R-207 Square O-Ring (ID: 9/16", CS 1/8", OD 13/16"), 4PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces..
R-340 Square O-Ring (ID: 3 3/8", CS 3/16", OD 3 3/4"), 6PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces..
R-28 O-Ring (ID: 38 mm, CS: 3.5 mm, OD: 45 mm) (120 O-Rings), 120PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces..
5 mm, OD: 45 mm) (120 O-Rings), 120PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces.R-28 O-Ring (ID: 38 mm, CS: 3..