Nylon Shoulder/Insulating Washers
When two metals are in contact and moisture collects between their surfaces, electrolytic corrosion occurs owing to ion-exchange, which attacks the material ….. this can be avoided by the use of Shoulder/Insulating Washers
- Also known as Top Hat Washers
- Not only insulate but can reduce vibration
- Accurately locate and Space Assemblies
- Stock sizes are M4 to M36 with various lengths available (ie. Depth of shaft under Washer Head)
- Standard material is Nylon PA 66 (Natural) with a Limited range also available moulded in PA 66 Black and 30% GF Nylon
- Other materials available include Polypropylene, POM (Acetal) and HDPE …. subject to minimum order levels
- Metric Natural
- Metric Black
| METRIC (MILLIMETRES) | |||||
| NATURAL NYLON | |||||
| Size | Hole ID | Sleeve OD | Sleeve Length | ||
| M4 | 4.1 | 6.0 | 3.0 | ||
| 4.1 | 6.0 | 4.0 | |||
| 4.1 | 6.0 | 5.0 | |||
| 4.1 | 6.0 | 7.0 | |||
| 4.1 | 6.0 | 9.0 | |||
| M5 | 5.1 | 7.0 | 3.0 | ||
| 5.1 | 7.0 | 4.0 | |||
| 5.1 | 7.0 | 5.0 | |||
| 5.1 | 7.0 | 7.0 | |||
| 5.1 | 7.0 | 9.0 | |||
| 5.1 | 8.0 | 3.5 | |||
| 5.1 | 8.0 | 8.5 | |||
| 5.1 | 8.0 | 13.5 | |||
| 5.1 | 8.0 | 18.5 | |||
| 5.1 | 8.0 | 23.5 | |||
| 5.1 | 8.0 | 28.5 | |||
| 5.1 | 8.0 | 23.5 | |||
| M6 | 6.1 | 8.0 | 4.0 | ||
| 6.1 | 8.0 | 6.0 | |||
| 6.1 | 8.0 | 8.0 | |||
| 6.1 | 8.0 | 10.0 | |||
| 6.1 | 8.0 | 12.0 | |||
| 6.1 | 9.0 | 3.5 | |||
| 6.1 | 9.0 | 8.5 | |||
| 6.1 | 9.0 | 13.5 | |||
| 6.1 | 9.0 | 18.5 | |||
| 6.1 | 9.0 | 23.5 | |||
| 6.1 | 9.0 | 28.5 | |||
| 6.1 | 9.0 | 33.5 | |||
| 6.5 | 12.0 | 8.0 | |||
| M8 | 8.1 | 10.0 | 4.0 | ||
| 8.1 | 10.0 | 6.0 | |||
| 8.1 | 10.0 | 8.0 | |||
| 8.1 | 10.0 | 10.0 | |||
| 8.1 | 10.0 | 12.0 | |||
| 8.1 | 11.0 | 3.0 | |||
| 8.1 | 11.0 | 8.0 | |||
| 8.1 | 11.0 | 13.0 | |||
| 8.1 | 11.0 | 18.0 | |||
| 8.1 | 11.0 | 23.0 | |||
| 8.1 | 11.0 | 28.0 | |||
| 8.1 | 11.0 | 33.0 | |||
| 8.1 | 11.0 | 38.0 | |||
| 8.1 | 11.0 | 43.0 | |||
| 8.3 | 9.7 | 4.0 | |||
| M10 | 10.1 | 13.0 | 3.0 | ||
| 10.1 | 13.0 | 8.0 | |||
| 10.1 | 13.0 | 13.0 | |||
| 10.1 | 13.0 | 18.0 | |||
| 10.1 | 13.0 | 23.0 | |||
| 10.1 | 13.0 | 28.0 | |||
| 10.1 | 13.0 | 33.0 | |||
| 10.1 | 13.0 | 38.0 | |||
| 10.1 | 13.0 | 43.0 | |||
| 10.3 | 11.6 | 6.0 | |||
| 10.4 | 11.7 | 4.0 | |||
| 10.5 | 11.9 | 6.0 | |||
| 10.5 | 11.9 | 10.0 | |||
| M12 | 12.1 | 13.9 | 5.0 | ||
| 12.1 | 13.9 | 6.0 | |||
| 12.1 | 13.9 | 8.0 | |||
| 12.1 | 13.9 | 12.0 | |||
| 12.1 | 13.9 | 12.5 | |||
| 12.1 | 13.8 | 18.0 | |||
| 12.1 | 14.8 | 3.0 | |||
| 12.1 | 14.8 | 8.0 | |||
| 12.1 | 14.8 | 13.0 | |||
| 12.1 | 14.8 | 18.0 | |||
| 12.1 | 14.8 | 23.0 | |||
| 12.1 | 14.8 | 28.0 | |||
| 12.1 | 14.8 | 33.0 | |||
| 12.1 | 14.8 | 38.0 | |||
| 12.1 | 14.8 | 43.0 | |||
| 12.1 | 14.8 | 48.0 | |||
| 12.3 | 13.9 | 6.0 | |||
| 12.5 | 13.7 | 4.0 | |||
| M16 | 16.1 | 19.0 | 2.0 | ||
| 16.1 | 19.0 | 7.0 | |||
| 16.1 | 19.0 | 12.0 | |||
| 16.1 | 19.0 | 17.0 | |||
| 16.1 | 19.0 | 22.0 | |||
| 16.1 | 19.0 | 27.0 | |||
| 16.1 | 19.0 | 32.0 | |||
| 16.1 | 19.0 | 42.0 | |||
| 16.1 | 19.0 | 47.0 | |||
| 16.1 | 21.5 | 17.0 | |||
| 16.1 | 21.5 | 22.0 | |||
| 16.1 | 17.9 | 10.0 | |||
| 16.1 | 17.9 | 12.5 | |||
| M20 | 20.0 | 22.0 | 5.0 | ||
| 20.2 | 22.0 | 12.0 | |||
| 20.0 | 21.9 | 10.0 | |||
| 20.2 | 22.0 | 15.0 | |||
| 20.2 | 22.0 | 17.5 | |||
| 20.2 | 22.0 | 20.0 | |||
| 20.2 | 22.2 | 22.0 | |||
| M24 | 24.2 | 26.0 | 12.5 | ||
| 24.5 | 26.0 | 17.0 | |||
| 24.5 | 26.5 | 19.0 | |||
| 25.0 | 35.8 | 25.0 | |||
| M27 | 28.0 | 32.0 | 20.0 | ||
| M30 | 30.5 | 32.5 | 34.0 | ||
| 31.0 | 33.0 | 20.0 | |||
| 31.0 | 33.0 | 40.0 | |||
| M33 | 34.0 | 37.0 | 20.0 | ||
| M36 | 37.0 | 40.0 | 20.0 | ||
Washers and Spacers
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