Aluminum Rivet Backup Washers
Aluminum Alloy
- Typically used in soft metals
- Create a larger diameter of pressure during fastener installation
- The larger diameter helps to spead our pressure over the material preventing pull through
- Always use the same material for rivet and backup washer
- Actual measurements may vary slightly +/- depending on production run
Aluminum Rivet Backup Washer Size Chart
| Washer Size |
Rivet Diameter
(Callout) |
Rivet Diameter
(Inch) |
| 1/8" | 4 | 1/8" |
| 5/32" | 5 | 5/32" |
| 3/16" | 6 | 3/16" |
| 1/4" | 8 | 1/4" |
Aluminum Rivet Backup Washer Specifications
| Washer Sizes | Inner Diameter (ID) | Outer Diameter (OD) | Washer Thickness |
| 1/8" | Max 0.136" - Min 0.132" | 0.375" | 0.062" |
| 5/32" | Max 0.167" - Min 0.163" | 0.437" | 0.062" |
| 3/16" | Max 0.199" - Min 0.195" | 0.500" | 0.062" |
| 1/4" | Max 0.264" - Min 0.260" | 0.562" | 0.062" |
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Product Specifications
Application
For Use with Aluminum Blind Rivets
Color
Silver
Material
Aluminum
Product Type
Rivet Backup Washer
System of Measurement (Unit)
Inch
