Pneumatic Connection Solutions Expert
Pneuflex is manufacturing pneumatic push in fittings, push to connect fittings, composite & brass push-in fittings, plastic & sintered silencers, brass fittings, flow control valves, quick coupling, pneumatic tubing and plastic tubing in China.

Hose nut socket quick coupler is made of chrome plated steel for corrosion resistance, strength and durability. Hose nut socket quick coupler is used to convert air hose to quick connect socket. The lock nut designed to ensure the perfect tightness once the tubing is assembled and locking nuts to be tightened manually and with a spanner even in case of hard tubes. The special cone and locking nut design can protects the tubing from accidental damage. The ball lock design insures a tight seal connection every time. When using the quick coupler(s) slide back the sleeve, push in the connector and then slide back the sleeve fully to lock in the connector. The spring loaded quick release couplers which should be used on the compressor so that the air is contained when the air tool is disconnected. Sockets and plugs for can be connected with each other regardless of end configurations. Just push in the plug to the socket for connection by easy one hand operation. This quick couplers are only used for industrial automatic apparatus and can not be applied on any medicinal equipment. Accommodate metric tubing O.D ranging from 4 mm to 16 mm, inch tube ranging from 1/8" to 1/2"; plug sizes range is from 1/8" to 1/2".

Hose Nut Socket, Quick Couplers    Fluid Admitted Air, Oil, Water(no freezing)
   Working Pressure 0—1.0 MPa | 0—150 psi
   Negative Pressure -100 Kpa | -29.5 In Hg
   Working Temperature 0—60°C | 32~140°F
   Applicable Tube PU (Polyurethane) / PA (Nylon)
   Body Chrome Plated Steel
Tube Diameter
Code 20 30 40
Tube Diameter 8mmx5mm 10mmx6.5mm 12mmx8mm

Model Tubing (O.D x I.D)
SP-20 8mmx5mm
SP-30 10mmx6.5mm
SP-40 12mmx8mm