O-ring Boss Assortment. Sae 90 Durometer O-ring Boss #4 To #16. Set

64PC SAE Assortment O-Rings. Replacement O-Ring Set JIC and O-Ring BOSS threads are the same dimension. JIC fittings seal at the 37° Cone. O-Ring BOSS fittings seal with an O-Ring at the base of the threads. To use a JIC plug to plug an O-Ring port, install the O-Ring at the base of the threads. The O-Ring should seat against the hex. (10) #4 SAE BOSS O-RING (10) #5 SAE BOSS O-RING (10) #6 SAE BOSS O-RING (10) #8 SAE BOSS O-RING (8) #10 SAE BOSS O-RING (8) #12 SAE BOSS O-RING (8) #16 SAE BOSS O-