Recommended for : Threaded couplings for suction or discharge of water or other fluids. Standard threading is NPSM; National Pipe Straight Hose. 1 1/2" and 2 1/2" are available with additional NST thread; American National Fire Hose Straight Thread. (NST does not interchange). Pin lugs are on all sizes of female end. 2 1/2" through 6" have pin lugs on male end. Female end has brass female swivel.
Cover : Plated Steel