High-Quality Metric EPDM Rubber Flat Washers Size: Inner Diameter (ID): 13mm Outer Diameter (OD): 25mm Thickness: 3mm Durometer: 60 +/- 5% Pack Options: Available in 12, 24, 48, and 100 packs Premium Grade Rubber for Exterior Use: Ideal for various applications with different types of fasteners Excellent as vibration dampers, spacers, springs, or gaskets Suitable for exterior use with premium grade rubber Versatile Applications: Support threaded fasteners, especially in the construction industry Absorb vibration, seal fluid and liquid connections in compressors Absorb shocks and insulate electric motors Ideal for Various Industries: Benefit plumbing, HVAC systems, pools, boats, and aquatic products Insulate against electric charges for electronic and thermal applications Shock-absorbing properties make them valuable in machinery with moving parts EPDM Rubber Characteristics: Provides excellent resistance to: Fresh and sea water Oxidation Ultraviolet rays Ozone damage Ageing and weathering Excellent Sealing Applications: Suited to a wide range of sealing applications Versatile in temperature considerations or compression rates Color and Cost-Performance Balance: Supplied in black color Offers an excellent balance between cost and performance Customer Satisfaction Guarantee: 100% Customer Satisfaction Guarantee Fast and Free Shipping Shipping Free Shipping via USPS Ground Advantage, or Priority Mail on large or heavy orders. Orders are generally shipped same day or next on weekdays. Returns We accept return within 30 days from the receipt of the item for refund. Similar items 1/2" ID Rubber Fender Washers 1 1/2" OD Spacers 1/8" Thick EPDM Gaskets $14.95 1/2" ID Rubber Flat Washers 1" OD Spacers 1/8" Thick Gasket 1/2 x 1 x 1/8 $16.95 1/2" ID Rubber Flat Washers 1 1/2" OD 1/4" Thick Spacers 1/2 x 1 1/2 x 1/4 $14.59 1/2" ID Rubber Flat Washers 11/4" OD Spacers 1/16" Thick Seal 1/2 x 1 1/4 x 1/16 $14.95 1/2" ID Rubber Flat Washers 1 1/4" OD Spacers Gaskets 3/16" Thick Oil Resistant $12.95 5/16" Thumb Screw T Bolts Black Plastic Butterfly Clamping Tee Wing Knob 5/16-18 $12.95 Guitar Amp Feet 1 1/4" Tall x 1 1/4" Wide Base Rubber Bumpers Equipment Stands $13.67 Guitar Amp Feet 3/4" Tall x 1" Wide Round Rubber Replacement Feet Spacer Stands $12.59 1/4" Tall x 3/8" Square Stick on Rubber Feet for electronics Adhesive Backed Pad $14.95 1/4" Tall x 1/2" Wide Round Stick on Rubber Feet Adhesive Backed Bumper Pad Foot $13.49 1/4"-20 Knurled Thumb Screw Bolts Red Round Clamping Knob Stainless Steel 4 Pack $12.59 1/8" Thick x 1/2" Wide Square Stick on Rubber Feet for electronics Base Lifter $13.95 1/2" ID Rubber Panel Knockout Plugs Flush Grommet for 1/8" Walls 5/8" OD Top $13.49 3/16" Tall x 7/16" Wide Round Stick on Rubber Feet Pads Adhesive Backed Bumpers (description exceeds maximum possible length)