R-351 Square O-Ring (ID: 4 3/4", CS 3/16", OD 5 1/8"), 8PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces..
R-151 Square O-Ring (ID: 3", CS 3/32", OD 3 3/16"), 90PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces..
.R-443 Square O-Ring (ID: 7 1/2", CS 1/4", OD 8"), 24PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces.
R-219 Square O-Ring (ID: 1 5/16", CS 1/8", OD 1 9/16"), 90PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces..
R-219 Square O-Ring (ID: 1 5/16", CS 1/8", OD 1 9/16"), 90PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces.