Product Name: Serrated Circlip / K-Ring (DIN983 / AK) Model NO.: DIN 983 / D 2100 / AK Application: Circlip Standard: DIN, ANSI, BS, Uni Certification: ISO, Ts Surface Finishing: Black Phosphating, Black Oxide Usage: for Shaft Material: Carbon Steel, Stainless Steel K Ring: Serrated Circlip for Shaft Trademark: Sea Song Transport Package: Inner Box + Outer Carton + Wooden Case Specification: DIN, ANSI, BS, UNI Origin: China HS Code: 8482 Product Description Serrated Circlip / Spring K-Ring DIN 983 / D 2100 / AKCirclip / K Ring for shaft. Size: 16mm~140mm. Material: Carbon spring steel Mn65 / C67S / C70. Stainless Steel ANSI 420, 304.Surface Finish: Black Phosphating, Black Oxide.Size, thickness, style or other specifications can be designed according to your demand.