High-Quality Oil Resistant NBR Rubber Flat Washers Size: Inner Diameter (ID): 1/2" Outer Diameter (OD): 1 1/4" Thickness: 3/16" Durometer: 60 +/- 5% Pack Options: Available in 6, 12, and 24 packs Versatile Applications: Excellent as vibration dampers, spacers, springs, or gaskets Suitable for use with various types of fasteners Support for Threaded Fasteners: Particularly beneficial in the construction industry In compressors, they absorb vibration and seal fluid and liquid connections Absorb shocks and insulate electric motors Ideal for Various Industries: Benefit plumbing, heating, ventilation, and air conditioning systems Useful in pools, boats, and other aquatic products exposed to water Insulate against electric charges in electronic and thermal applications Shock Absorption and Nonabrasive Qualities: Absorb shocks, making them great for use as rubber spacers in machinery with moving parts Nonabrasive qualities ensure scratch-free products throughout their lifetime High-Quality Rubber Spacers: 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 $12.89 1/2" ID Rubber Flat Washers 1 1/2" OD 1/4" Thick Spacers 1/2 x 1 1/2 x 1/4 $19.49 13mm ID Rubber Flat Washers 25mm OD 3mm Thick Spacers Gasket High Quality EPDM $12.89 1/2" ID Rubber Flat Washers 11/4" OD Spacers 1/16" Thick Seal 1/2 x 1 1/4 x 1/16 $15.79 5/16" x 3 1/2" Thumb Screw Bolts Black Fluted Clamping Knob Stainless Steel $13.59 3/8" ID Rubber Flat Washers 1 1/4" OD Oil Resistant 1/4" Thick Spacer Gaskets $16.79 3/8" ID Rubber Flat Washers 1" OD x 1/8" Thick Spacers Seal Gasket 3/8 x 1 x 1/8 $16.59 1/4"-20 x 1" Thumb Screws T Bolts Black Tee Wing Hand Knob 4 Pack Stainless $12.39 Guitar Amp Feet 1/2" Tall Heavy Duty 1 1/4" Dia Round Replacement Feet 4 Pack $12.79 M4 x 8mm Knurled Thumb Screws Bolts Black Clamping Knob 304 Stainless Steel 4mm $14.29 25mm Rubber Panel Knockout Plug Grommets for 3mm Groove 32mm OD Top Flange $12.89 5/16" Rubber Panel Hole Plugs Solid Rubber Grommet Flush Covers for 5/32" Panels $14.39 Guitar Amp Knob Black Chicken Head w/ Metal Insert and Set Screw for 1/4" Shaft $11.95 1 1/4" Wide x 5/8" Tall Round Guitar Amp Feet Rubber Bumpers Equipment Stands $16.49 1/4"-28 x 1" Fine Thread Stainless Thumb Screw Bolts Black Knurled Round Knob 4p $14.39 (description exceeds maximum possible length)