Inch size one-touch fittings (oval type, tube-tube type) SMC KQ2 series 

Type

One-touch couplings

Body shape

Different diameter tee, Union elbow, Different diameter straight, Union tee, Cross, Straight union Plug-in elbow, Reducer elbow, Plug-in reducer

Port A (for Tube outside diameter)

1/8", 5/32", 3/16"

Port B (for Tube outside diameter)

1/4", Same diameter tubing, 3/16", 5/32", Same diameter rod

Body material

Brass (C3604), Polybutylene terephthalate (PBT), Polypropylene (PP)

Surface treatment

No plating

Thread material

Brass

For tube material

Fluoropolymer (FEP), Nylon, Perfluoroalkoxy alkane (PFA), Polyurethane, Soft nylon

O-ring material

Nitrile butadiene rubber (NBR)

Release ring material

Polyoxymethylene (POM)

Release button shape

Oval type

Fluid

Air, Water

Fluid temperature (No freezing)

0...40°C, -5...60°C

Operating pressure range

-100kPa...1MPa

Proof pressure

3Mpa

Operating environment

Standard

Ambient temperature (No freezing)

0...40°C (Water), -5...60°C

Approx. weight

1.4g, 1.6g, 1.9g, 1.5g, 2g, 1.8g, 2.1g, 2.2g, 0.9g, 1.2g, 1.1g, 1.3g, 2.3g, 2.8g, 3.2g, 2.6g, 3g, 3.7g, 3.5g, 0.8g, 1g

Overall width

18.45mm, 19.4mm, 20.25mm, 17.7mm, 18.1mm, 19mm, 18.4mm, 29.8mm, 30.6mm, 31.4mm, 33mm

Overall height

18.45mm, 19.4mm, 20.25mm, 24.45mm, 25.2mm, 26.75mm, 27.45mm, 31.95mm, 28.05mm, 33.2mm, 26.15mm, 34.55mm, 18.5mm, 20.3mm, 30.6mm

Overall depth

7.1mm, 8.2mm, 9.1mm, 11.1mm

Overall diameter

9.5mm, 10mm, 11mm, 11.1mm

Overall length

27.6mm, 28.6mm, 28.7mm, 28.4mm, 31.8mm, 31.4mm, 33.4mm

Representative standard

RoHS