Top 20 Best Selling Push-to-connect Fittings Tube Fittings (2019)




This SMC KQ2H male adapter (also called connector) is a brass tube fitting for connecting a tube to a female thread. It has a push-to-connect metric tube connection on one end and male metric (M) threads with a gasket seal on the other end. The body and t ... more info

This SMC KFS-08 nylon sleeve is intended for use with KF series brass insert tube fittings and 8 mm OD nylon, soft nylon, or polyurethane tubing. The sleeve retains both the inside and outside of the tubing. The nylon 6.6 sleeve resists corrosion, and the ... more info


This Legris 3175 inline connector is a nickel-plated brass push-to-connect fitting that connects a tube to a female threaded connection in a straight run. It has a push-to-connect tube connection on one end and male National Pipe Taper (NPT) threads on th ... more info


This Legris 6306 LIQUIfit inline union is a push-to-connect fitting that connects two tubes. It has push-to-connect tube connections on both ends. The body of the fitting is made of a polymer containing both petroleum- and plant-based polymers. The non-bi ... more info



This Legris 3675 inline connector is a nickel-plated brass push-to-connect fitting that connects a tube to a female threaded connection in a straight line. It has a push-to-connect tube connection on one end and male National Pipe Taper (NPT) threads on t ... more info

This SMC KQ2U union wye (“Y” shaped) is a PBT tube fitting for connecting a tube to two tubes running in the same direction. It has push-to-connect inch tube connections on all three ends. The body is made of polybutylene terephthalate (PBT) for corrosion ... more info



This SMC KQ2H straight union is a PBT tube fitting for connecting two tubes. It has push-to-connect inch tube connections on both ends. The body is made of for resistance to corrosion, and the tube seal is made of nitrile butadiene rubber (NBR) for resist ... more info

The SMC KQ2T-00 tee fitting is made of polybutylene terephthalate (PBT) and has tube connectors. This tee fitting is T-shaped and has three openings to connect and branch three pipes, two on the main run and one branch at a 90-degree angle from the middle ... more info



The Brennan PCNY2502 series 90-degree elbow fitting is made of polybutylene terephthalate (PBT) and has tube and NPT female connectors. This 90-degree elbow fitting, or ell, connects two pipes at a 90-degree angle to change the direction of flow between p ... more info


This SMC KQ2H straight union is a PBT tube fitting for connecting two tubes. It has push-to-connect inch tube connections on both ends. The body is made of for resistance to corrosion, and the tube seal is made of nitrile butadiene rubber (NBR) for resist ... more info


This Legris 3209 90-degree swivel elbow, or ell, is a nickel-plated brass push-to-connect fitting that connects a tube to a female threaded connection at a 90-degree angle on a swivel or oscillating threaded sub-base. It has a push-to-connect tube connect ... more info

This Legris 3106 inline union is a nylon push-to-connect fitting that connects two tubes. It has push-to-connect tube connections on both ends. This fitting is made of nylon, which is very strong and flexible, has excellent abrasion resistance, is lightwe ... more info




This Legris 0101 series compression tube fitting is made of brass, and connects tubing to a metric threaded pipe conforming to the International Standards Organization (ISO) M5 standard in a straight run. This coupling is for a fixed connection between tu ... more info

Hose fittings connect, control, change the direction of, and terminate the flow in piping and hose systems. They are made of brass, stainless steel, galvanized steel, and other materials that resist corrosion, pressure, and wear. Hose fittings have variou ... more info


This Legris 0109 series 90-degree elbow is a metric brass compression tube fitting. The 90-degree male elbow fitting, or ell, connects a tube to a female threaded connection at a 90-degree angle. It has a female compression tube fitting with three-piece c ... more info


Posi-Lock Connectors have been put the to test worldwide since 1997. Superior in-line splices with just hand tightening! These electrical connectors require no crimping. An electrical connector that meets the needs of todays OEM's, and is so good, it's re ... more info



Features Designed for Polyurethane or Nylon tubing Quick and Reliable connections Reusable: Multiple connections/disconnections Convenient elliptical sleeve configuration Specifications Fluid Type: Air Operating Pressure: 0- 150 PSI / 0 - 9.9 kgf / cm2 ... more info

This Legris 6340 LIQUIfit wye is a polymer push-to-connect fitting. The male wye connects a tube to two tubes running in the same direction. It has push-to-connect tube connections on all three ends. The body of the fitting is made of a polymer containing ... more info



This Legris 3109 90-degree elbow, or ell, is a nylon and nickel-plated brass push-to-connect fitting that connects a tube to a female threaded connection at a 90-degree angle. It has a push-to-connect tube connection on one end and pre-coated male Nationa ... more info

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