5 mm, OD:23 mm), 90PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces.Square O-Ring (ID:18 mm, CS:2..
.R-434 Square O-Ring (ID: 5 5/8", CS 1/4", OD 6 1/8"), 120PK The o ring is placed into a groove to secure them in place, and then compressed between two surfaces.