DIN 2093 conical washer, 25 x 12 x 0.9 mm, Article number 2093A21222509. Made in stainless steel a2. Conical Washer manufactured to DIN 2093. Standard parts to the same standard, property class, dimensions and surface finish are interchangeable between manufacturers; confirm the controlling standard revision, any class-society or application approval, and the mating thread before substitution. Applications: load distribution and locking under bolt heads and nuts in machine building, structural steel, plant maintenance and marine outfitting.