M12 × 37 × 3 Fender Washer, Stainless Steel A4 (316)

Manufactured from A4 (316) stainless steel, this M12 fender washer provides superior corrosion resistance for marine, chemical, and outdoor environments. The oversized 37 mm outside diameter delivers wide load distribution to help prevent pull‑through and protect softer materials, while the 3 mm thickness ensures reliable strength. Ideal for industrial, structural, and general‑purpose metric applications requiring durability and maximum corrosion protection.