1/2" OD X 1/4" ID X 1/8" Thickness EPDM Rubber Washers
8 x 1/2 in. 304 Stainless Steel EPDM Bonded Sealing Washer, 1000
Black Rubber Washer Large Rubber Washers 1 1/4" OD x 3/4" ID x 1/8" Thickness - EPDM Rubber Washers Flat Rubber Washers Round Rubber Washers (Pack of 12): Amazon.com: Industrial & Scientific
EPDM Rubber Washers 1" OD X 1/4" ID X 1/8" Thickness 70 Duro
100 Pack EPDM Rubber Flat Washers, 5/8" OD, 3/32" Thickness - UV Resistant Neoprene Washers for Indoor/Outdoor Use - Commercial Grade by Bolt Dropper: Amazon.com: Industrial & Scientific