System of Measurement System of Measurement |
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ID (C) ID (C) |
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For Hole Diameter For Hole Diameter |
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Flange Diameter (D) Flange Diameter (D) |
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Material Material |
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Mount Type Mount Type |
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![]() | Press Fit |
Color Color |
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![]() | Black |
Shape Shape |
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![]() | Round |
Hardness Hardness |
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Hardness Rating Hardness Rating |
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Maximum Temperature Maximum Temperature |
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Minimum Temperature Minimum Temperature |
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For Use With For Use With |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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About Durometer Hardness Scales
More
Cut-to-Size Grommets

Cut the thin layer of rubber in the center of these grommets to create custom IDs to securely hold and protect wire, cable, and cords. Push these grommets into place. They turn rough-edged and uneven holes into smooth, insulated holes. Commonly used in metal panels, they also damp vibration. All have a medium hardness rating to offer a balance of cushioning and impact resistance. They're also known as webbed grommets. Use a utility knife to make your cuts.
For indoor use, choose between SBR and Buna-N grommets. SBR grommets have good abrasion resistance. Buna-N grommets hold up to a wider range of temperatures than other grommets and resist abrasion, oil, and grease.
EPDM grommets are UV and ozone resistant, so you can use them outdoors. They won’t degrade from chemicals.
For Hole Dia. (A) | For Material Thick. (B) | ID (C) | Flange Dia. (D) | Overall Ht. (E) | Hardness Rating | Hardness | Temp. Range, °F | For Use Outdoors | Color | Pkg. Qty. | Pkg. | |
SBR Rubber | ||||||||||||
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3/16" | 1/16" | 1/64"-1/8" | 11/32" | 7/32" | Medium | Durometer 55A | -30° to 170° | No | Black | 10 | 0000000 | 00000 |
1/4" | 1/16" | 1/64"-1/8" | 11/32" | 7/32" | Medium | Durometer 55A | -30° to 170° | No | Black | 10 | 0000000 | 0000 |
5/16" | 1/16" | 1/64"-3/16" | 13/32" | 7/32" | Medium | Durometer 55A | -30° to 170° | No | Black | 10 | 0000000 | 0000 |
3/8" | 1/16" | 1/64"-1/4" | 1/2" | 3/16" | Medium | Durometer 55A | -30° to 170° | No | Black | 10 | 000000 | 0000 |
7/16" | 1/8" | 1/64"-3/16" | 9/16" | 3/8" | Medium | Durometer 55A | -30° to 170° | No | Black | 10 | 0000000 | 0000 |
1/2" | 1/16" | 1/64"-3/8" | 5/8" | 1/4" | Medium | Durometer 55A | -30° to 170° | No | Black | 10 | 0000000 | 0000 |
1/2" | 1/4" | 1/64"-5/16" | 11/16" | 7/16" | Medium | Durometer 55A | -30° to 170° | No | Black | 10 | 0000000 | 0000 |
5/8" | 1/16" | 1/64"-3/8" | 7/8" | 11/32" | Medium | Durometer 55A | -30° to 170° | No | Black | 10 | 0000000 | 00000 |
5/8" | 1/8" | 1/64"-3/8" | 7/8" | 13/32" | Medium | Durometer 55A | -30° to 170° | No | Black | 10 | 0000000 | 00000 |
3/4" | 1/16" | 1/64"-9/16" | 1" | 5/16" | Medium | Durometer 55A | -30° to 170° | No | Black | 5 | 0000000 | 0000 |
3/4" | 3/32" | 1/64"-1/2" | 1" | 9/32" | Medium | Durometer 55A | -30° to 170° | No | Black | 5 | 0000000 | 0000 |
7/8" | 1/16" | 1/64"-5/8" | 1 1/8" | 5/16" | Medium | Durometer 55A | -30° to 170° | No | Black | 5 | 0000000 | 0000 |
7/8" | 1/8" | 1/64"-5/8" | 1 1/8" | 3/8" | Medium | Durometer 55A | -30° to 170° | No | Black | 5 | 0000000 | 0000 |
1" | 5/64" | 1/64"-11/16" | 1 5/16" | 3/8" | Medium | Durometer 55A | -30° to 170° | No | Black | 5 | 0000000 | 0000 |
1 1/16" | 3/32" | 1/64"-23/32" | 1 9/32" | 3/8" | Medium | Durometer 55A | -30° to 170° | No | Black | 5 | 0000000 | 0000 |
1 1/8" | 3/32" | 1/64"-3/4" | 1 1/2" | 5/16" | Medium | Durometer 55A | -30° to 170° | No | Black | 5 | 0000000 | 0000 |
1 3/8" | 3/32" | 1/64"-1" | 1 3/4" | 3/8" | Medium | Durometer 55A | -30° to 170° | No | Black | 5 | 0000000 | 0000 |
1 1/2" | 1/16" | 1/64"-1 1/4" | 1 7/8" | 11/32" | Medium | Durometer 55A | -30° to 170° | No | Black | 5 | 000000 | 0000 |
1 1/2" | 1/8" | 1/64"-1 1/4" | 1 7/8" | 13/32" | Medium | Durometer 55A | -30° to 170° | No | Black | 5 | 0000000 | 0000 |
1 3/4" | 1/8" | 1/64"-1 1/2" | 2 1/8" | 1/2" | Medium | Durometer 55A | -30° to 170° | No | Black | 5 | 0000000 | 0000 |
2" | 3/32" | 1/64"-1 1/2" | 2 3/8" | 3/8" | Medium | Durometer 55A | -30° to 170° | No | Black | 5 | 0000000 | 0000 |
2" | 1/4" | 1/64"-1 3/4" | 2 1/2" | 1/2" | Medium | Durometer 55A | -30° to 170° | No | Black | 5 | 0000000 | 0000 |
2 1/4" | 1/8" | 1/64"-2" | 2 5/8" | 3/8" | Medium | Durometer 55A | -30° to 170° | No | Black | 5 | 0000000 | 0000 |
Buna-N Rubber | ||||||||||||
1/4" | 1/16" | 1/64"-1/8" | 13/16" | 5/16" | Medium | Durometer 45A | 0° to 250° | No | Black | 10 | 0000000 | 0000 |
5/16" | 1/8" | 1/64"-3/16" | 7/16" | 1/4" | Medium | Durometer 45A | 0° to 250° | No | Black | 10 | 0000000 | 0000 |
3/8" | 3/32" | 1/64"-1/8" | 1/2" | 5/16" | Medium | Durometer 45A | 0° to 250° | No | Black | 10 | 0000000 | 0000 |
7/16" | 1/8" | 1/64"-1/4" | 5/8" | 1/4" | Medium | Durometer 45A | 0° to 250° | No | Black | 10 | 0000000 | 0000 |
1/2" | 1/16" | 1/64"-3/8" | 11/16" | 9/32" | Medium | Durometer 45A | 0° to 250° | No | Black | 10 | 0000000 | 0000 |
5/8" | 1/8" | 1/64"-3/8" | 7/8" | 3/8" | Medium | Durometer 45A | 0° to 250° | No | Black | 10 | 0000000 | 0000 |
3/4" | 1/8" | 1/64"-5/16" | 1" | 3/8" | Medium | Durometer 45A | 0° to 250° | No | Black | 5 | 0000000 | 0000 |
7/8" | 1/8" | 1/64"-5/8" | 1 1/8" | 3/8" | Medium | Durometer 45A | 0° to 250° | No | Black | 5 | 0000000 | 0000 |
1" | 1/8" | 1/64"-11/16" | 1 5/16" | 7/16" | Medium | Durometer 45A | 0° to 250° | No | Black | 5 | 0000000 | 0000 |
1 1/16" | 1/8" | 1/64"-3/4" | 1 3/8" | 7/16" | Medium | Durometer 45A | 0° to 250° | No | Black | 5 | 000000 | 0000 |
1 1/8" | 3/32" | 1/64"-7/8" | 1 1/2" | 11/32" | Medium | Durometer 45A | 0° to 250° | No | Black | 5 | 0000000 | 0000 |
1 1/4" | 1/8" | 1/64"-7/8" | 1 5/8" | 1/2" | Medium | Durometer 45A | 0° to 250° | No | Black | 5 | 0000000 | 0000 |
1 3/8" | 1/8" | 1/64"-1" | 1 3/4" | 1/2" | Medium | Durometer 45A | 0° to 250° | No | Black | 5 | 0000000 | 0000 |
1 3/4" | 1/8" | 1/64"-1 1/2" | 2 1/8" | 1/2" | Medium | Durometer 45A | 0° to 250° | No | Black | 5 | 0000000 | 0000 |
EPDM Rubber | ||||||||||||
1/4" | 1/16" | 1/64"-1/8" | 11/32" | 7/32" | Medium | Durometer 55A | -60° to 300° | Yes | Black | 10 | 0000000 | 0000 |
3/8" | 1/16" | 1/64"-1/4" | 1/2" | 3/16" | Medium | Durometer 55A | -60° to 300° | Yes | Black | 10 | 0000000 | 0000 |
1/2" | 1/16" | 1/64"-3/8" | 5/8" | 1/4" | Medium | Durometer 55A | -60° to 300° | Yes | Black | 10 | 0000000 | 0000 |
5/8" | 1/8" | 1/64"-3/8" | 7/8" | 13/32" | Medium | Durometer 55A | -60° to 300° | Yes | Black | 10 | 0000000 | 0000 |
3/4" | 3/32" | 1/64"-1/2" | 1" | 9/32" | Medium | Durometer 55A | -60° to 300° | Yes | Black | 5 | 0000000 | 0000 |
7/8" | 1/16" | 1/64"-5/8" | 1 1/8" | 3/8" | Medium | Durometer 55A | -60° to 300° | Yes | Black | 5 | 0000000 | 0000 |
1" | 5/64" | 1/64"-11/16" | 1 5/16" | 3/8" | Medium | Durometer 55A | -60° to 300° | Yes | Black | 5 | 0000000 | 0000 |
1 1/8" | 3/32" | 1/64"-3/4" | 1 1/2" | 5/16" | Medium | Durometer 55A | -60° to 300° | Yes | Black | 5 | 0000000 | 0000 |
1 1/4" | 1/16" | 1/64"-7/8" | 1 5/8" | 7/16" | Medium | Durometer 55A | -60° to 300° | Yes | Black | 5 | 0000000 | 0000 |
1 3/8" | 3/32" | 1/64"-1" | 1 3/4" | 3/8" | Medium | Durometer 55A | -60° to 300° | Yes | Black | 5 | 000000 | 0000 |
1 1/2" | 1/8" | 1/64"-1 1/4" | 1 7/8" | 13/32" | Medium | Durometer 55A | -60° to 300° | Yes | Black | 5 | 0000000 | 0000 |
2" | 3/32" | 1/64"-1 1/2" | 2 3/8" | 3/8" | Medium | Durometer 55A | -60° to 300° | Yes | Black | 5 | 0000000 | 0000 |