Aluminum Back Up Rivet Washers For One Eighth Inch Rivets Pack Of 250

Aluminum Back-Up Rivet Washers for 1/8 in Rivets - Pack 250
✔️ Aluminum back-up washers for 1/8 in rivets, 250 pcs

These durable aluminum back-up rivet washers sit behind pop rivets to reinforce joints, extending life in boats, trailers, aircraft and other metalwork. Perfect for outdoor and saltwater environments where corrosion resistance matters.

✅ Material: Aluminum
✅ Inside Diameter: 1/8 in (3.175 mm)
✅ Outside Diameter: 3/8 in (9.525 mm)
✅ Pack size: 250 washers per order
✅ Corrosion resistant for outdoor and saltwater use

💡 What is a back-up rivet washer used for in metal fabrication?

- Handy for reinforcing rivet joints in boats, trailers, aircraft, and other metal assemblies.
- Helps distribute load and prevent pull-through in thin panels or soft metals.
- A good match with 1/8 in rivets to improve corrosion resistance in outdoor or marine environments.
- Useful for repairs and custom builds where strength and durability matter.