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General Purpose Washers
Steel
 |  |
Black Super-Corrosion-Resistant-Coated Steel—Combines a finished appearance with the rust resistance of 316 stainless steel. The coating has been tested to extreme standards, including 1,000 hours of salt spray resistance, to hold up in wet and outdoor environments. Also known as black luster.
Material Certificate—Washers include a report with a traceable lot number.
For Fastener Strength Grade/Class—If you require screws or nuts with a specific fastener strength rating, make sure your washer matches the grade or class.
For Screw Size | ID | OD | Thk. | For Fastener Strength Grade/Class | Specs. Met | Certificate Type | Pkg. Qty. | Pkg. | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
Black Super-Corrosion-Resistant-Coated Steel | |||||||||||
| 1/4" | 0.312" | 0.750" | 0.055" to 0.072" | SAE Grade 8 | — | Material Certificate | 10 | 98026A111 | 000000 | ||
| 5/16" | 0.375" | 0.875" | 0.064" to 0.080" | SAE Grade 8 | ASME B18.21.1 | Material Certificate | 10 | 98026A112 | 00000 | ||
| 3/8" | 0.438" | 1.000" | 0.064" to 0.080" | SAE Grade 8 | ASME B18.21.1 | Material Certificate | 5 | 98026A113 | 0000 | ||
| 7/16" | 0.500" | 1.250" | 0.064" to 0.080" | SAE Grade 8 | ASME B18.21.1 | Material Certificate | 5 | 98026A114 | 00000 | ||
| 1/2" | 0.562" | 1.375" | 0.097" to 0.121" | SAE Grade 8 | ASME B18.21.1 | Material Certificate | 5 | 98026A115 | 00000 | ||
| 9/16" | 0.625" | 1.500" | 0.097" to 0.121" | SAE Grade 8 | — | Material Certificate | 5 | 98026A116 | 00000 | ||
| 5/8" | 0.688" | 1.750" | 0.122" to 0.146" | SAE Grade 8 | ASME B18.21.1 | — | 1 | 98026A117 | 0000 | ||
| 3/4" | 0.812" | 2.000" | 0.122" to 0.146" | SAE Grade 8 | ASME B18.21.1 | Material Certificate | 1 | 98026A118 | 0000 | ||
| 7/8" | 0.938" | 2.250" | 0.136" to 0.160" | SAE Grade 8 | ASME B18.21.1 | — | 1 | 98026A119 | 0000 | ||
| 1" | 1.062" | 2.500" | 0.136" to 0.160" | SAE Grade 8 | ASME B18.21.1 | Material Certificate | 1 | 98026A121 | 0000 | ||
| 1 1/8" | 1.250" | 2.750" | 0.136" to 0.160" | SAE Grade 8 | ASME B18.21.1 | — | 1 | 98026A122 | 00000 | ||
| 1 1/4" | 1.375" | 3.000" | 0.136" to 0.160" | SAE Grade 8 | ASME B18.21.1 | — | 1 | 98026A123 | 00000 | ||
| 1 3/8" | 1.500" | 3.250" | 0.136" to 0.160" | SAE Grade 8 | — | Material Certificate | 1 | 98026A124 | 00000 | ||
| 1 1/2" | 1.625" | 3.500" | 0.136" to 0.160" | SAE Grade 8 | — | — | 1 | 98026A125 | 00000 | ||
| M4 | 4.3 mm | 9.0 mm | 0.7 mm to 0.9 mm | — | DIN 125, ISO 7089 | — | 10 | 93413A120 | 0000 | ||
| M5 | 5.3 mm | 10.0 mm | 0.9 mm to 1.1 mm | — | DIN 125, ISO 7089 | — | 10 | 93413A130 | 0000 | ||
| M6 | 6.4 mm | 12.0 mm | 1.4 mm to 1.8 mm | — | DIN 125, ISO 7089 | Material Certificate | 10 | 93413A140 | 00000 | ||
| M6 | 6.4 mm | 12.0 mm | 1.4 mm to 1.8 mm | Class 10.9 | DIN 125 | — | 10 | 93413A341 | 00000 | ||
| M7 | 7.4 mm | 14.0 mm | 1.4 mm to 1.8 mm | — | DIN 125, ISO 7089 | — | 5 | 93413A150 | 0000 | ||
| M8 | 8.4 mm | 16.0 mm | 1.4 mm to 1.8 mm | — | DIN 125, ISO 7089 | — | 5 | 93413A160 | 0000 | ||
| M8 | 8.4 mm | 16.0 mm | 1.4 mm to 1.8 mm | Class 10.9 | DIN 125 | — | 5 | 93413A342 | 0000 | ||
| M10 | 10.5 mm | 20.0 mm | 1.8 mm to 2.2 mm | — | DIN 125, ISO 7089 | — | 5 | 93413A170 | 0000 | ||
| M10 | 10.5 mm | 20.0 mm | 1.8 mm to 2.2 mm | Class 10.9 | DIN 125 | — | 5 | 93413A343 | 0000 | ||
| M12 | 13.0 mm | 24.0 mm | 2.3 mm to 2.7 mm | — | DIN 125, ISO 7089 | — | 5 | 93413A180 | 0000 | ||
| M12 | 13.0 mm | 24.0 mm | 2.3 mm to 2.7 mm | Class 10.9 | DIN 125 | — | 5 | 93413A344 | 00000 | ||
| M14 | 15.0 mm | 28.0 mm | 2.3 mm to 2.7 mm | — | DIN 125, ISO 7089 | — | 5 | 93413A190 | 0000 | ||
| M16 | 17.0 mm | 30.0 mm | 2.7 mm to 3.3 mm | — | DIN 125, ISO 7089 | — | 5 | 93413A331 | 0000 | ||
| M18 | 19.0 mm | 34.0 mm | 2.7 mm to 3.3 mm | — | DIN 125, ISO 7089 | — | 5 | 93413A332 | 0000 | ||
| M20 | 21.0 mm | 37.0 mm | 2.7 mm to 3.3 mm | — | DIN 125, ISO 7089 | — | 5 | 93413A333 | 0000 | ||
| M24 | 25.0 mm | 44.0 mm | 3.3 mm to 4.3 mm | — | DIN 125, ISO 7089 | — | 1 | 93413A334 | 0000 | ||
Oversized Washers
Steel
 |
 |
Black Super-Corrosion-Resistant-Coated Steel—Combines a finished appearance with the rust resistance of 316 stainless steel. The coating has been tested to extreme standards, including 1,000 hours of salt spray resistance, to hold up in wet and outdoor environments. Also known as black luster.
Material Certificate—Washers include a report with a traceable lot number.
For Fastener Strength Grade/Class—If you require screws or nuts with a specific fastener strength rating, make sure your washer matches the grade or class.
For Screw Size | ID | OD | Thk. | For Fastener Strength Grade/Class | Specs. Met | Certificate Type | Pkg. Qty. | Pkg. | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
Black Super-Corrosion-Resistant-Coated Steel | |||||||||||
| 3/16" | 0.219" | 1.000" | 0.051" to 0.084" | — | — | — | 10 | 93413A200 | 000000 | ||
| 3/16" | 0.219" | 1.250" | 0.051" to 0.084" | — | — | — | 10 | 93413A210 | 00000 | ||
| 1/4" | 0.281" | 1.000" | 0.051" to 0.084" | — | — | — | 10 | 93413A220 | 00000 | ||
| 1/4" | 0.281" | 1.250" | 0.051" to 0.084" | — | — | — | 10 | 93413A230 | 00000 | ||
| 1/4" | 0.281" | 1.500" | 0.051" to 0.084" | — | — | — | 5 | 93413A240 | 0000 | ||
| 1/4" | 0.313" | 0.750" | 0.090" to 0.110" | SAE Grade 8 | — | — | 5 | 93413A311 | 0000 | ||
| 5/16" | 0.344" | 1.250" | 0.051" to 0.084" | — | — | — | 10 | 93413A250 | 00000 | ||
| 5/16" | 0.344" | 1.500" | 0.051" to 0.084" | — | — | — | 5 | 93413A260 | 0000 | ||
| 5/16" | 0.375" | 0.875" | 0.090" to 0.110" | SAE Grade 8 | — | — | 5 | 93413A312 | 0000 | ||
| 3/8" | 0.406" | 1.250" | 0.051" to 0.084" | — | — | — | 10 | 93413A270 | 00000 | ||
| 3/8" | 0.406" | 1.500" | 0.051" to 0.084" | — | — | — | 5 | 93413A280 | 0000 | ||
| 3/8" | 0.438" | 1.000" | 0.110" to 0.126" | SAE Grade 8 | — | — | 5 | 93413A313 | 00000 | ||
| 7/16" | 0.500" | 1.250" | 0.110" to 0.126" | SAE Grade 8 | — | — | 5 | 93413A314 | 00000 | ||
| 1/2" | 0.531" | 2.000" | 0.051" to 0.084" | — | — | — | 5 | 93413A290 | 00000 | ||
| 1/2" | 0.563" | 1.375" | 0.156" to 0.188" | SAE Grade 8 | — | Material Certificate | 1 | 93413A315 | 0000 | ||
| 9/16" | 0.625" | 1.500" | 0.156" to 0.188" | SAE Grade 8 | — | — | 1 | 93413A316 | 0000 | ||
| 5/8" | 0.688" | 1.750" | 0.170" to 0.195" | SAE Grade 8 | — | — | 1 | 93413A317 | 0000 | ||
| 3/4" | 0.813" | 2.000" | 0.170" to 0.195" | SAE Grade 8 | — | — | 1 | 93413A318 | 0000 | ||
| 7/8" | 0.938" | 2.250" | 0.235" to 0.265" | SAE Grade 8 | — | — | 1 | 93413A319 | 00000 | ||
| 1" | 1.063" | 2.500" | 0.235" to 0.265" | SAE Grade 8 | — | — | 1 | 93413A321 | 00000 | ||
| M4 | 4.3 mm | 12.0 mm | 0.9 mm to 1.1 mm | — | DIN 9021 | — | 5 | 93413A211 | 0000 | ||
| M5 | 5.3 mm | 15.0 mm | 1.0 mm to 1.4 mm | — | DIN 9021 | — | 5 | 93413A212 | 0000 | ||
| M6 | 6.4 mm | 18.0 mm | 1.4 mm to 1.8 mm | — | DIN 9021 | — | 5 | 93413A213 | 0000 | ||
| M8 | 8.4 mm | 24.0 mm | 1.8 mm to 2.2 mm | — | DIN 9021 | — | 5 | 93413A214 | 0000 | ||
| M10 | 10.5 mm | 30.0 mm | 2.3 mm to 2.7 mm | — | DIN 9021 | — | 5 | 93413A215 | 00000 | ||
| M12 | 13.0 mm | 37.0 mm | 2.7 mm to 3.3 mm | — | DIN 9021 | — | 1 | 93413A216 | 0000 | ||
| M14 | 15.0 mm | 44.0 mm | 2.7 mm to 3.3 mm | — | DIN 9021 | — | 1 | 93413A217 | 0000 | ||
SAE Washers
Steel
 |
Black Super-Corrosion-Resistant-Coated Steel—Combines a finished appearance with the rust resistance of 316 stainless steel. The coating has been tested to extreme standards, including 1,000 hours of salt spray resistance, to hold up in wet and outdoor environments. Also known as black luster.
For Fastener Strength Grade/Class—If you require screws or nuts with a specific fastener strength rating, make sure your washer matches the grade or class.
For Screw Size | ID | OD | Thk. | For Fastener Strength Grade/Class | Specs. Met | Pkg. Qty. | Pkg. | |||
|---|---|---|---|---|---|---|---|---|---|---|
Black Super-Corrosion-Resistant-Coated Steel | ||||||||||
| No. 4 | 0.125" | 0.312" | 0.020" to 0.040" | — | — | 10 | 91434A335 | 000000 | ||
| No. 5 | 0.141" | 0.281" | 0.020" to 0.040" | — | — | 10 | 91434A345 | 00000 | ||
| No. 6 | 0.156" | 0.375" | 0.036" to 0.065" | — | ASME B18.21.1 | 10 | 91434A355 | 00000 | ||
| No. 8 | 0.188" | 0.438" | 0.036" to 0.065" | — | ASME B18.21.1 | 10 | 91434A365 | 00000 | ||
| No. 10 | 0.219" | 0.500" | 0.036" to 0.065" | — | ASME B18.21.1 | 10 | 91434A375 | 00000 | ||
| No. 12 | 0.250" | 0.562" | 0.051" to 0.080" | — | ASME B18.21.1 | 10 | 91434A385 | 00000 | ||
| 1/4" | 0.281" | 0.625" | 0.051" to 0.080" | — | ASME B18.21.1 | 10 | 91434A115 | 00000 | ||
| 1/4" | 0.281" | 0.625" | 0.055" to 0.065" | SAE Grade 8 | ASME B18.21.1 | 5 | 91434A116 | 0000 | ||
| 5/16" | 0.344" | 0.688" | 0.051" to 0.080" | — | ASME B18.21.1 | 10 | 91434A135 | 00000 | ||
| 5/16" | 0.344" | 0.688" | 0.055" to 0.065" | SAE Grade 8 | ASME B18.21.1 | 5 | 91434A117 | 0000 | ||
| 3/8" | 0.406" | 0.812" | 0.051" to 0.080" | — | ASME B18.21.1 | 10 | 91434A155 | 00000 | ||
| 3/8" | 0.406" | 0.813" | 0.055" to 0.065" | SAE Grade 8 | ASME B18.21.1 | 5 | 91434A118 | 0000 | ||
| 7/16" | 0.469" | 0.922" | 0.051" to 0.080" | — | ASME B18.21.1 | 10 | 91434A395 | 00000 | ||
| 7/16" | 0.469" | 0.922" | 0.055" to 0.065" | SAE Grade 8 | ASME B18.21.1 | 5 | 91434A119 | 0000 | ||
| 1/2" | 0.531" | 1.062" | 0.074" to 0.121" | — | ASME B18.21.1 | 10 | 91434A175 | 00000 | ||
| 1/2" | 0.531" | 1.063" | 0.100" to 0.116" | SAE Grade 8 | ASME B18.21.1 | 5 | 91434A120 | 00000 | ||
| 9/16" | 0.594" | 1.156" | 0.074" to 0.121" | — | ASME B18.21.1 | 10 | 91434A415 | 00000 | ||
| 9/16" | 0.594" | 1.188" | 0.100" to 0.116" | SAE Grade 8 | ASME B18.21.1 | 5 | 91434A121 | 00000 | ||
| 5/8" | 0.656" | 1.312" | 0.074" to 0.121" | — | ASME B18.21.1 | 10 | 91434A195 | 00000 | ||
| 5/8" | 0.656" | 1.313" | 0.122" to 0.138" | SAE Grade 8 | ASME B18.21.1 | 5 | 91434A122 | 00000 | ||
| 3/4" | 0.812" | 1.469" | 0.108" to 0.160" | — | ASME B18.21.1 | 5 | 91434A215 | 0000 | ||
| 3/4" | 0.813" | 1.469" | 0.122" to 0.138" | SAE Grade 8 | ASME B18.21.1 | 1 | 91434A123 | 0000 | ||
| 7/8" | 0.938" | 1.750" | 0.108" to 0.160" | — | ASME B18.21.1 | 5 | 91434A235 | 00000 | ||
| 7/8" | 0.938" | 1.750" | 0.136" to 0.152" | SAE Grade 8 | ASME B18.21.1 | 1 | 91434A124 | 0000 | ||
| 1" | 1.062" | 2.000" | 0.108" to 0.160" | — | ASME B18.21.1 | 5 | 91434A255 | 00000 | ||
| 1" | 1.063" | 2.000" | 0.136" to 0.160" | SAE Grade 8 | ASME B18.21.1 | 1 | 91434A125 | 0000 | ||
| 1 1/8" | 1.250" | 2.250" | 0.108" to 0.160" | — | ASME B18.21.1 | 5 | 91434A425 | 00000 | ||
| 1 1/4" | 1.375" | 2.500" | 0.136" to 0.160" | SAE Grade 8 | ASME B18.21.1 | 1 | 91434A126 | 0000 | ||
| 1 1/4" | 1.375" | 2.500" | 0.136" to 0.192" | — | ASME B18.21.1 | 1 | 91434A435 | 0000 | ||
| 1 3/8" | 1.500" | 2.750" | 0.136" to 0.192" | — | ASME B18.21.1 | 1 | 91434A445 | 0000 | ||
| 1 1/2" | 1.625" | 3.000" | 0.136" to 0.160" | SAE Grade 8 | ASME B18.21.1 | 1 | 91434A127 | 00000 | ||
| 1 1/2" | 1.625" | 3.000" | 0.136" to 0.192" | — | ASME B18.21.1 | 1 | 91434A455 | 0000 | ||
| 1 3/4" | 1.875" | 3.375" | 0.178" to 0.196" | SAE Grade 8 | ASME B18.21.1 | 1 | 91434A128 | 00000 | ||
| 2" | 2.125" | 3.750" | 0.178" to 0.196" | SAE Grade 8 | ASME B18.21.1 | 1 | 91434A129 | 00000 | ||
USS Washers
Steel
 |
Black Super-Corrosion-Resistant-Coated Steel—Combines a finished appearance with the rust resistance of 316 stainless steel. The coating has been tested to extreme standards, including 1,000 hours of salt spray resistance, to hold up in wet and outdoor environments. Also known as black luster.
For Fastener Strength Grade/Class—If you require screws or nuts with a specific fastener strength rating, make sure your washer matches the grade or class.
For Screw Size | ID | OD | Thk. | For Fastener Strength Grade/Class | Specs. Met | Pkg. Qty. | Pkg. | |||
|---|---|---|---|---|---|---|---|---|---|---|
Black Super-Corrosion-Resistant-Coated Steel | ||||||||||
| 1/4" | 0.312" | 0.750" | 0.051" to 0.080" | — | ASME B18.21.1 | 10 | 96582A304 | 000000 | ||
| 1/4" | 0.312" | 0.750" | 0.051" to 0.080" | SAE Grade 8 | — | 10 | 98189A452 | 00000 | ||
| 5/16" | 0.375" | 0.875" | 0.064" to 0.104" | — | ASME B18.21.1 | 10 | 96582A321 | 00000 | ||
| 5/16" | 0.375" | 0.875" | 0.064" to 0.104" | SAE Grade 8 | ASME B18.21.1 | 10 | 98189A472 | 00000 | ||
| 3/8" | 0.438" | 1.000" | 0.064" to 0.104" | — | ASME B18.21.1 | 10 | 96582A338 | 00000 | ||
| 3/8" | 0.438" | 1.000" | 0.064" to 0.104" | SAE Grade 8 | ASME B18.21.1 | 5 | 98189A474 | 0000 | ||
| 7/16" | 0.500" | 1.250" | 0.064" to 0.104" | — | ASME B18.21.1 | 10 | 96582A431 | 00000 | ||
| 7/16" | 0.500" | 1.250" | 0.064" to 0.104" | SAE Grade 8 | ASME B18.21.1 | 5 | 98189A478 | 00000 | ||
| 1/2" | 0.562" | 1.375" | 0.086" to 0.132" | — | ASME B18.21.1 | 5 | 96582A352 | 0000 | ||
| 1/2" | 0.562" | 1.375" | 0.086" to 0.132" | SAE Grade 8 | ASME B18.21.1 | 5 | 98189A491 | 00000 | ||
| 9/16" | 0.625" | 1.469" | 0.086" to 0.132" | — | ASME B18.21.1 | 5 | 96582A432 | 00000 | ||
| 9/16" | 0.625" | 1.500" | 0.086" to 0.132" | SAE Grade 8 | — | 5 | 98189A525 | 00000 | ||
| 5/8" | 0.688" | 1.750" | 0.108" to 0.160" | — | ASME B18.21.1 | 5 | 96582A371 | 0000 | ||
| 5/8" | 0.688" | 1.750" | 0.108" to 0.160" | SAE Grade 8 | ASME B18.21.1 | 1 | 98189A558 | 0000 | ||
| 3/4" | 0.812" | 2.000" | 0.122" to 0.177" | — | ASME B18.21.1 | 5 | 96582A389 | 00000 | ||
| 3/4" | 0.812" | 2.000" | 0.122" to 0.177" | SAE Grade 8 | ASME B18.21.1 | 1 | 98189A560 | 0000 | ||
| 7/8" | 0.938" | 2.250" | 0.136" to 0.192" | — | ASME B18.21.1 | 5 | 96582A406 | 00000 | ||
| 7/8" | 0.938" | 2.250" | 0.136" to 0.192" | SAE Grade 8 | ASME B18.21.1 | 1 | 98189A566 | 0000 | ||
| 1" | 1.062" | 2.500" | 0.136" to 0.192" | — | ASME B18.21.1 | 5 | 96582A423 | 00000 | ||
| 1" | 1.062" | 2.500" | 0.136" to 0.192" | SAE Grade 8 | ASME B18.21.1 | 1 | 98189A603 | 0000 | ||
| 1 1/8" | 1.250" | 2.750" | 0.136" to 0.192" | — | ASME B18.21.1 | 1 | 96582A433 | 0000 | ||
| 1 1/8" | 1.250" | 2.750" | 0.136" to 0.192" | SAE Grade 8 | ASME B18.21.1 | 1 | 98189A618 | 00000 | ||
| 1 1/4" | 1.375" | 3.000" | 0.136" to 0.192" | — | ASME B18.21.1 | 1 | 96582A434 | 0000 | ||
| 1 1/4" | 1.375" | 3.000" | 0.136" to 0.192" | SAE Grade 8 | ASME B18.21.1 | 1 | 98189A626 | 00000 | ||
| 1 3/8" | 1.500" | 3.250" | 0.153" to 0.213" | — | ASME B18.21.1 | 1 | 96582A435 | 0000 | ||
| 1 3/8" | 1.500" | 3.250" | 0.153" to 0.213" | SAE Grade 8 | — | 1 | 98189A630 | 00000 | ||
| 1 1/2" | 1.625" | 3.500" | 0.153" to 0.213" | — | ASME B18.21.1 | 1 | 96582A436 | 0000 | ||
| 1 1/2" | 1.625" | 3.500" | 0.153" to 0.213" | SAE Grade 8 | — | 1 | 98189A654 | 00000 | ||
| 1 5/8" | 1.750" | 3.750" | 0.153" to 0.213" | — | ASME B18.21.1 | 1 | 96582A437 | 0000 | ||
| 1 3/4" | 1.875" | 4.000" | 0.153" to 0.213" | — | ASME B18.21.1 | 1 | 96582A438 | 0000 | ||
| 1 7/8" | 2.000" | 4.250" | 0.153" to 0.213" | — | ASME B18.21.1 | 1 | 96582A439 | 0000 | ||
| 2" | 2.125" | 4.500" | 0.153" to 0.213" | — | ASME B18.21.1 | 1 | 96582A441 | 00000 | ||
| 2 1/4" | 2.375" | 4.750" | 0.193" to 0.248" | — | ASME B18.21.1 | 1 | 96582A442 | 00000 | ||
| 2 1/2" | 2.625" | 5.000" | 0.210" to 0.280" | — | ASME B18.21.1 | 1 | 96582A443 | 00000 | ||
| 2 3/4" | 2.875" | 5.250" | 0.228" to 0.310" | — | ASME B18.21.1 | 1 | 96582A444 | 00000 | ||
| 3" | 3.125" | 5.500" | 0.249" to 0.327" | — | ASME B18.21.1 | 1 | 96582A445 | 00000 | ||
Undersized Washers
 |
Steel
For Screw Size | ID, mm | OD, mm | Thk., mm | Specs. Met | Pkg. Qty. | Pkg. | |||
|---|---|---|---|---|---|---|---|---|---|
Black Super-Corrosion-Resistant-Coated Steel | |||||||||
| M6 | 6.4 | 11.0 | 1.4 to 1.8 | DIN 433, ISO 7092 | 10 | 93413A335 | 000000 | ||
| M8 | 8.4 | 15.0 | 1.4 to 1.8 | DIN 433, ISO 7092 | 10 | 93413A336 | 00000 | ||
| M10 | 10.5 | 18.0 | 1.4 to 1.8 | DIN 433, ISO 7092 | 10 | 93413A337 | 00000 | ||
| M12 | 13.0 | 20.0 | 1.8 to 2.2 | DIN 433, ISO 7092 | 10 | 93413A338 | 00000 | ||
Retaining Caps
