DIN 127 Spring Lock Washer M20 A4 Stainless (Box of 50)

Wurth 043420 DIN 127 Form B washer, A4 stainless (AISI 316). IMPA 692068. Used in general machinery assembly, structural steelwork and pressure-boundary flanged joints per DIN, ISO and ASME B18 dimensional standards. EN 10204 3.1 mill cert available on request.; Standards: ISO 3506-1, EN 10204, DIN standard, ISO parts; HS code: 7318.22; IMPA: 692068.