Aluminum Back Up Rivet Washers For Three Sixteenth Inch Rivets Pack Of 300

Aluminum Back-Up Rivet Washers for 3/16 in Rivets, Pack 300
✔️ 300pcs aluminum back-up washers for 3/16 rivets; ID 4.76 mm / 0.187 in, OD 12.7 mm / 0.50 in, thickness 1.5 mm / 0.06 in

These aluminum back-up rivet washers provide extra support behind rivets, helping distribute clamping load and prevent pull-through in thin or soft materials. They’re ideal for indoor and outdoor use, including boats, cars, planes, farms, and home projects.

✅ Inner Diameter: 3/16 in / 4.76 mm
✅ Outer Diameter: 1/2 in / 12.7 mm
✅ Thickness: 0.06 in / 1.5 mm
✅ Material: Aluminum, Color: Silver

💡 What is a rivet washer used for? Riveting projects use washers to spread load and prevent pull-through, especially in outdoor or damp setups. - handy for boats, cars, and home repairs - helps stabilize riveted joints in thin metal - lightweight aluminum backs provide durable corrosion resistance