RS Components
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SMC Bulkhead Union Bulkhead Union Push In 4 mm M12 x 1 Male to Push In 4 mm

30 In stock for delivery within 7 working day(s)
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Price (ex. GST) Each (In a Pack of 10)


(exc. GST)


(inc. GST)



RS Stock No.:
Mfr. Part No.:
unitsPer unitPer Pack*
10 +$10.209$102.09
*price indicative

KQ2 one-touch, metric and inch size fittings are available in a wide variety of sizes, body styles and thread types. The specially designed packing provides positive sealing under pressure without the reduced flow common with compression fittings. The KQ2 release collar releases both the chuck and collet to provide a low disconnection force for easy removal of the tubing

Accepts nylon and urethane tubes
Applicable for both vacuum and positive pressure applications
Release collar allows easy removal of tubing without damaging the tube
Maximum vacuum pressure of 1.0MPa

Manufacturer SeriesKQ2
TypeBulkhead Union
Tube Connection APush In 4 mm
Tube Connection BPush In 4 mm
Mounting Hole Diameter16mm
Body MaterialPBT, Polypropylene
Thread MaterialBrass
Maximum Operating Pressure1 MPa
Tube Connection B - Tube Size4mm
Maximum Operating Temperature+40 °C, +60 °C
Minimum Operating Temperature-5 °C, 0 °C
Tube Connection A - TypePush In
Tube Connection A - Tube Size4mm
Tube Connection B - TypePush In
Connection StyleTube-to-Tube
Shape TypeStraight
Threaded Connection A - GenderMale
Threaded Connection B - GenderMale
Threaded Connection AM12 x 1 Male
Standards MetJIS B0203, JIS B0205