Product description
Specifications This couping are interchangeable with Lincoln's Long Stem series couplings,Have a full opening tubular valve for maximum flow
PNEUMATIC QUICK COUPLINGS/QUICK CONNECTERS/PNEUMATIC QUICK COUPLER 1} our products can interchange with PARKER, and made according to PARKER design. Uni-directional shut off coupler with an automatic shut off valve built in the socket, recommended for piping of compressed air connections
2) Bi-directional shut off coupler with an automatic shut off valve built-in the socket and plug, recommended for piping of chemicals, steam and oil
3) Double shut off couplings are used extensively when it is important to minimize fluid loss upon disconnections
4) Both valves of coupler, the body and nipple, contain shut off valves, these valves open automatically when the body and nipple are connected, and close automatically when two valves are disconnected, keeping fluid loss to the minimum