40mm o-ring (inner measurement) made of V4A stainless steel, welded - 1 piece 40mm o-ring (inner measurement) made of V4A stainless steel, welded - 1 piece Product detailsManufacturer Product details o-ring welded made of V4A stainless steel AISI 316 Measurements: A = 40mm, B = 48mm, C = 4mm The price is valid for 1 piece. Manufacturer