R-372 Square O-Ring (ID: 8 3/4", CS 3/16", OD 9 1/8"), 48PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces..
Square O-Ring (ID:10 mm, CS:3 mm, OD:16 mm), 48PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces..