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Fittings for General Purposes

One-touch Fittings KQ2

    ・Can be used in vacuum to –100 kPa
    ・Body types: Total of 51 models
    ・Thread material/Surface treatment (Treated or Non-treated): 2 types
    ・Selectable surface treatments: Brass (No plating), Electroless nickel-plated brass
    ・Applicable tubing O.D.
    　
    　Round Type

    　Metric： ø2, ø3.2, ø4, ø6, ø8, ø10, ø12, ø16
    　Inch：ø1/8'', ø5/32'', ø3/16'', ø1/4'', ø5/16'', ø3/8'', ø1/2''

    　Oval Type

    　Metric： ø3.2, ø4, ø6
    　Inch：ø1/8'', ø5/32'', ø3/16''
    ・Connection thread
    　Metric：M3, M5, M6
    　R,Rc ：1/8, 1/4, 3/8, 1/2
    　G：1/8, 1/4, 3/8, 1/2
    　NPT：10-32UNF, 1/16, 1/8, 1/4, 3/8, 1/2
    　Uni：1/8, 1/4, 3/8, 1/2
    ・Seal method
    　Sealant/Gasket seal
    　Face seal
    　Gasket seal（Uni thread）
  • 2D/3D CAD

    The new SMC CAD SYSTEM, CADENAS, allows you to output 2D/3D CAD data with full part numbers in various data formats. Responses to part number selection has been greatly improved with the newly developed system.

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    2D CAD
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Safety Instructions　Fittings and Tubing/Precautions　Series Variations
Green Procurement (RoHS)
SeriesRelease button shapeSizeConnection thread
KQ2Oval TypeMetric, InchM，R，Rc，G，NPT，Uni
KQ2Round TypeMetric, InchM，R，Rc，G，NPT，Uni

Features

Oval type release button added [New]

Improved tube insertion/removal

Insertion force: Max. 30% reduction
Removal force: Max. 20% reduction *

* Tube pulling out strength is ensured to be equivalent to existing model.

Compact and lightweight

Dimensions Height direction 24% shorter *
Dimensions Horizontal direction 23% shorter *
Weight 57% lighter *

* Existing model KQ2 series Male elbow/Applicable tubing O.D.: ø6/Connection thread: R1/8

KQ, KQ2 and KJ consolidated into "KQ2"

Enhanced variation, Lightweight, Compact



Selectable seal method *

* Connection thread: R, NPT

Selectable surface treatment

Brass (No plating)
Brass + Electroless nickel plated



Face seal adopted for threading.
Original thread construction which allows for the use of piping taper female threads (Rc, NPT)

Improved installability(Reduced tool-tightening after hand-tightening)

Oval Type/Round Type Variations

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