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Square Nuts (ANSI ASME B18. 2.2)
Square Nuts are just four-sided nuts, but compared to standard hex nuts, square nuts have a greater surface in contact with the part being fastened, and therefore provide greater resistance to loosening. Square nuts are typically mated with square-headed bolts.
90 Square Nut (ansi b18.2.2), showing 200, (click on any line for more information)
| Buy Square Nuts from one of our FCH Network Members | ||||||||
|---|---|---|---|---|---|---|---|---|
| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Irwin Ind | Ont | Square Nut | Grade 5 | Zinc/Clear | 3/8-16 | 3/8-16 regular square nut gr 5 steel zinc trivalent clear b18.2.2 | 300 |
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| GLF | OH | Square Nut | Steel | Plain | 3/4-10 | 3/4-10 hvy square nut stl pln b18.2.2 () () () | 10 |
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| GLF | OH | Square Nut | Steel | Plain | 1/2-13 | 1/2-13 hvy square nut stl pln b18.2.2 () () () | 210 |
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| GLF | OH | Square Nut | Steel | Galvanized | 1/2-13 | 1/2-13 square nut stl hdg b18.2.2 () () () | 2244 |
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| GLF | OH | Square Nut | Steel | Plain | 3/4-10 | 3/4-10 square nut stl pln b18.2.2 () () () | 190 |
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| GLF | OH | Square Nut | Steel | Zinc/Clear | 3/8-16 | 3/8-16 square nut stl zc b18.2.2 () () () | 685 |
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| GLF | OH | Square Nut | Steel | Plain | 3/8-16 | 3/8-16 square nut stl pln b18.2.2 () () () | 1976 |
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| GLF | OH | Square Nut | Steel | Plain | 5/16-18 | 5/16-18 square nut stl pln b18.2.2 () () () | 1300 |
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| GLF | OH | Square Nut | Steel | Plain | 5/8-11 | 5/8-11 square nut stl pln b18.2.2 () () () | 2193 |
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| GLF | OH | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 | #6-32 square nut 18-8 s/s b18.2.2 () () () | 580 |
|
| GLF | OH | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 | #8-32 square nut 18-8 s/s b18.2.2 () () () | 1633 |
|
| GLF | OH | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 | 1/4-20 square nut 18-8 s/s b18.2.2 () () () | 44 |
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| GLF | OH | Square Nut | Steel | Zinc/Clear | 1/4-20 | 1/4-20 square nut stl zc b18.2.2 () () () | 2267 |
|
| GLF | OH | Square Nut | Steel | Plain | 1 1/4-7 | 1-1/4-7 square nut stl pln b18.2.2 () () () | 48 |
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| GLF | OH | Square Nut | Grade 8 | Plain | 3/4-10 | 3/4-10 hvy square nut gr 8 stl pln domestic b18.2.2 () () () | 64 |
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| Ababa | CA | Square Nut | Steel | Galvanized | 1-8 | 1-8 sq nut stl hdg b18.2.2 | 331 |
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| Ababa | CA | Square Nut | Steel | Zinc/Clear | 1-8 | 1-8 sq nut stl znc b18.2.2 | 10 |
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| Ababa | CA | Square Nut | Steel | Zinc/Clear | #10-24 | 10-24 sq nut stl znc b18.2.2 | 3000 |
|
| Ababa | CA | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 | 10-32 sq nut s/s b18.2.2 | 1100 |
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| Ababa | CA | Square Nut | Steel | Zinc/Clear | #10-32 | 10-32 sq nut stl znc b18.2.2 | 605 |
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| Ababa | CA | Square Nut | Steel | Plain | 1 1/8-7 | 1 1/8-7 sq nut stl pln b18.2.2 | 5 |
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| Ababa | CA | Square Nut | Steel | Plain | 1 1/4-7 | 1 1/4-7 sq nut stl pln b18.2.2 | 1 |
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| Ababa | CA | Square Nut | Steel | Plain | 1 1/2-6 | 1 1/2-6 sq nut stl pln b18.2.2 | 4 |
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| Ababa | CA | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 | 1/4-20 sq nut s/s b18.2.2 | 10750 |
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| Ababa | CA | Square Nut | Steel | Galvanized | 1/4-20 | 1/4-20 sq nut stl hdg b18.2.2 | 74 |
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| Ababa | CA | Square Nut | Steel | Plain | 1/4-20 | 1/4-20 sq nut stl pln b18.2.2 | 4175 |
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| Ababa | CA | Square Nut | Steel | Black Oxide | 1/4-20 | 1/4-20 sq nut stl blk ox wax b18.2.2 | 978 |
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| Ababa | CA | Square Nut | Steel | Zinc/Clear | 1/4-20 | 1/4-20 sq nut stl znc b18.2.2 | 2798 |
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| Ababa | CA | Square Nut | Steel | Zinc/Clear | 1/4-20 | 1/4-20 sq nut chamfered one side stl znc b18.2.2 | 2700 |
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| Ababa | CA | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 sq nut s/s b18.2.2 | 1684 |
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| Ababa | CA | Square Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 sq nut stl znc b18.2.2 | 1200 |
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| Ababa | CA | Square Nut | Steel | Plain | 3/8-16 | 3/8-16 sq nut stl pln b18.2.2 | 1312 |
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| Ababa | CA | Square Nut | Steel | Zinc/Clear | 3/8-16 | 3/8-16 sq nut stl znc b18.2.2 | 50 |
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| Ababa | CA | Square Nut | Steel | Plain | 1/2-13 | 1/2-13 sq nut stl pln b18.2.2 | 863 |
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| Ababa | CA | Square Nut | Steel | Zinc/Clear | 1/2-13 | 1/2-13 sq nut stl znc b18.2.2 | 50 |
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| SII | IN | Square Nut | Steel | Plain | 1-8 | 1-8 plain square nut b18.2.2 | 125 |
|
| SII | IN | Square Nut | Grade 2 | Plain | 3/4-10 | 3/4-10 square nuts grade 2 plain b18.2.2 | 100 |
|
| SII | IN | Square Nut | Grade A | Plain | 5/8-11 | 5/8-11 grade a plain finish steel regular square nut b18.2.2 | 46 |
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| Standard | MA | Square Nut | 316, 317, A4 Stainless | Plain | 1/2-13 | 1/2-13 square nut 316 stainless steel b18.2.2 | 16640 |
|
| Standard | MA | Square Nut | Brass | Plain | 1/2-13 | 1/2-13 square nut brass b18.2.2 | 8350 |
|
| Standard | MA | Square Nut | Brass | Plain | 3/8-16 | 3/8-16 square nut brass b18.2.2 | 27432 |
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| Standard | MA | Square Nut | Brass | Plain | 5/16-18 | 5/16-18 square nut brass b18.2.2 | 11657 |
|
| Standard | MA | Square Nut | Brass | Plain | #6-32 | 6-32 square nut brass b18.2.2 | -16800 |
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| Standard | MA | Square Nut | 316, 317, A4 Stainless | Plain | 1/4-20 | 1/4-20 square nut 316 stainless steel b18.2.2 | 43450 |
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| Standard | MA | Square Nut | 316, 317, A4 Stainless | Plain | #4-40 | 4/40 square nut 316 stainless steel b18.2.2 | 121160 |
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| Standard | MA | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-24 | 3/8-24 square nut 18-8 stainless steel b18.2.2 | 3121 |
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| Standard | MA | Square Nut | Brass | Plain | #10-32 | 10-32 square nut brass b18.2.2 | 8150 |
|
| Standard | MA | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 | 1/4-28 square nut 18-8 stainless steel b18.2.2 | 1890 |
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| Standard | MA | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 7/16-14 | 7/16-14 square nut 18-8 stainless steel b18.2.2 | 1174 |
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| Standard | MA | Square Nut | 316, 317, A4 Stainless | Plain | #10-32 | 10-32 square nut 316 stainless steel b18.2.2 | 39050 |
|
| Standard | MA | Square Nut | Brass | Plain | #10-24 | 10-24 square nut brass b18.2.2 | 9968 |
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| Standard | MA | Square Nut | Brass | Plain | #4-40 | 4-40 square nut brass b18.2.2 | 19977 |
|
| Standard | MA | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 7/16-20 | 7/16-20 square nut 18-8 stainless steel b18.2.2 | 2829 |
|
| Standard | MA | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 | 10-24 square nut 18-8 stainless steel b18.2.2 | 46292 |
|
| Standard | MA | Square Nut | 316, 317, A4 Stainless | Plain | #8-32 | 8-32 square nut 316 stainless steel b18.2.2 | -69750 |
|
| Standard | MA | Square Nut | 316, 317, A4 Stainless | Plain | 3/8-16 | 3/8-16 square nut 316 stainless steel b18.2.2 | 2710 |
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| Standard | MA | Square Nut | 316, 317, A4 Stainless | Plain | 5/16-18 | 5/16-18 square nut 316 stainless steel b18.2.2 | 92310 |
|
| QFC | TX | Square Nut | Steel | Plain | 3/4 x 6 1/2 | 3/4x6 1/2 t-o sb w/fin & sq nt b18.2.2 | 1164 |
|
| QFC | TX | Square Nut | Steel | Plain | 1/4-20 | 1/4-20 square nut a563 a plain finish b18.2.2 | 54 |
|
| QFC | TX | Square Nut | Steel | Plain | 5/16 | 5/16nc plain square nut 321032 b18.2.2 | 152 |
|
| QFC | TX | Square Nut | Steel | Plain | 3/8-16 | 3/8-16 square nut plain b18.2.2 | 900 |
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| QFC | TX | Square Nut | Steel | Plain | 3/8-16 | 3/8-16 square nut plain b18.2.2 | 186 |
|
| QFC | TX | Square Nut | Steel | Plain | 3/8-16 | 3/8-16 square nut plain b18.2.2 | 704 |
|
| QFC | TX | Square Nut | Steel | Plain | 1/2-13 | 1/2-13 square nut plain b18.2.2 | 40 |
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| QFC | TX | Square Nut | Steel | Plain | 1/2-13 | 1/2-13 square nut plain b18.2.2 | 3000 |
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| QFC | TX | Square Nut | Grade 5 | Plain | 1/2-13 | 1/2-13 hvy square nut grade 5 plain b18.2.2 | 36 |
|
| QFC | TX | Square Nut | Steel | Plain | 1/2-13 | 1/2-13 sq nut overtapped .021 plain b18.2.2 | 490 |
|
| QFC | TX | Square Nut | Steel | Plain | 3/4-10 | 3/4-10 square nut plain tap oversized b18.2.2 | 203 |
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| QFC | TX | Square Nut | Steel | Plain | 3/4-10 | 3/4-10 square nut plain tap oversized b18.2.2 | 601 |
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| QFC | TX | Square Nut | Steel | Plain | 3/4-10 | 3/4-10 square nut plain tap oversized b18.2.2 | 1410 |
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| QFC | TX | Square Nut | Steel | Plain | 1-8 | 1-8 square nut plain b18.2.2 | 25 |
|
| QFC | TX | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 | 10-24 square nut 304 18-8 304 steel b18.2.2 | 216 |
|
| QFC | TX | Square Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 square nut zinc b18.2.2 | 5430 |
|
| QFC | TX | Square Nut | Steel | Galvanized | 1/2-13 | 1/2-13 square nut galvanized b18.2.2 | 746 |
|
| QFC | TX | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/2-13 | 1/2-13 square nut 18-8 s/s b18.2.2 | 5935 |
|
| QFC | TX | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/2-13 | 1/2-13 square nut 18-8 s/s b18.2.2 | 386 |
|
| QFC | TX | Square Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/2-13 | 1/2-13 square nut 18-8 s/s domestic b18.2.2 | 230 |
|
| B & K FAST | PA | Square Nut | Aluminum | Plain | 1/4-20 | 1/4-20 aluminum square nuts b18.2.2 | 500 |
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| B & K FAST | PA | Square Nut | Steel | Galvanized | 1/4-20 | 1/4-20 galv square nuts b18.2.2 | 29075 |
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| B & K FAST | PA | Square Nut | Steel | Plain | 1/2-13 | 1/2-13 heavy square nuts plain b18.2.2 | 131 |
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| B & K FAST | PA | Square Nut | Grade 8 | Zinc/Yellow | 3/4-10 | 3/4-10 heavy square nut gr 8 zy b18.2.2 | 26 |
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| B & K FAST | PA | Square Nut | Steel | Plain | 1-8 | 1-8 heavy square nuts plain b18.2.2 | 3 |
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| B & K FAST | PA | Square Nut | Steel | Plain | 1 1/8-7 | 1 1/8-7 heavy square nuts plain b18.2.2 | 1 |
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| B & K FAST | PA | Square Nut | Steel | Plain | 1 1/4 | 1 1/4 heavy square nuts plain b18.2.2 | 54 |
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| B & K FAST | PA | Square Nut | Steel | Plain | 2-4 1/2 | 2-4 1/2 heavy square nuts plain b18.2.2 | 9 |
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| B & K FAST | PA | Square Nut | Steel | Plain | 3/4-10 | 3/4-10 l.h. square nuts plain b18.2.2 | 298 |
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| B & K FAST | PA | Square Nut | Steel | Plain | #5-40 | 5/40 square nuts plain b18.2.2 | 3800 |
|
| B & K FAST | PA | Square Nut | Steel | Zinc/Clear | #6-32 | 6/32 square nuts zinc b18.2.2 | 7177 |
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| B & K FAST | PA | Square Nut | Steel | Zinc/Clear | #8-32 | 8/32 square nuts zinc b18.2.2 | 15200 |
|
| B & K FAST | PA | Square Nut | Steel | Zinc/Clear | #10-24 | 10/24 square nuts zinc b18.2.2 | 19800 |
|
| B & K FAST | PA | Square Nut | Steel | Zinc/Clear | #12-24 | 12/24 square nuts zinc b18.2.2 | 5914 |
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| B & K FAST | PA | Square Nut | Steel | Plain | 1/4-20 | 1/4-20 square nuts plain b18.2.2 | 1200 |
|
| B & K FAST | PA | Square Nut | Steel | Plain | 5/16-18 | 5/16-18 square nuts plain b18.2.2 | 46832 |
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| B & K FAST | PA | Square Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 square nuts zinc b18.2.2 | 6105 |
|
| B & K FAST | PA | Square Nut | Steel | Plain | 3/8-16 | 3/8-16 square nuts plain b18.2.2 | 304 |
|
| B & K FAST | PA | Square Nut | Steel | Plain | 7/16-14 | 7/16-14 square nuts plain b18.2.2 | 26296 |
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| B & K FAST | PA | Square Nut | Steel | Plain | 1/2-13 | 1/2-13 square nuts plain b18.2.2 | 1583 |
|
| BHAM | GA | Square Nut | Grade 2 | Plain | 1 x a183 | 1 a183 grade 2 square nuts b18.2.2 | 70 |
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| BHAM | GA | Square Nut | Steel | Plain | 3/4 | 3/4 4140 square nuts b18.2.2 | 91 |
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| BHAM | GA | Square Nut | Steel | Plain | 1 3/8 | 1 3/8 4140 square nuts b18.2.2 | 16 |
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| BHAM | GA | Square Nut | Grade 2H | Plain | 1 3/8 | 1 3/8 a194-2h square nuts b18.2.2 | 33 |
|
| IRF | NJ | Square Nut | Grade 2 | Plain | 1 1/4-7 | 1-1/4-7 square nut grade 2 b18.2.2 sae j995 steel plain | 180 |
|
| JET FITTING | CA | Square Nut | Steel | Plain | 3/816 | nut square 3/816 steel plain b18.2.2 | 900 |
|
| JET FITTING | CA | Square Nut | Grade 2 | Zinc/Clear | 1/2-13 | nut square 1/2-13 grade 2 steel zinc plated b18.2.2 | 200 |
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| Wurth | Ont | Square Nut | Grade 2 | Zinc/Clear | 5/16-18 | nut sq gr2 (zn) 5/16-18 b18.2.2 | 151 |
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| THRDFAST | FL | Square Nut | Steel | Plain | 1/4-20 | square nut b18.2.2 | 6,425 |
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| THRDFAST | FL | Square Nut | Steel | Zinc/Clear | 1/4-20 | square nut b18.2.2 | 2,233 |
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| THRDFAST | FL | Square Nut | Steel | Plain | 3/8-16 | square nut b18.2.2 | 1,460 |
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| THRDFAST | FL | Square Nut | Steel | Zinc/Clear | 5/16-18 | square nut b18.2.2 | 1,286 |
|
| THRDFAST | FL | Square Nut | Steel | Galvanized | 1-8 | square nut hdg b18.2.2 | 233 |
|
| THRDFAST | FL | Square Nut | Steel | Zinc/Clear | 3/8-16 | square nut b18.2.2 | 49 |
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| THRDFAST | FL | Square Nut | Steel | Zinc/Clear | 1/2-13 | square nut b18.2.2 | 39 |
|
| THRDFAST | FL | Square Nut | Steel | Plain | 1 1/4-7 | square nut b18.2.2 | 20 |
|
| THRDFAST | FL | Square Nut | Steel | Galvanized | 1 1/4-7 | square nut hdg b18.2.2 | 12 |
|
| THRDFAST | FL | Square Nut | Steel | Galvanized | 5/16-18 | square nut hdg b18.2.2 | 416 |
|
| THRDFAST | FL | Square Nut | Steel | Zinc/Clear | 1/2-13 | square nut b18.2.2 | 71 |
|
| THRDFAST | FL | Square Nut | Steel | Galvanized | 1/2-13 | square nut hdg b18.2.2 | 59 |
|
| THRDFAST | FL | Square Nut | Steel | Zinc/Clear | 7/8-9 | square nut b18.2.2 | 43 |
|
| THRDFAST | FL | Square Nut | Steel | Zinc/Clear | 1/4-20 | square nut b18.2.2 | 20 |
|
| THRDFAST | FL | Square Nut | Steel | Galvanized | 1-8 | square nut hdg b18.2.2 | 7 |
|
| THRDFAST | FL | Square Nut | Steel | Galvanized | 1/4-20 | square nut hdg b18.2.2 | 3 |
|
| THRDFAST | OK | Square Nut | Steel | Plain | 5/8-11 | square nut b18.2.2 | 173 |
|
| THRDFAST | TN | Square Nut | Steel | Zinc/Clear | 1/2-13 | square nut b18.2.2 | 964 |
|
| THRDFAST | TN | Square Nut | Steel | Zinc/Clear | 3/4-10 | square nut b18.2.2 | 87 |
|
| THRDFAST | TN | Square Nut | Steel | Plain | 3/4-10 | square nut b18.2.2 | 56 |
|
| All Size | TX | Square Nut | Steel | Plain | 1/4-20 | 1/4-20 square nut b18.2.2 | 4,503 |
|
| All Size | TX | Square Nut | Steel | Plain | 3/4-10 | 3/4-10 square nut plain b18.2.2 | 227 |
|
| All Size | TX | Square Nut | Steel | Plain | #8-32 | 8-32 square nut b18.2.2 | 10,800 |
|
| All Size | TX | Square Nut | Steel | Galvanized | 5/8-11 | 5/8-11 square nut galv b18.2.2 | 498 |
|
| All Size | TX | Square Nut | Steel | Plain | 7/8-9 | 7/8-9 square nut b18.2.2 | 73 |
|
| All Size | TX | Square Nut | Steel | Zinc/Clear | 3/8-16 | 3/8-16 square nut zinc b18.2.2 | 50 |
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