3/8" ID x 3/4" OD (about .450" metal ID and .355" rubber ID fits/seals 3/8" fastener) 20 Gauge Hot-Dip Galvanized Steel with Bonded EPDM Rubber Washer. 1000/Bag. Price/Bag.
MATERIALS: ASTM A-527 20 Gauge Electro-Galvanized Steel; Black EPDM Rubber, 70 durometer hardness per ASTM D2000; Overall thickness .130" before compression; Available compression about 0.030"; EPDM thickness about 0.065".
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OPTIONS: Also available with backing materials of galvanized steel, high tensile aluminum, 304 stainless and 316 stainless steel, with facing (sealing) materials of neoprene or EPDM, and in boxes of 1000 - 2000. Please email for current pricing and available sizes.
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