12X9/16 EPDM Bonded Washer G90 Galvanized (Pack Qty 10,000) BC-1209WNG

When assembled with the proper sized screw, this washer: (a) offers protection against leakage; (b) provides load bearing qualities superior to that of a regular flat washer; (c) reduces the chance of the fastening becoming loose due to vibration; (d) minimizes damage to the mating surface caused by contact with a steel washer Steel: Steel Section of washer: 20 gauge steel. Elastic Section of washer: Style 40 EPDM sheet Stainless: Steel Section of washer: 18-8 Stainless steel. Elastic Section of washer: Style 40 EPDM sheet