Shanghai Sea Song Co., Ltd.  

Product Name: Wave Spring Washer (DIN137B) Model NO.: DIN 137 B Spring Washer Type: Standard Combination Washer Packaging: Half a Pack Combination Washer Structure: B Type Material: Carbon Spring Steel, Stainless Steel Type: Spring Washer Wave Spring Washer: Curved Spring Washer Trademark: Sea Song Transport Package: Inner Box + Outer Carton + Wooden Pallet / Case Specification: DIN, ANSI, BS, UNI Origin: China HS Code: 7318 Product Description Wave Spring Washer / Curved Spring Washer DIN 137 BStandard sizes. Material: Carbon spring steel Mn65. Stainless Steel AISI 420, 304, 316.Surface Finish: Black Phosphating, Black Oxide, Zinc plating. Size, thickness, style or other specifications can be designed according to your demand.