R-250 Square O-Ring (ID: 5", CS 1/8", OD 5 1/4"), 60PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces..
R-028 Square O-Ring (ID: 1 3/8", CS 1/16", OD 1 1/2"), 6PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces..
5 mm, OD:22 mm), 240PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces.Square O-Ring (ID:17 mm, CS:2.