38mm ID Round Rubber Flat Washers – Multiple Pack Sizes Available Size Dimensions: Inner Diameter (ID): 38mm Outer Diameter (OD): 63mm Thickness: 3mm Versatile Applications: Used as vibration dampers, spacers, springs, or gaskets. Supports threaded fasteners in construction and other industries. Absorbs vibration, seals fluids, and insulates in plumbing, HVAC, pools, boats, and more. Features: Precision die-cut design for accurate sizing. Nonabrasive to prevent scratches during use. Ideal as rubber spacers in machinery with moving parts. EPDM Material Benefits: Resists water (fresh and salt), oxidation, UV, ozone, and weathering. Suitable for sealing in various environments, including construction, home appliances, and automotive uses. Balances performance with durability across a wide range of applications.