ISO 7092 round flat washer, 10.5 x 18 x 1.6 250 mm, Article number 7092A4L105HV250. Made in stainless steel a4. Round Flat Washer manufactured to ISO 7092. 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.