass | Plain | 5/16-18 | wing nut uss | 82 | 
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| METRO IND | OH | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Steel | Plain | 5/16-18 | 5/16-18 light flexloc nut uss | 35 | 
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| METRO IND | OH | Wing Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | wing nut USS s/s | 594 | 
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| METRO IND | OH | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 | coupling nut SAE s/s | 25 | 
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| TownCountry | AR | Cap Nut (Acorn Nut) | Steel | Nickel Plated | 5/16-18 | 5/16-18 acorn nut nickel | 1800 | 
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| MAINSOURC | NH | Lock Nut, Top Locking, All Metal (Automation style, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 ny insert l/n (ne/nm) 79ne-058 18-8 ss | 100 | 
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| MAINSOURC | NH | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Steel | Plain | 5/16-18 | 5/16-18 ny insert l/n (ne/nm) 21-ne-058 stl z/clr | 2150 | 
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| Weaver | WA | Finished Hex Nut | Brass | Plain | 5/16-18 | 5/16-18 hex nuts brass | 408 | 
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| Weaver | WA | Finished Hex Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 | 5/16-24 hex nuts 18-8 ss | 193 | 
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| Weaver | WA | Finished Hex Nut | Brass | Plain | 5/16-24 | 5/16-24 hex nuts brass | 184 | 
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| Weaver | WA | Heavy Hex Nut | Steel | Plain | 5/16-18 | 5/16-18 heavy hex nut plain | 200 | 
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| Weaver | WA | Heavy Hex Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 heavy hex nut 18-8 ss | 237 | 
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| Weaver | WA | Heavy Hex Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 heavy hex nut zinc | 2443 | 
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| Weaver | WA | T-Nut (Tee Nut) | Steel | Zinc/Clear | 5/16-18 | 5/16-18 short tee nut zinc | 475 | 
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| CIF | IL | Lock Nut, Nylon Insert | Grade 2 | Zinc/Clear | 5/16-18 | 5/16-18 nylon insert locknut thin pattern grade 2(a) zinc plated | 2924 | 
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| CIF | IL | Cap Nut (Acorn Nut) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 acorn nut 18-8 stainless steel | 465 | 
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| Brikksen | FL | Finished Hex Nut | Brass | Plain | 5/16-18 | 5/16-18 hex nut brass 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Flange Nut, Non-locking | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Fluoropolymer-Based (Xylan, Fluorokote, Teflon) | 5/16-18 | 5/16-18 hex flange nut ss/black xylan | inquire | 
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| Brikksen | FL | Finished Hex Nut | Aluminum | Plain | 5/16-18 | 5/16-18 hex nuts aluminum | inquire | 
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| Brikksen | FL | Lock Nut, Nylon Insert | Brass | Plain | 5/16-18 | 5/16-18 nyl ins l/n brass | 41000 | 
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| Brikksen | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 | 5/16-24 nylon insert locknut 18-8 ss (3b thread + wax) fine thread | inquire | 
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| Brikksen | FL | Heavy Hex Jam Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 | 5/16-24 heavy hex jam nut 18-8ss | inquire | 
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| Brikksen | FL | Barrel Nut (Dowel Nut, Cross Dowel) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/4 | 5/16-18 x 3/4 barrel nut phillips drive 18-8 ss 10 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Heavy Hex Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 | 5/16-24 heavy hex nut s/s | 48000 | 
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| Brikksen | FL | Coupling Nut | 316, 317, A4 Stainless | Plain | 5/16-18 x 1/2 | 5/16-18 coupling nut 1 long-316ss | inquire | 
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| Brikksen | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 nylon insert locknut ss 100 per box f-24box | inquire | 
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| Brikksen | FL | Lock Nut, Top Locking, All Metal (Automation style, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 k-loc nut s/s | 500 | 
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| Brikksen | FL | Lock Nut, Nylon Insert | Aluminum | Plain | 5/16-18 | 5/16-18 nylon insert l/n alum/waxed | inquire | 
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| Brikksen | FL | Finished Hex Nut | 316, 317, A4 Stainless | Plain | 5/16-18 | 5/16-18 finish hex nut 316ss | 34000 | 
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| Brikksen | FL | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16 | 10-24 extra small pattern ms nut 18-8 ss 5/16 across flats 7/64 thick | inquire | 
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| Brikksen | FL | Finished Hex Nut | Brass | Plain | 5/16-18 | 5/16-18 hex finish nut brass | 3000 | 
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| Brikksen | FL | Lock Nut, Flange, w serr. (Whiz-Lock etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 serrated hex flange nut ss | 1563000 | 
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| Brikksen | FL | Finished Hex Nut | Brass | Plain | 5/16-18 | 5/16-18 hex finish nut brass | inquire | 
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| Brikksen | FL | Finished Hex Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 | 5/16-24 hex nut 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Finished Hex Nut | 316, 317, A4 Stainless | Plain | 5/16-18 | 5/16-18 finish hex nut 316ss | 141000 | 
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| Brikksen | FL | Finished Hex Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 | 5/16-24 left hand nut ss | inquire | 
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| Marshall | MI | Finished Hex Nut | Grade 8 | Zinc/Yellow | 5/16-24 | 5/16-24 fhn gr8 y/z | 3997 | 
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| Brikksen | FL | Cap Nut (Acorn Nut) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 hx cap nut 17/32oah ss | 37000 | 
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| Brikksen | FL | Finished Hex Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 | 5/16-24 hex nut 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | 4000 | 
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| Brikksen | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 thin pattern nylock ss | 2000 | 
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| Brikksen | FL | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16 | 6-32 hex machine screw nut ss 5/16 waf | 60000 | 
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| Brikksen | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 | 5/16-24 nylon ins l/n ss | 3000 | 
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| Brikksen | FL | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | 5/16-18 | 5/16-18 nyl ins l/n 316ss/wax | 40000 | 
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| Brikksen | FL | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 x 7/16 x 1 | 5/16-24 x 1 hex coupling nut 18-8 ss | inquire | 
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| Brikksen | FL | Cap Nut (Acorn Nut) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 | 5/16-24 hex cap nut ss 9/16 af | inquire | 
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| Brikksen | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | 5/16-18 | 5/16-18 nylon insert lock nut ss/black oxide | inquire | 
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| Brikksen | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | 5/16-18 | 5/16-18 nylon insert lock nut ss/black oxide | inquire | 
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| Brikksen | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 nylon insert locknut ss 100 per box f-24box | inquire | 
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| Brikksen | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 nylon insert locknut 18-8 ss w/acg clear acg clear | inquire | 
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| Brikksen | FL | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 square machine screw nut ss/chrome- | inquire | 
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| Brikksen | FL | Lock Nut, Top Locking, All Metal (Automation style, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 k-loc nut s/s | 5000 | 
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| Brikksen | FL | Lock Nut, Center Locking, All Metal (2-Way Reversible) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 center lock nut ss | inquire | 
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| Brikksen | FL | Lock Nut, Top Locking, All Metal (Automation style, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 k-loc nut s/s | inquire | 
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| Brikksen | FL | Square Nut | 316, 317, A4 Stainless | Plain | 5/16-18 | 5/16-18 square finish nut 316 ss | inquire | 
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| Brikksen | FL | Wing Nut | Brass | Plain | 5/16-18 | 5/16-18 wing nut brass 50 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 nylon ins l/n ss/waxed | 38000 | 
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| Brikksen | FL | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 x 7/16 x 1 | 5/16-24 x 1 hex coupling nut 18-8 ss | inquire | 
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| Marshall | null | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Steel | Plain | 5/16-18 | 5/16-18 flex type locknut s/ | 51 | 
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| GLF | OH | Heavy Hex Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 hvy hex nut stl zc | 8933 | 
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| GLF | OH | Square Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 sq nut stl zc | 850 | 
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| GLF | OH | Lock Nut, Top Locking, All Metal (Automation style, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 cone lock nut 18-8 s/s | 85 | 
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| GLF | OH | Wing Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 forged wing nut stl zc | 146 | 
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| GLF | OH | Finished Hex Nut | Steel | Plain | 5/16-18 | 5/16-18 fin hex nut stl pln | 2745 | 
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| GLF | OH | Flange Nut, Non-locking | Grade 8 | Zinc/Yellow | 5/16-18 | 5/16-18 hex flange nut gr 8 stl zy | 63 | 
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| GLF | OH | Lock Nut, Flange, w serr. (Whiz-Lock etc.) | Steel | Zinc/Clear | 5/16-18 | 5/16-18 serr hex flange nut stl zc | 4075 | 
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| GLF | OH | Hex Jam Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 | 5/16-24 fin hex jam nut 18-8 s/s | 500 | 
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| GLF | OH | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 | 5/16-24 fin hex nyl ins lock nut 18-8 s/s | 47652 | 
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| GLF | OH | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | 5/16-24 | 5/16-24 nylon insert locknut ne series 316 ss | 4000 | 
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| Optimas | IL | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Steel | Zinc/Clear | 5/16-24 | 5/16-24 flexloc light hex thin height steel zinc | 3209 | 
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| Optimas | IL | Weld Nut | Steel | Plain | 5/16-18 | 5/16-18 short pilot 6-proj hex weld nut steel 9/16 af x 7/32 thk | 100 | 
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| Optimas | IL | Lock Nut, Center Locking, All Metal (2-Way Reversible) | Steel | Zinc/Clear | 5/16-18 | 5/16-18 center reversible lock nut steel zinc | 15000 | 
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| Optimas | IL | Weld Nut | Steel | Plain | 5/16-18 | 5/16-18 short pilot 6-proj hex weld nut steel 9/16 af x 7/32 thk (p) (cn) | 8365 | 
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| American | WI | Finished Hex Nut | Grade 8 | Zinc/Yellow | 5/16-18 | 5/16-18 nc fin hex nut gr 8 zinc yellow usa | 2000 | 
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| NBS | CA | Lock Nut, Flange, w/o serrations | Grade G | Zinc/Yellow | 5/16-24 | 5/16-24 gr.g top lock flange nut-zinc yellow (taiwan) | 25000 | 
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| NBS | IL | Lock Nut, Flange, w/o serrations | Grade G | Phosphate | 5/16-24 | 5/16-24 gr.g top lock flange nut-black phos. & oil (taiwan) | 25000 | 
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| AIH | AZ | Hex Jam Nut | 316, 317, A4 Stainless | Plain | 5/16-24 | 5/16-24 hex fin jam nut 316 s/s | 200 | 
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| Brikksen | FL | Barrel Nut (Dowel Nut, Cross Dowel) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/4 | 5/16-18 x 3/4 barrel nut phillips drive 18-8 ss bulk-generic brand | inquire | 
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| Brikksen | FL | Finished Hex Nut | Brass | Plain | 5/16-24 | 5/16-24 hex finish nut brass | inquire | 
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| Brikksen | FL | Cap Nut (Acorn Nut) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 hx cap nut 17/32oah ss | 18000 | 
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| Brikksen | FL | Barrel Nut (Dowel Nut, Cross Dowel) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Fluoropolymer-Based (Xylan, Fluorokote, Teflon) | 5/16-18 x 1 | 5/16-18 x 1 phil/slot combo barrel nut ss non-serrated black xylan | inquire | 
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| Brikksen | FL | Heavy Hex Jam Nut | Brass | Tin Plated | 5/16-18 | 5/16-18 heavy hex jam nut brass/tin plate tin plate flash .00005-.00 rev a | inquire | 
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| Brikksen | FL | Finished Hex Nut | Brass | Plain | 5/16-18 | 5/16-18 hex finish nut brass | inquire | 
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| Brikksen | FL | Finished Hex Nut | Galvanized | 5/16-18 | 5/16-18 hex finish nuts hdg-100 pcs. f-48 box | inquire | 
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| Brikksen | FL | Wing Nut | 316, 317, A4 Stainless | Plain | 5/16-18 | 5/16-18 wing nut 316ss | inquire | 
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| Brikksen | FL | Finished Hex Nut | Steel | Galvanized | 5/16-18 | 5/16-18 hex nut steel hdg 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Cap Nut (Acorn Nut) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 | 5/16-24 hex cap nut ss 9/16 af | inquire | 
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| Hewes | NY | Hex Jam Nut | Steel | Zinc/Clear | 5/16-24 | 5/16-24 finished hex jam nut zinc plated | 7440 | 
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| Komar | IL | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Grade A | Zinc/Clear | 5/16-18 | 5/16-18 unitorque lock nut gr. a zinc | 
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| OneMonroe | MA | Lock Nut, Flange, w serr. (Whiz-Lock etc.) | Steel | Phosphate | 5/16-18 | 5/16-18 spin lock nut-phos | 1 | 
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| OneMonroe | MA | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | 5/16-18 | nut hex nylon insert thin 5/16-18 316 stainless | 470 | 
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| Alma Bolt | MI | Lock Nut, Nylon Insert | Plain | 5/16-18 | 5/16-18 uss (nte series) | nylon insert jam nut | 2393 | 
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| Alma Bolt | MI | Lock Nut, Nylon Insert | Steel | Plain | 5/16-24 | 5/16-24 sae (nte series) nylon insert jam nut | 1066 | 
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| BoltCraft | NE | Lock Nut, Flange, w/o serrations | Grade G | Zinc/Clear | 5/16-18 | 5/16-18 top lock hex flange nut grade g zinc | 2109 | 
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| OneMonroe | MA | Coupling Nut | Steel | Zinc/Clear | 5/16-18 x 1/2 | 5/16-18 heavy coupling nut plated | 185 | 
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| OneMonroe | MA | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Grade C | Zinc/Clear | 5/16-24 | 5/16-24 unitorque nut gr. c plated | 5033 | 
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| OneMonroe | MA | Heavy Hex Jam Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 zinc plated heavy hex jam nut | 2240 | 
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| OneMonroe | MA | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Grade C | Zinc/Clear | 5/16-24 | 5/16-24 unitorque nut gr. c plated | 5033 | 
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| Empire | WA | Push-on Nut (Pushnut, Starlock Washer, etc.) | Steel | Zinc/Clear | 5/16 | 5/16-ps flat rnd push nut zp | 27032 | 
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| Raw Produ | NJ | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | waxed nylon insert lock nuts 18-8ss 5/16-18 | 2580 | 
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| Raw Produ | NJ | Square Nut | 316, 317, A4 Stainless | Plain | 5/16-18 | square nuts 316 ss 5/16-18 | 383 | 
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| Raw Produ | NJ | Finished Hex Nut | Grade 8 | Plain | 5/16-18 | hex finish nuts grade 8 plain 5/16-18 | 5458 | 
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| Raw Produ | NJ | Finished Hex Nut | Steel | Galvanized | 5/16-18 | hex finish nuts hdg 5/16-18 | 4869 | 
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| Raw Produ | NJ | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Steel | Zinc/Clear | 5/16-18 | stover nuts cone lock nuts zinc 5/16-18 | 4749 | 
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| Raw Produ | NJ | Hex Jam Nut | 316, 317, A4 Stainless | Plain | 5/16-18 | hex jam nuts 316 ss 5/16-18 | 3089 | 
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| Raw Produ | NJ | Lock Nut, Center Locking, All Metal (2-Way Reversible) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 | two way reversible lock nuts 304 ss 5/16-24 | 178 | 
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| Raw Produ | NJ | Lock Nut, Flange, w serr. (Whiz-Lock etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | hex serrated flange nuts 304 ss 5/16-18 | 5118 | 
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| Raw Produ | NJ | T-Nut (Tee Nut) | Steel | Zinc/Clear | 5/16-18 x 3/8 | t-nuts zinc 5/16-18 x 3/8 (3 prong) | 3937 | 
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| Raw Produ | NJ | Finished Hex Nut | Grade 8 | Plain | 5/16-24 | hex finish nuts grade 8 plain 5/16-24 | 1525 | 
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| Raw Produ | NJ | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Steel | Zinc/Clear | 5/16-24 | stover nuts cone lock nuts zinc 5/16-24 | 1685 | 
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| Raw Produ | NJ | Coupling Nut | Steel | Galvanized | 5/16-18 x 1/2 | coupling nuts hdg 5/16-18 | 450 | 
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| QCS | OR | Finished Hex Nut | Grade 5 | Zinc/Yellow | 5/16-18 | 5/16-18 finished hex nut gr.5 zinc yellow | 3493 | 
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| F. Solutions | OH | Lock Nut, Nylon Insert | Aluminum | Plain | 5/16-18 | nylon insert lock nut 5/16-18 aluminum 6061-t6 | | 98 | 
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| Wurth Ind | IN | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | regular square nut 5/16-18 300 stainless (a1,a2, 18-8,304,310 etc.) plain | 9985 | 
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| Wurth Ind | IN | Cap Nut (Acorn Nut) | Grade 2 | Zinc/Clear | 5/16-18 | low crown acorn/cap nut grade 2 zn 5/16-18 zinc/clear | 3001 | 
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| Wurth Ind | IN | Lock Nut, Center Locking, All Metal (2-Way Reversible) | Steel | Zinc/Yellow | 5/16-18 | centerlock nut lock a zy 5/16-18 steel zinc/yellow | 12914 | 
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| WINA | MN | Heavy Hex Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | heavy hex nut sst 316 5/16-18 | 250 | 
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| WINA | MN | Finished Hex Nut | Aluminum | Zinc/Clear | 5/16-24 | finished hex nut gr2 zn 5/16-24 | 24063 | 
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| Mansco | MI | Sheet Metal Speed Nut, Tinnerman Nut (F/J/U) | Steel | Phosphate | 5/16-18 | 5/16-18 j-nut blk phos | 30 | 
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| Mansco | MI | Weld Nut | Steel | Plain | 5/16-18 | 5/16-18 slab base tab weld nut no proj pln 3/8 barrel | 2750 | 
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| Mansco | MI | Lock Nut, Flange, w/o serrations | Grade G | Zinc/Yellow | 5/16-18 prevailing torque flange lock nut grg znc yellow | 1740 | 
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| AFI | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 thin reg nylon insert locknut ss () | 1175 | 
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| AFI | FL | Coupling Nut | Steel | Zinc/Clear | 5/16-18 x 1/2 x 7/8-1/2 | 5/16-18x7/8-1/2 coupling nut stz rohs () () | 900 | 
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| AFI | FL | Finished Hex Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 hex fin nut ss () () | 9880 | 
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| Global Fa | TX | Lock Nut, Nylon Insert | Steel | Cadmium | 5/16-24 x 3/16 | 5/16-24x.188 steelnylon/insert spline-nut cad2 esna f42nd12-054 | 95 | 
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| Olander | CA | Cap Nut (Acorn Nut) | Steel | Plain | 5/16-18 acorn nut stl ni | 132 | 
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| Olander | CA | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 sq nut sst rohs () | 3500 | 
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| Olander | CA | Wing Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 wing nut stl zn cr3 () () | 199 | 
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| Olander | CA | Lock Nut, Flange, Nylon Insert | Grade 8 | Zinc/Yellow | 5/16-18 flange nyl ins l/n gr8 znc ylw | () | 224 | 
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| Hodell | OH | Finished Hex Nut | Grade 5 | Zinc/Clear | 5/16-24 | 5/16-24 gr5 finished hex nut zn () | 28 | 
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| SPC | TX | Lock Nut, Top Locking, All Metal (Automation style, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 light hex full height flexslot 18-8 s/s steel w/wax 50faf-518 | 1062 | 
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| SPC | TX | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Steel | Cadmium | 5/16-18 | 5/16-18 light hex full height flexslot steel cad 21faf-518 | 9319 | 
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| SPC | TX | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Steel | Plain | 5/16-18 | 5/16-18 heavy hex full height flexslot steel plain 20fa-518 | 30 | 
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| SPC | TX | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Steel | Plain | 5/16-18 | 5/16-18 light hex thin height flexslot steel plain 20fkf-518 | 43800 | 
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| SPC | TX | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Steel | Plain | 5/16-24 | 5/16-24 light hex full height flexslot steel cad ii MS21045-5 | 93 | 
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| Hodell | OH | Lock Nut, Top Locking, All Metal (Automation style, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 18 | 5/16-18 top lock nut 18-18 18-8 304 | 1000 | 
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| Komar | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Black Oxide | 5/16-18 | 5/16-18 keps nut(1/2x17/64) black ox | 20000 | 
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| SPC | TX | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Steel | Cadmium | 5/16-24 | 5/16-24 light hex full heigt flexslot steel cad ii military | 25040 | 
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| Hodell | OH | Heavy Hex Nut | Grade 2H | Plain | 5/16-18 | 5/16-18 a194 2h heavy hex nuts plain | 1360 | 
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| THRDFAST | AL | Finished Hex Nut | Titanium | Plain | 5/16-18 | hex nut b18.2.2 | 8 | 
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| BRIGHBEST | IL | T-Nut (Tee Nut) | Steel | Plain | 5/16-18 x 3/8 | 5/16-18 x3/8(7/8-4) t nuts pl | 60000 | 
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| Valley Nu | WA | Finished Hex Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | nc hex nut ss | 1180 | 
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| Valley Nu | WA | Lock Nut, Top Locking, All Metal (Automation style, etc.) | Grade C | Zinc/Clear | 5/16-18 | nc grc hex lock nut zw | 1194 | 
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| Valley Nu | WA | Lock Nut, Nylon Insert | Steel | Zinc/Black | 5/16-18 | nc nylon insert lock nut zb | 2466 | 
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| Valley Nu | WA | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 | nf 18-8 ss nylon insert jam nut | 13 | 
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| Valley Nu | WA | Heavy Hex Nut | Steel | Zinc/Black | 5/16-18 | nc hvy hex nut zb | 54 | 
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| Valley Nu | WA | Finished Hex Nut | Grade 8 | Zinc/Yellow | 5/16-18 | nc gr8 hex nut zy | 2903 | 
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| Valley Nu | WA | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | 5/16-18 | nc 316 ss nylon insert lock nut | 49 | 
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