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Washer Type Washer Type |
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| Flat | Self-Retaining |
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OD OD |
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Minimum Thickness Minimum Thickness |
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Maximum Thickness Maximum Thickness |
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Hardness Hardness |
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About Washers
More
Plastic Washers
These plastic washers are good electrical insulators.
UHMW washers have excellent moisture and abrasion resistance and good resistance to chemicals.
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. | |
UHMW Plastic | |||||||||||
| No. 2 | 0.094" | 0.188" | 0.026"-0.036" | Not Rated | 180° | Not Rated | __ | Off-White | 25 | 000000000 | 00000 |
| No. 4 | 0.120" | 0.250" | 0.026"-0.036" | Not Rated | 180° | Not Rated | __ | Off-White | 25 | 000000000 | 0000 |
| No. 5 | 0.126" | 0.315" | 0.029"-0.033" | Not Rated | 180° | Not Rated | __ | Off-White | 25 | 000000000 | 00000 |
| No. 6 | 0.150" | 0.375" | 0.026"-0.036" | Not Rated | 180° | Not Rated | __ | Off-White | 25 | 000000000 | 0000 |
| No. 8 | 0.175" | 0.375" | 0.026"-0.036" | Not Rated | 180° | Not Rated | __ | Off-White | 25 | 000000000 | 0000 |
| No. 10 | 0.203" | 0.438" | 0.026"-0.036" | Not Rated | 180° | Not Rated | __ | Off-White | 25 | 000000000 | 0000 |
| No. 12 | 0.250" | 0.562" | 0.060"-0.067" | Not Rated | 180° | Not Rated | ASME B18.21.1 | Off-White | 10 | 000000000 | 00000 |
| 1/4" | 0.265" | 0.500" | 0.026"-0.036" | Not Rated | 180° | Not Rated | __ | Off-White | 25 | 000000000 | 0000 |
| 5/16" | 0.328" | 0.562" | 0.026"-0.036" | Not Rated | 180° | Not Rated | __ | Off-White | 25 | 000000000 | 0000 |
| 3/8" | 0.390" | 0.625" | 0.026"-0.036" | Not Rated | 180° | Not Rated | __ | Off-White | 25 | 000000000 | 0000 |
| 7/16" | 0.469" | 0.922" | 0.060"-0.067" | Not Rated | 180° | Not Rated | ASME B18.21.1 | Off-White | 10 | 000000000 | 00000 |
| 1/2" | 0.515" | 0.885" | 0.057"-0.067" | Not Rated | 180° | Not Rated | __ | Off-White | 10 | 000000000 | 0000 |
| 9/16" | 0.594" | 1.156" | 0.089"-0.099" | Not Rated | 180° | Not Rated | ASME B18.21.1 | Off-White | 10 | 000000000 | 0000 |
| 5/8" | 0.640" | 1.062" | 0.057"-0.067" | Not Rated | 180° | Not Rated | __ | Off-White | 10 | 000000000 | 0000 |
| 3/4" | 0.765" | 1.312" | 0.057"-0.067" | Not Rated | 180° | Not Rated | __ | Off-White | 10 | 000000000 | 0000 |
| 7/8" | 0.935" | 1.750" | 0.115"-0.130" | Not Rated | 180° | Not Rated | ASME B18.21.1 | Off-White | 10 | 000000000 | 00000 |
| 1" | 1.025" | 1.750" | 0.057"-0.067" | Not Rated | 180° | Not Rated | __ | Off-White | 5 | 000000000 | 0000 |
Metric Plastic Washers
These plastic washers are good electrical insulators.
UHMW washers have excellent moisture and abrasion resistance and good resistance to chemicals.
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 | Color | Pkg. Qty. | Pkg. | |
UHMW Plastic | ||||||||||
| M2 | 2.1 | 5.0 | 0.7-0.9 | Not Rated | 180° | Not Rated | Off-White | 10 | 000000000 | 000000 |
| M3 | 3.2 | 8.0 | 0.7-0.9 | Not Rated | 180° | Not Rated | Off-White | 10 | 000000000 | 00000 |
| M4 | 4.3 | 9.0 | 0.7-0.9 | Not Rated | 180° | Not Rated | Off-White | 10 | 000000000 | 00000 |
| M5 | 5.3 | 11.0 | 0.9-1.1 | Not Rated | 180° | Not Rated | Off-White | 10 | 000000000 | 00000 |
| M6 | 6.4 | 12.0 | 1.5-1.7 | Not Rated | 180° | Not Rated | Off-White | 5 | 000000000 | 0000 |
| M7 | 7.4 | 14.0 | 1.5-1.7 | Not Rated | 180° | Not Rated | Off-White | 5 | 000000000 | 0000 |
| M8 | 8.4 | 18.0 | 1.9-2.1 | Not Rated | 180° | Not Rated | Off-White | 5 | 000000000 | 0000 |
| M10 | 10.5 | 22.0 | 2.2-2.5 | Not Rated | 180° | Not Rated | Off-White | 5 | 000000000 | 0000 |
| M12 | 13.0 | 24.0 | 2.2-2.5 | Not Rated | 180° | Not Rated | Off-White | 5 | 000000000 | 0000 |
| M14 | 15.0 | 30.0 | 3.0-3.3 | Not Rated | 180° | Not Rated | Off-White | 1 | 000000000 | 0000 |
| M16 | 17.0 | 30.0 | 3.0-3.3 | Not Rated | 180° | Not Rated | Off-White | 1 | 000000000 | 0000 |
| M18 | 19.0 | 34.0 | 3.0-3.3 | Not Rated | 180° | Not Rated | Off-White | 1 | 000000000 | 0000 |
| M20 | 21.0 | 37.0 | 3.0-3.3 | Not Rated | 180° | Not Rated | Off-White | 1 | 000000000 | 0000 |
Self-Retaining Washers
A specially shaped ID grips your screw shank tightly. All of these washers are good electrical insulators.
Polyethylene washers are softer, more flexible, and withstand moisture better than nylon washers. They are not as wear resistant.
For technical drawings and 3-D models, click on a part number.
Inch and Metric
Temperature Range, °F | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| For Screw Size | ID | OD | Thick. | Min. | Max. | Hardness | Choose a Color | Pkg. Qty. | Pkg. | |
Polyethylene Plastic | ||||||||||
| No. 3, M2.5 | 0.106" | 0.256" | 0.037"-0.049" | 35° | 145° | Durometer 43D | 100 | 000000000 | 00000 | |
| No. 10, M5 | 0.209" | 0.433" | 0.045"-0.057" | 35° | 145° | Durometer 43D | 100 | 000000000 | 0000 | |
| 1/4", M6 | 0.252" | 0.472" | 0.057"-0.069" | 35° | 145° | Durometer 43D | 100 | 000000000 | 00000 | |
| 5/16", M8 | 0.331" | 0.669" | 0.073"-0.085" | 35° | 145° | Durometer 43D | 100 | 000000000 | 00000 | |
| 3/8", M10 | 0.413" | 0.709" | 0.053"-0.065" | 35° | 145° | Durometer 43D | Blue | 50 | 000000000 | 00000 |
Replacement Adapter Washers for Slip-Joint Fittings
Plastic
These adapters connect 1 1/4" OD pipe to 1 1/2" OD pipe.
White Plastic | |||
|---|---|---|---|
| For Tube OD | Pkg. Qty. | Pkg. | |
| 1 1/4" × 1 1/2" | 100 | 0000000 | 000000 |