These O-rings are specifically designed for use with a wide range of 1/4", 3/8", and 1/2" quick connect couplers used in water/liquid transfer, hydraulic service, compressed air, and vacuum applications. O-rings ensure your hydraulic couplers and fittings maintain optimal performance and do not excessively leak fluid upon connection or disconnection.

Buna O-rings are black in color and rated to a maximum temperature of 250° F.

(1) 3/8" Replacement O-Ring