push in fittings, pneumatic fittings

Composite push in fittings for metric / inch tubing, PT, R, BSPT connection thread come in a variety of types, moulds and sizes to satisfy various tube demands. Our composite push in fittings could accept both metric and inch tube. Working pressure from 0~1.0Mpa (0~150psi), Working temperature from 0~60ºC (32~140ºF). Accommodate metric tubing O.D ranging from 4mm to 16mm, inch tubing O.D ranging from 1/8" to 1/2". Thread sizes range from 1/8 to 1/2.

The release sleeves of Pneuflex composite push in fittings have multiple colors: Blue, Black, Orange, Red, Orange, Gray. The shape of sleeves could be oval and round. Meanwhile, Pneuflex could make custom color. Take below image for reference.

  • Release collar and Lock-claw built in the push in fittings allows easy connection and disconnection tubing without causing damage to the tube.
  • With a thread model, the tubing direction of push in Elbows, Tees and Branches can be changed freely even after installation.
  • All Pneuflex's push in fittings are RoHS compliant.

Note: this kind of push in fittings are not intended for use in potable water systems. Pneuflex's 316 stainless steel push in fittings and 316L stainless steel push in fittings could be used in potable water systems.

Construction | Specifications

Push in Fittings Structure
Fluid Admitted: Air, Vaccum, Water(no freezing)
Body Material: Nickel Plated Brass & PBT Plastic
Thread Material: Nickle Plated Brass
Seal, O-ring: NBR
Working Pressure: 0~1.0MPa | 0~150psi
Proof Pressure: 3.0Mpa | 435psi
Negative Pressure: -100Kpa | -29.5 In Hg
Working Temperature: 0~60°C | 32~140°F
Lock Claw: Stainless Steel(SUS)
Applicable Tube: PU / PA / PE / PVC
Applicable Tubing Outer Diameter

Metric Size Tube Outer Diameter

ØD 3mm 4mm 5mm 6mm 7mm 8mm 9mm 10mm 12mm 14mm 15mm 16mm
Code 03 04 05 06 07 08 09 10 12 14 15 16

Inch Size Tube Outer Diameter

ØD 1/8" 5/32" 3/16" 1/4" 5/16" 3/8" 1/2" 5/8"
Code 1/8 5/32 3/16 1/4 5/16 3/8 1/2 5/8
Applicable PT, R, BSPT Connection Thread Size

PT, R, BSPT - 55° Taper Pipe Thread

Thread R1/16 R1/8 R1/4 R3/8 R1/2 R3/4
Code 1/16 01 02 03 04 06

Products of Composite Push in Fittings for Metric / Inch Tubing, PT, R, BSPT Connection Thread


Pneuflex Provides Custom Composite Push in Fittings

Pneuflex is manufacturing full series of push in fittings, which provide the essential links in any pneumatic systems and pneumatic airline circuts. All the molds of pneumatic fittings are designed and produced by Pneuflex itself, Pneuflex has absolute ability to develop custom pneumatic push in air fittings.

High Quality, RoHS Compliant Pneumatic Push in Fittings

Pneuflex controls the quality of push in fittings very strictly from machining brass thread to assembling parts. All Pneuflex's pneumatic push in fittings are RoHS Complaint.

Looking for Light White / Gray Push in Fittings for Metric and Tubing, R, BSPT, PT Connection Thread?

Pneuflex is also manufacturing light white / gray push in fittings for metric and inch tubing, R, BSPT, PT connection thread >>.

Optional Shapes and Colors of Release Sleeve

Oval Shape

pneuflex blue oval push in fittingspneuflex red oval push in fittingspneuflex orange oval push in fittingspneuflex green oval push in fittingspneuflex gray oval push in fittingspneuflex black oval push in fittings

Round Shape

pneuflex black round push in fittingspneuflex red round push in fittingspneuflex orange round push in fittingspneuflex green round push in fittingspneuflex gray round push in fittingspneuflex black round push in fittings

**Due to light and display, there will be slight color difference.