Flat Washer
Flat Washers, or just Plain Washers, are a flat annulus or ring, often of metal, used to spread the load from the head of a screwed fastening to the base material. Flat washers are used to increase the bearing surface of a nut or fastener's head thus spreading the clamping force over a larger area.
42,069 Flat Washer, showing 200, (click on any line for more information)
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| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Endries | WI | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | .847 | .847/.853x1.115/1.135x .120/.130 18-8 s/s steel annealed flat | 448 |
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| Endries | WI | Flat Washer | Nylon (Polyamide) | Plain / Furnace Black | M3.2 x 8.0 x 0.8 | f/w m3.2xm8.0xm0.8 nylon | 6000 |
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| Endries | WI | Flat Washer | Nylon (Polyamide) | Plain / Furnace Black | 17w05609b .312x.562x.031 black nylon flat | 500 |
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| Endries | WI | Flat Washer | Steel | Zinc/Clear | M3 | M3 flat zinc din 7349 | 1031 |
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| Endries | WI | Flat Washer | 316, 317, A4 Stainless | Plain / Furnace Black | 12 | 12 screw size 316 stainless steel flat .223x.438x.060 | 1925 |
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| Century | FL | Flat Washer | 316, 317, A4 Stainless | Plain / Furnace Black | 3/4 | 3/4 commercial washer 316 s/s | 8 |
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| Century | FL | Flat Washer | Steel | Cadmium | 0.260 x 0.500 | ls35307-4m washer 0.500 (+/-.010) x 0.260 (+/-.005) x .032 (+/-.004) 4130 steel 180 ksi cad per qq-p-416 type ii class 2 | 7 |
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| Century | FL | Flat Washer | Steel | Plain / Furnace Black | 1/4 | 1/4 type-b reg f/w (STEEL TRIVALENT ZINC YELLOW) (STEEL TRIVALENT ZINC YELLOW) () () | 47400 |
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| Century | FL | Flat Washer | Steel | Plain / Furnace Black | an960xc8l | 950 |
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| Century | FL | Flat Washer | m2742640104a M274264104A | 540 |
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| Century | FL | Flat Washer | 5/16-24 x .469 | ms124697 | 311 |
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| Century | FL | Flat Washer | Steel | Plain / Furnace Black | ms9276-10 | 232 |
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| Century | FL | Flat Washer | Steel | Plain / Furnace Black | ms9549-11 | 255 |
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| Century | FL | Flat Washer | nas1829c6j08 | 129 |
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| Century | FL | Flat Washer | ms9592-012 | 32 |
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| Century | FL | Flat Washer | ms9380-18 | 200 |
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| Century | FL | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | 1/4 | ms15795-858 | 2017 |
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| Century | FL | Flat Washer | nas1523-4e | 78 |
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| Century | FL | Flat Washer | Steel | nas561c3-8 pin | 54 |
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| Century | FL | Flat Washer | ms25083-7bb8 | 53 |
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| Century | FL | Flat Washer | nas6205-9d | 23 |
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| Century | FL | Flat Washer | as1790w04l | 42 |
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| Century | FL | Flat Washer | nas561c3-12 | 97 |
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| Century | FL | Flat Washer | nas1635-08le28 | 96 |
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| Century | FL | Flat Washer | Plain / Furnace Black | nas549fl3 | 439 |
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| OneMonroe | NC | Flat Washer | Steel | Zinc/Clear | M6.4 x 11 x 1.6 | flat washer 6.4 x 11 x 1.6mm steel zinc din 433 | 164 |
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| OneMonroe | NC | Flat Washer | Steel | Plain / Furnace Black | striker b post assy w/washer | 1 |
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| OneMonroe | NC | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #10 | #10 sae ms15795-849 flat washer-ss black oxide | 1000 |
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| OneMonroe | NC | Flat Washer | Steel | Plain / Furnace Black | flat washer | 476 |
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| OneMonroe | NC | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 5/16 | 5/16 washer type-b regular stainless | 80 |
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| OneMonroe | NC | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 3/16 | 3/16 round back-up washer stainless | 2000 |
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| OneMonroe | NC | Flat Washer | Plain / Furnace Black | nas1523aa4b | 1 |
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| OneMonroe | NC | Flat Washer | ms27183-2 | 3782 |
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| OneMonroe | NC | Flat Washer | Nylon (Polyamide) | Plain / Furnace Black | .125 x .310 x .010 | seastrom sea 5610-10-10 #4fl nyl washer .125x.310x.010 | 450 |
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| OneMonroe | NC | Flat Washer | Steel | Plain / Furnace Black | .281 x .735 x .057/.067 | 1/4 f/w pfte white .281 x .735 x .057-.067 | 73 |
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| OneMonroe | NC | Flat Washer | Nylon (Polyamide) | Plain / Furnace Black | .375 x .625 x .093 | 5/16 f/w nyl nat .375 x .625 x .093 | 22 |
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| OneMonroe | NC | Flat Washer | Brass | Plain / Furnace Black | #12 x 1/2 | #12 x 1/2 flat washer brass | 532 |
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| OneMonroe | NC | Flat Washer | Steel | Plain / Furnace Black | make per navsea dwg and ms9768-10 parts must be passivated to qq-p-35 and the processing must be performed by a lockheed approved processor. | 25 |
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| OneMonroe | NC | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | .102 x .175 x .016 | nas620-c3l dfars 252.225-7014 applies | 900 |
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| OneMonroe | NC | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | .567 x 1.00 x .010 | 1/2 f/w 18-8 ss .567 x 1.00 x .010 | 487 |
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| OneMonroe | NC | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 4 | washer 4 machine screw washer 18 8 stainless steel 5000/ctn | 4500 |
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| OneMonroe | NC | Flat Washer | Steel | Plain / Furnace Black | washer for the 1782 curtain fastener | 60 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #4 | #4 ss flat washer | 2100 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #6 | #6 ss flat washer | 5125 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #8 | #8 ss flat washer | 4214 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #12 | #12 ss flat washer | 649 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 1/4 | 1/4 ss flat washer | 14730 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 3/8 | 3/8 ss flat washer | 14423 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 10 3/16 | #10 (3/16) ss flat washer | 3988 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 5/16 | 5/16 ss flat washer | 9654 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 7/16 | 7/16 ss flat washer | 1308 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 1/2 | 1/2 ss flat washer | 16208 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 9/16 | 9/16 ss flat washer | 590 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 5/8 | 5/8 ss flat washer | 8869 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 3/4 | 3/4 ss flat washer | 5107 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 7/8 | 7/8 ss flat washer | 454 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 1 | 1 ss flat washer | 319 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 1 1/4 | 1 1/4 ss flat washer | 74 |
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| NutsBolts | NE | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 1 1/2 | 1 1/2 ss flat washer | 160 |
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| NutsBolts | NE | Flat Washer | 316, 317, A4 Stainless | Plain / Furnace Black | 1/4 | 1/4 ss flat washer 316ss | 3472 |
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| NutsBolts | NE | Flat Washer | 316, 317, A4 Stainless | Plain / Furnace Black | 5/16 | 5/16 ss flat washer 316ss | 443 |
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| NutsBolts | NE | Flat Washer | 316, 317, A4 Stainless | Plain / Furnace Black | 3/8 | 3/8 ss flat washer 316ss | 1083 |
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| Bossard | AZ | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | rev c flatwasher 18-8 stainless | 390 |
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| Bossard | AZ | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | M8 | rev a m8 flat washer a2 ss | article numbers | 2000 |
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| Bossard | AZ | Flat Washer | Steel | Plain / Furnace Black | M5 | rev a m5 flat washer steel 140-250hv | article numbers | 8400 |
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| Bossard | AZ | Flat Washer | Plain / Furnace Black | 13 x 15 x .22 | washer fs 13 x 15 x .22 | article numbers | 2000 |
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| Bossard | AZ | Flat Washer | Plain / Furnace Black | flatwasher bn1414 | article numbers din 433 | 100 |
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| Bossard | AZ | Flat Washer | Plain / Furnace Black | M10 | m10 flat washer w/o chamfer | article numbers | 1300 |
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| Bossard | AZ | Flat Washer | Plain / Furnace Black | #10 x 40 | 10x40 flat washer w/o chamfer lg od | article numbers | 7277 |
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| Bossard | AZ | Flat Washer | Plain / Furnace Black | M5 | flatwasher m5 heavy duty type | article numbers | 2400 |
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| Bossard | AZ | Flat Washer | Nylon (Polyamide) | Plain / Furnace Black | 5/16 x 1/2 x .032 | flat washer nylon 5/16 id x 1/2 od x.032 | misc fasteners/hardware | 6000 |
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| Bossard | AZ | Flat Washer | Plain / Furnace Black | flatwasher bn715 | article numbers din 125a | 2100 |
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| Bossard | AZ | Flat Washer | Plain / Furnace Black | flatwasher bn715 | article numbers din 125a | 61000 |
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| Bossard | AZ | Flat Washer | 316, 317, A4 Stainless | Plain / Furnace Black | flat washer 316 stainless steel | misc fasteners/hardware | 40223 |
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| Bossard | AZ | Flat Washer | Plain / Furnace Black | flatwasher bn670 | metric product din 125a | 1300 |
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| Bossard | AZ | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | M3 | m3 flatwasher a2 ss | metric product din 125a | 185000 |
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| Bossard | AZ | Flat Washer | Nylon (Polyamide) | Plain / Furnace Black | washer nylon southco | southco | 1000 |
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| Bossard | AZ | Flat Washer | Plain / Furnace Black | flatwasher m4 bn715 | 4817 |
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| Bossard | AZ | Flat Washer | Steel | Plain / Furnace Black | washer | 6529 |
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| Bossard | AZ | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | washer-stainless steel nas620c8l | 1270 |
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| Bossard | AZ | Flat Washer | Steel | Plain / Furnace Black | washer trim (iso-f) southco | 25 |
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| Bossard | AZ | Flat Washer | Steel | Plain / Furnace Black | standoff 3/16 hex m/f raf electronic hardware nas1829bt3c05 | 20 |
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| Cal Fastenrs | CA | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | .350 x .490 x .020 | 5/16 stainless f/w .350 id x .490 od x .020 thk | 4,400 |
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| Cal Fastenrs | CA | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | .390 x .625 x .063 | .390 x .625 x .063 s.s f/w (see an960-c616) an960-c616 | an960-c616 | an960-c616 | 3,135 |
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| Endries | WI | Flat Washer | Steel | Plain / Furnace Black | .620 | .620/.630x1.234/1.244x .009/.011 flat plain | 1850 |
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| Endries | WI | Flat Washer | Steel | Zinc/Clear | .510 | .510/.520x.870/.880x .056/.064 flat trivalent clear zinc | 62 |
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| Cal Fastenrs | CA | Flat Washer | Steel | Zinc/Clear | M6 | m6 flatwasher (m6 x 20mm x 1.5mm)-zinc bn732(20mm) | bn732(20mm) | bn732(20mm) | 800 |
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| Endries | WI | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 5/16 | 5/16 screw size .344x.75x.125 18-8 304 steel flat .334/.354x.74/.76x.120/.145 | 530 |
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| Endries | WI | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | .195 x .354 x .032 | nas620-c10l (oe) .195 x.354x.032 18-8 s/s steel flat 304ss | 7000 |
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| Endries | WI | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | .531 x 1.1 x .1705 | .531x1.1255x.1705 18-8 s/s steel flat | 1150 |
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| Endries | WI | Flat Washer | Nylon (Polyamide) | Plain / Furnace Black | .135 | .135/.145x.365/.385x .044/.051 nylon flat | 80 |
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| Endries | WI | Flat Washer | Steel | Zinc/Clear | 1/4 | 1/4 type-b wide flat hex chromium free 96 hr salt spray zinc (.281x1.00x.063) | 3270 |
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| Endries | WI | Flat Washer | Nylon (Polyamide) | Plain / Furnace Black | .257 x .750 x .062 | .257x.750x.062 nylon flat | 5049 |
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| Endries | WI | Flat Washer | Copper | Plain / Furnace Black | 1/4 x .252 x .005 | 1/4 f/w .252 +/-.005x.500 +/-.010x.064 +/-.005 copper | 963 |
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| Endries | WI | Flat Washer | Steel | Zinc/Clear | .218 x .937 x .046 | .218x.937x.046 flat zinc | 3000 |
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| Endries | WI | Flat Washer | Steel | Black Oxide | 1/2 x .557 x 1.368 | 1/2 standard flat black oxide (.557x1.368x.086) | 45648 |
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| Endries | WI | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | M6 | M6 a2 18-8 304 flat din 125a | 1000 |
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| Endries | WI | Flat Washer | Steel | Zinc/Clear | 8 x 1/2 | 8x1/2 slotted hex head with serrations type-b tapping screw hexavalent or trivalent zinc | 22295 |
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| Endries | WI | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | .230 x .640 x .030 | f/w .230x.640x.030 rockwell-b75 ss | 48883 |
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| Endries | WI | Flat Washer | Nylon (Polyamide) | Plain / Furnace Black | .411 x 1.00 x .062 | .411 idx1.00 odx.062 thick nylon | 50000 |
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| Endries | WI | Flat Washer | Silicon Bronze | Plain / Furnace Black | .753 x 1.375 x 1/8 | .753x1.375x1/8 bronze | 95 |
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| Endries | WI | Flat Washer | Steel | Fluoropolymer-Based (Xylan, Fluorokote, Teflon) | .141 x .312 x .016 | .141x.312x.016 white teflon flat | 742 |
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| Endries | WI | Flat Washer | Steel | Plain / Furnace Black | M16 | M16 flat plain din 125a | 1585 |
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| Endries | WI | Flat Washer | Nylon (Polyamide) | Plain / Furnace Black | wf-0875-0343-0062 .343x .875x.062 nylon flat (volt) | 10200 |
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| Endries | WI | Flat Washer | Steel | Galvanized | .203 x .734 x .060 | .203x.734x.060 steel flat mechanical galvanized | 720 |
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| Endries | WI | Flat Washer | Steel | Plain / Furnace Black | u250-0110 srring | 1120 |
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| Endries | WI | Flat Washer | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | .089 x . x .03 | .089x.188x.03 18-8 s/s steel flat clean | 170 |
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