Half Inch Conical Belleville Cupped Spring Washers A2 Stainless Steel 0.50 Inch Thick 400 Pack Built Tough Heavy Duty Corrosion Resistant Clamp Load Spreader For Moisture Outdoor And Marine Applications

Half-Inch Conical Belleville Spring Washers, A2 Stainless
✔️ 0.50 inch thick, 1/2 inch cupped washers, pack of 400

These conical Belleville cupped washers are made from A2 stainless steel and are designed to spread clamping load under bolt heads and nuts. They offer corrosion resistance ideal for moisture-prone outdoor and marine environments where fasteners stay secure longer.

✅ 1/2 inch nominal size
✅ 0.50 inch thick
✅ A2 stainless steel for corrosion resistance
✅ Pack of 400 for bench spares
✅ Spreads clamp load under bolt heads and protects surfaces

💡 What is a cupped Belleville washer used for in outdoor corrosion-prone bolt assemblies?

In outdoor and marine settings, these washers protect fastened joints by distributing load.

- load distribution under bolt heads
- surface protection under nuts
- corrosion resistance from A2 stainless
- maintains preload under vibration✝️