Blue 4" Polypropylene Female Safety Bump Cap Hose Size (ID)_1" Hoses This kind of coupling is

This kind of coupling is popular because it is considered to be a simple and economical way of re-connecting and disconnecting

0 inch NPSH couplings

fits 4 and 5 inch adapters

PVC 8" x 6" reducer

Type "F" stainless steel 4 inch male camlock (Cam & Groove) coupler to 4 inch male NPT threads

Blue 4" Polypropylene Female Safety Bump Cap Hose Size (ID)_1" Hoses This kind of coupling isSafety Bump an alternative choice to the traditional cam and groove caps providing a comfortable handle for the drivers hand and a "bump" that extends beyond the hose fittings and ears, protecting them from damage. Safety Bump is not rated for Pressure.