R-352 EPDM O-Ring (ID: 4 7/8″, WD: 3/16″, OD: 5 1/4″) by ContractorsX
R-352 EPDM O-Ring (ID: 4 7/8″, WD: 3/16″, OD: 5 1/4″) by ContractorsX. ContractorsX EPDM O-rings are made to resist water, steam, ethanol, and ethylene glycol. The o ring is placed into a groove to secure them in place, and then compressed between two surfaces.