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About Washers
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Plastic Washers
These plastic washers are good electrical insulators.
Polycarbonate washers are more rigid than most plastic washers for high impact resistance. They have good moisture resistance and withstand oil, greases, and detergents.
For technical drawings and 3-D models, click on a part number.
Temperature Range, °F | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| For Screw Size | ID | OD | Thick. | Min. | Max. | Hardness | Specifications Met | Color | Pkg. Qty. | Pkg. | |
Polycarbonate Plastic | |||||||||||
| No. 0 | 0.078" | 0.188" | 0.016"-0.025" | Not Rated | 212° | Rockwell M70 | ASME B18.21.1 | Clear | 25 | 000000000 | 00000 |
| No. 2 | 0.090" | 0.250" | 0.027"-0.037" | Not Rated | 212° | Rockwell R75 | __ | Clear | 100 | 000000000 | 00000 |
| No. 4 | 0.115" | 0.250" | 0.027"-0.037" | Not Rated | 212° | Rockwell R75 | __ | Clear | 100 | 000000000 | 00000 |
| No. 5 | 0.140" | 0.312" | 0.027"-0.037" | Not Rated | 212° | Rockwell R75 | __ | Clear | 100 | 000000000 | 00000 |
| No. 5 | 0.141" | 0.350" | 0.036"-0.045" | Not Rated | 212° | Rockwell M70 | __ | Clear | 25 | 000000000 | 00000 |
| No. 8 | 0.170" | 0.375" | 0.025"-0.035" | Not Rated | 212° | Rockwell R118 | __ | Clear | 25 | 000000000 | 00000 |
| No. 10 | 0.194" | 0.375" | 0.025"-0.035" | Not Rated | 212° | Rockwell R118 | __ | Clear | 25 | 000000000 | 00000 |
| No. 12 | 0.250" | 0.562" | 0.051"-0.080" | Not Rated | 212° | Rockwell M70 | ASME B18.21.1 | Clear | 25 | 000000000 | 00000 |
| 1/4" | 0.257" | 0.500" | 0.055"-0.069" | Not Rated | 212° | Rockwell R118 | __ | Clear | 25 | 000000000 | 00000 |
| 5/16" | 0.317" | 0.500" | 0.055"-0.069" | Not Rated | 212° | Rockwell R118 | __ | Clear | 25 | 000000000 | 00000 |
| 3/8" | 0.380" | 0.625" | 0.055"-0.069" | Not Rated | 212° | Rockwell R118 | __ | Clear | 25 | 000000000 | 00000 |
| 7/16" | 0.469" | 1.250" | 0.051"-0.080" | Not Rated | 212° | Rockwell M70 | __ | Clear | 10 | 000000000 | 00000 |
| 1/2" | 0.505" | 0.750" | 0.055"-0.069" | Not Rated | 212° | Rockwell R118 | __ | Clear | 25 | 000000000 | 00000 |
| 9/16" | 0.594" | 1.469" | 0.074"-0.121" | Not Rated | 212° | Rockwell M70 | __ | Clear | 5 | 000000000 | 0000 |
| 5/8" | 0.656" | 1.750" | 0.074"-0.121" | Not Rated | 212° | Rockwell M70 | __ | Clear | 1 | 000000000 | 0000 |
| 3/4" | 0.812" | 2.000" | 0.108"-0.160" | Not Rated | 212° | Rockwell M70 | __ | Clear | 1 | 000000000 | 0000 |
| 7/8" | 0.938" | 2.250" | 0.108"-0.160" | Not Rated | 212° | Rockwell M70 | __ | Clear | 1 | 000000000 | 0000 |
| 1" | 1.062" | 2.500" | 0.108"-0.160" | Not Rated | 212° | Rockwell M70 | __ | Clear | 1 | 000000000 | 0000 |
Metric Plastic Washers
These plastic washers are good electrical insulators.
Polycarbonate washers are more rigid than most plastic washers for high impact resistance. They have good moisture resistance and withstand oil, greases, and detergents.
For technical drawings and 3-D models, click on a part number.
Temperature Range, °F | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| For Screw Size | ID, mm | OD, mm | Thick., mm | Min. | Max. | Hardness | Pkg. Qty. | Pkg. | |
Polycarbonate Plastic | |||||||||
Clear | |||||||||
| M2 | 2.1 | 4.0 | 0.4-0.6 | Not Rated | 212° | Rockwell R120 | 50 | 000000000 | 00000 |
| M2.6 | 2.7 | 6.0 | 0.4-0.6 | Not Rated | 212° | Rockwell R120 | 50 | 000000000 | 0000 |
| M3 | 3.2 | 9.0 | 0.5-1.1 | Not Rated | 212° | Rockwell R118 | 10 | 000000000 | 0000 |
| M3 | 3.3 | 8.0 | 0.7-1.0 | Not Rated | 212° | Rockwell R120 | 50 | 000000000 | 0000 |
| M3 | 3.3 | 10.0 | 0.7-1.0 | Not Rated | 212° | Rockwell R120 | 50 | 000000000 | 0000 |
| M3.5 | 3.7 | 8.0 | 0.5-1.1 | Not Rated | 212° | Rockwell R118 | 10 | 000000000 | 0000 |
| M4 | 4.3 | 9.0 | 0.5-1.1 | Not Rated | 212° | Rockwell R118 | 10 | 000000000 | 0000 |
| M4 | 4.5 | 10.0 | 0.7-0.9 | Not Rated | 212° | Rockwell R120 | 50 | 000000000 | 0000 |
| M5 | 5.5 | 12.0 | 0.7-0.9 | Not Rated | 212° | Rockwell R120 | 50 | 000000000 | 00000 |
| M6 | 6.4 | 12.0 | 1.2-1.8 | Not Rated | 212° | Rockwell R118 | 10 | 000000000 | 0000 |
| M6 | 6.5 | 13.0 | 0.9-1.1 | Not Rated | 212° | Rockwell R120 | 50 | 000000000 | 00000 |
| M8 | 8.5 | 15.8 | 1.3-1.9 | Not Rated | 212° | Rockwell R118 | 10 | 000000000 | 0000 |
| M8 | 8.5 | 18.0 | 1.4-1.8 | Not Rated | 212° | Rockwell R120 | 25 | 000000000 | 00000 |
| M10 | 10.5 | 22.0 | 1.4-1.8 | Not Rated | 212° | Rockwell R120 | 10 | 000000000 | 0000 |
| M12 | 13.0 | 24.0 | 2.2-2.8 | Not Rated | 212° | Rockwell R120 | 10 | 000000000 | 0000 |