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About Washers
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High-Temperature Plastic Washers
These are among the most heat resistant plastic washers we carry. All have good chemical resistance.
PEEK washers have excellent tensile strength for high-stress applications. Carbon-filled PEEK washers are stronger and more moisture resistant than PEEK washers.
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. | |
PEEK Plastic | |||||||||||
| No. 0 | 0.078" | 0.188" | 0.016"-0.025" | -20° | 500° | Rockwell M103 | ASME B18.21.1 | Tan | 10 | 000000000 | 00000 |
| No. 2 | 0.094" | 0.250" | 0.016"-0.025" | -20° | 500° | Rockwell M103 | ASME B18.21.1 | Tan | 10 | 000000000 | 0000 |
| No. 4 | 0.125" | 0.313" | 0.025"-0.040" | -20° | 500° | Rockwell M103 | ASME B18.21.1 | Tan | 10 | 000000000 | 0000 |
| No. 5 | 0.141" | 0.350" | 0.036"-0.045" | -20° | 500° | Rockwell M103 | __ | Tan | 10 | 000000000 | 0000 |
| No. 6 | 0.150" | 0.380" | 0.020"-0.060" | -20° | 500° | Rockwell M103 | __ | Tan | 10 | 000000000 | 0000 |
| No. 8 | 0.190" | 0.440" | 0.020"-0.060" | -20° | 500° | Rockwell M103 | __ | Tan | 10 | 000000000 | 0000 |
| No. 10 | 0.220" | 0.510" | 0.020"-0.060" | -20° | 500° | Rockwell M103 | __ | Tan | 10 | 000000000 | 0000 |
| No. 12 | 0.250" | 0.562" | 0.051"-0.080" | -20° | 500° | Rockwell M103 | ASME B18.21.1 | Tan | 10 | 000000000 | 0000 |
| 1/4" | 0.280" | 0.630" | 0.040"-0.080" | -20° | 500° | Rockwell M103 | __ | Tan | 10 | 000000000 | 0000 |
| 5/16" | 0.340" | 0.690" | 0.040"-0.080" | -20° | 500° | Rockwell M103 | __ | Tan | 10 | 000000000 | 0000 |
| 3/8" | 0.406" | 1.000" | 0.064"-0.104" | -20° | 500° | Rockwell M103 | __ | Tan | 5 | 000000000 | 0000 |
| 7/16" | 0.469" | 1.250" | 0.051"-0.080" | -20° | 500° | Rockwell M103 | __ | Tan | 5 | 000000000 | 0000 |
| 1/2" | 0.531" | 1.375" | 0.064"-0.104" | -20° | 500° | Rockwell M103 | __ | Tan | 5 | 000000000 | 0000 |
| 9/16" | 0.594" | 1.469" | 0.074"-0.121" | -20° | 500° | Rockwell M103 | __ | Tan | 1 | 000000000 | 0000 |
| 5/8" | 0.656" | 1.750" | 0.074"-0.121" | -20° | 500° | Rockwell M103 | __ | Tan | 1 | 000000000 | 0000 |
| 3/4" | 0.812" | 2.000" | 0.108"-0.160" | -20° | 500° | Rockwell M103 | __ | Tan | 1 | 000000000 | 0000 |
| 7/8" | 0.938" | 2.250" | 0.108"-0.160" | -20° | 500° | Rockwell M103 | __ | Tan | 1 | 000000000 | 0000 |
| 1" | 1.062" | 2.500" | 0.108"-0.160" | -20° | 500° | Rockwell M103 | __ | Tan | 1 | 000000000 | 0000 |
Carbon-Filled PEEK Plastic | |||||||||||
| No. 6 | 0.150" | 0.380" | 0.036"-0.065" | -50° | 500° | Rockwell M107 | __ | Black | 10 | 000000000 | 0000 |
| No. 8 | 0.190" | 0.440" | 0.036"-0.065" | -50° | 500° | Rockwell M107 | ASME B18.21.1 | Black | 10 | 000000000 | 0000 |
| No. 10 | 0.220" | 0.510" | 0.036"-0.065" | -50° | 500° | Rockwell M107 | ASME B18.21.1 | Black | 10 | 000000000 | 0000 |
| 1/4" | 0.280" | 0.630" | 0.051"-0.080" | -50° | 500° | Rockwell M107 | ASME B18.21.1 | Black | 5 | 000000000 | 0000 |
| 5/16" | 0.340" | 0.690" | 0.064"-0.104" | -50° | 500° | Rockwell M107 | __ | Black | 5 | 000000000 | 0000 |
| 3/8" | 0.406" | 1.000" | 0.064"-0.104" | -50° | 500° | Rockwell M107 | __ | Black | 5 | 000000000 | 0000 |
Metric High-Temperature Plastic Washers
Able to withstand temperatures up to 500° F, these are among the most heat resistant plastic washers we carry. They have excellent tensile strength for high-stress applications and good resistance to moisture and 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 | Specifications Met | Pkg. Qty. | Pkg. | |
PEEK Plastic | |||||||||||
| M2 | 2.2 | 5.0 | 0.2-0.4 | -20° | 500° | Rockwell M103 | Tan | DIN 125 | 10 | 000000000 | 00000 |
| M3 | 3.2 | 7.0 | 0.4-0.6 | -20° | 500° | Rockwell M103 | Tan | DIN 125 | 10 | 000000000 | 0000 |
| M4 | 4.3 | 9.0 | 0.7-0.9 | -20° | 500° | Rockwell M103 | Tan | DIN 125 | 10 | 000000000 | 0000 |
| M5 | 5.5 | 10.0 | 0.9-1.1 | -20° | 500° | Rockwell M103 | Tan | DIN 125 | 10 | 000000000 | 0000 |
| M6 | 6.4 | 12.0 | 1.4-1.8 | -20° | 500° | Rockwell M103 | Tan | DIN 125 | 10 | 000000000 | 0000 |
| M7 | 7.4 | 14.0 | 1.4-1.8 | -20° | 500° | Rockwell M103 | Tan | DIN 125 | 10 | 000000000 | 0000 |
| M8 | 8.4 | 16.0 | 1.4-1.8 | -20° | 500° | Rockwell M103 | Tan | DIN 125 | 10 | 000000000 | 0000 |
| M10 | 10.5 | 20.0 | 1.8-2.2 | -20° | 500° | Rockwell M103 | Tan | DIN 125 | 5 | 000000000 | 0000 |
| M12 | 13.0 | 24.0 | 2.3-2.7 | -20° | 500° | Rockwell M103 | Tan | DIN 125 | 5 | 000000000 | 0000 |
| M14 | 15.0 | 28.0 | 2.3-2.7 | -20° | 500° | Rockwell M103 | Tan | DIN 125 | 5 | 000000000 | 0000 |
| M16 | 17.0 | 30.0 | 2.7-3.3 | -20° | 500° | Rockwell M103 | Tan | DIN 125 | 1 | 000000000 | 0000 |
| M18 | 19.0 | 34.0 | 2.7-3.3 | -20° | 500° | Rockwell M103 | Tan | DIN 125 | 1 | 000000000 | 0000 |
| M20 | 21.0 | 37.0 | 2.7-3.3 | -20° | 500° | Rockwell M103 | Tan | DIN 125 | 1 | 000000000 | 0000 |
PEEK Unthreaded Spacers
Use PEEK spacers as an alternative to metal spacers in high-temperature, high-stress applications. They resist chemicals, wear, and moisture.
For technical drawings and 3-D models, click on a part number.
| Lg. | For Screw Size | ID | Temperature Range, °F | Color | Specifications Met | Each | |
3/8" OD | |||||||
|---|---|---|---|---|---|---|---|
| 1/4" | No. 10 | 0.192" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 3/8" | No. 10 | 0.192" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 0000 |
| 1/2" | No. 10 | 0.192" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 0000 |
| 5/8" | No. 10 | 0.192" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 0000 |
| 3/4" | No. 10 | 0.192" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 0000 |
| 7/8" | No. 10 | 0.192" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 0000 |
| 1" | No. 10 | 0.192" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 0000 |
| 1 1/4" | No. 10 | 0.192" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 0000 |
| 1 1/2" | No. 10 | 0.192" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 0000 |
| 1 3/4" | No. 10 | 0.192" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 0000 |
| 2" | No. 10 | 0.192" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 0000 |
1/2" OD | |||||||
| 1/4" | 1/4" | 0.252" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 3/8" | 1/4" | 0.252" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 1/2" | 1/4" | 0.252" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 5/8" | 1/4" | 0.252" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 3/4" | 1/4" | 0.252" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 7/8" | 1/4" | 0.252" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 1" | 1/4" | 0.252" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 1 1/4" | 1/4" | 0.252" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 1 1/2" | 1/4" | 0.252" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 1 3/4" | 1/4" | 0.252" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 2" | 1/4" | 0.252" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
3/4" OD | |||||||
| 1/4" | 3/8" | 0.380" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 3/8" | 3/8" | 0.380" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 1/2" | 3/8" | 0.380" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 5/8" | 3/8" | 0.380" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 3/4" | 3/8" | 0.380" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 7/8" | 3/8" | 0.380" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 1" | 3/8" | 0.380" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 1 1/4" | 3/8" | 0.380" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 1 1/2" | 3/8" | 0.380" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 1 3/4" | 3/8" | 0.380" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 2" | 3/8" | 0.380" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 2 1/4" | 3/8" | 0.380" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |
| 2 1/2" | 3/8" | 0.380" | -40° to 480° | Beige | ASTM D4000; MIL-P-46183, Type 1 | 000000000 | 00000 |