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SMC quick-connect fitting.
[Features]
・ Improved tube insertion and removal
・ Compact and weight reduced
・ Vacuum from -100 kPa can be used
・ Thread section material / surface treatment (Yes or no): Class 2
・ Selectable surface treatment: Brass (without plating), brass + electroless nickel plating
[Applications]
・ Used for piping in the direction perpendicular to the male thread section
[Please click here for the catalog]
・ Applicable metric tube outer diameter, connection thread "M" release bushing, oval (P.16) Perfect circle (P.117)
・ Applicable tube imperial outer diameter, connection thread "NPT" release bushing, oval (P.36) perfect circle (P.141)
* Made-to-order / clean series P.27, 48, 131, 156
Part Number
Configured Part Number is shown.

Female Elbow KQ2LF outline drawing
(Units: mm)
| Applicable Tubing Outer Diameter mm | Connection thread M, Rc | Model | H (width across flats) | øD1 | Release Button Dimensions | øD2 | L1 | L2 | M | Effective area (mm2) | Minimum hole diameter | Weight g | Rib ✓ | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| X | Y | Nylon | Urethane | ||||||||||||
| ø4 | M5 × 0.8 | KQ2LF04-M5□1 | 8 | 8.2 | 7.7 | 10 | 7 | 15.4 | 15.3 | 13.3 | 3.5 | 3.5 | 2.5 | 4.7 | ● |
| M6 × 1.0 | KQ2LF04-M6□1 | 8 | 8.2 | 7.7 | 10 | 7 | 15.4 | 16.1 | 13.3 | 3.5 | 3.5 | 2.5 | 4.6 | ● | |
| 1/8 | KQ2LF04-01□1 | 14 | 8.2 | 7.7 | 10 | 10 | 14.8 | 22.4 | 13.3 | 4.2 | 4.2 | 3 | 17.6 | - | |
| 1/4 | KQ2LF04-02□1 | 17 | 8.2 | 7.7 | 10 | 10 | 14.8 | 26.9 | 13.3 | 4.2 | 4.2 | 3 | 29.6 | - | |
| ø6 | M5 × 0.8 | KQ2LF06-M5□1 | 8 | 10.4 | 9.7 | 12 | 7 | 14.5 | 17 | 13.3 | 3.5 | 3.5 | 2.5 | 4.8 | ● |
| M6 × 1.0 | KQ2LF06-M6□1 | 8 | 10.4 | 9.7 | 12 | 7 | 14.5 | 17.8 | 13.3 | 3.5 | 3.5 | 2.5 | 4.7 | ● | |
| 1/8 | KQ2LF06-01□1 | 14 | 10.4 | 9.7 | 12 | 10 | 15.5 | 23.5 | 13.3 | 11.4 | 9 | 4.5 | 18 | - | |
| 1/4 | KQ2LF06-02□1 | 17 | 10.4 | 9.7 | 12 | 10 | 15.5 | 28 | 13.3 | 11.4 | 9 | 4.5 | 30.1 | - | |
| 3/8 | KQ2LF06-03□1 | 19 | 10.4 | 9.7 | 12 | 10 | 15.5 | 28.5 | 13.3 | 11.4 | 9 | 4.5 | 34 | - | |
□: A (Brass), N (Brass + electroless nickel plating)

One-Touch Fitting KQ2 Series (Metric Size) Structural Drawing
| Tube materials | FEP, PFA, nylon, soft nylon, polyurethane_x000D_ |
|---|---|
| Tube outer diameter (mm) | ø3.2, ø4, ø6 |
| Usable fluids | Air, water Note 1: | |
|---|---|---|
| Operating pressure range Note 2: | -100 kPa to 1 MPa | |
| Guaranteed proof pressure (at 23°C) | 3 MPa | |
| Ambient temperature and fluid temperature | -5 to 60°C, For water: 0 to 40°C (no freezing) | |
| Thread | Mounting section | JIS B0203 (tapered pipe thread) JIS B0205 (metric coarse thread) |
| Nut section | JIS B0205 (metric fine thread) | |
| Thread part seal | Sealing agent included | |
Note 1: The surge pressure must be under the maximum operating pressure.
Note 2: Do not use the fittings with a leak tester or for vacuum retention because they are not guaranteed for zero leakage.
| Body | C3604, PBT, PP, SUS303 |
|---|---|
| Stud | C3604 (thread part), SUS303 (thread part) |
| Chuck | SUS304 |
| Guide | SUS304 |
| Release button | POM |
| Seal, O-ring | NBR |
| Gasket | SUS304, NBR |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Body Material | Thread Material | Application | Applicable Tube O.D.1 (φ) | Types of connection | Connection screw | Number of Connection Tubes (piece) | Color | Release button shape | Release button color | Custom-made specifications |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MYR 22.38 | 10 Piece(s) | 10 Day(s) or more | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 6 | M | 6×1.0 | 1 | White | Ellipse | Light Gray | N/A | ||
MYR 17.88 | 10 Piece(s) | 10 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 1/4 | NPT | 1/8 | 1 | White | Perfect circle | Orange | N/A | ||
MYR 12.90 | 10 Piece(s) | 43 Day(s) | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 1/4 | NPT | 1/8 | 1 | White | Perfect circle | Orange | N/A | ||
MYR 13.40 | 10 Piece(s) | 43 Day(s) | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 1/4 | NPT | 1/4 | 1 | White | Perfect circle | Orange | N/A | ||
MYR 19.32 | 10 Piece(s) | 17 Day(s) or more | [SUS303, SUS304] SUS303, SUS304 | [Standard (Brass)] Brass | Standard/Mini | - | - | - | - | - | - | - | - | ||
MYR 14.50 | 10 Piece(s) | 43 Day(s) | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 1/4 | NPT | 1/4 | 1 | White | Perfect circle | Orange | N/A | ||
MYR 21.25 | 10 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303 | [SUS303, SUS304] SUS303, SUS304 | Standard/Mini | - | - | - | - | - | - | - | Body color change (Black) | ||
MYR 24.12 | 10 Piece(s) | 13 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 1/4 | NPT | 3/8 | 1 | White | Perfect circle | Orange | N/A | ||
MYR 25.51 | 10 Piece(s) | 10 Day(s) or more | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 1/4 | NPT | 3/8 | 1 | White | Perfect circle | Orange | N/A | ||
MYR 25.51 | 10 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303 | [SUS303, SUS304] SUS303, SUS304 | Standard/Mini | - | - | - | - | - | - | - | Body color change (Black) | ||
MYR 14.50 | 10 Piece(s) | 3 Day(s) | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 8 | Rc | 1/8 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 20.81 | 10 Piece(s) | 23 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 8 | Rc | 1/8 | 1 | White | Perfect circle | White | Lubricant:white petroleum jelly, release push color change | ||
MYR 20.82 | 10 Piece(s) | 13 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 8 | Rc | 1/8 | 1 | Black | Perfect circle | Light Gray | Body color change (black) | ||
MYR 15.00 | 10 Piece(s) | 43 Day(s) | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 8 | Rc | 1/8 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 21.50 | 10 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303 | [SUS303, SUS304] SUS303, SUS304 | Standard/Mini | - | - | - | - | - | - | - | - | ||
MYR 15.40 | 10 Piece(s) | 3 Day(s) | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 8 | Rc | 1/4 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 22.20 | 10 Piece(s) | 13 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 8 | Rc | 1/4 | 1 | White | Perfect circle | White | Lubricant:white petroleum jelly, release push color change | ||
MYR 20.72 | 5 Piece(s) | 5 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 8 | Rc | 1/4 | 1 | Black | Perfect circle | Light Gray | Body color change (black) | ||
MYR 20.52 | 10 Piece(s) | 5 Day(s) or more | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 8 | Rc | 1/4 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 21.66 | 5 Piece(s) | 5 Day(s) or more | [SUS303, SUS304] SUS303 | [SUS303, SUS304] SUS303, SUS304 | Standard/Mini | - | - | - | - | - | - | - | Body color change (Black) | ||
MYR 15.70 | 10 Piece(s) | 43 Day(s) | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 8 | Rc | 3/8 | 1 | White | Perfect circle | Light Gray | N/A | ||
- | 10 Piece(s) | Quote | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 8 | Rc | 3/8 | 1 | White | Perfect circle | White | Lubricant:white petroleum jelly, release push color change | ||
MYR 19.97 | 10 Piece(s) | 5 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 8 | Rc | 3/8 | 1 | Black | Perfect circle | Light Gray | Body color change (black) | ||
MYR 26.92 | 1 Piece(s) | 21 Day(s) | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 8 | Rc | 3/8 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 24.33 | 10 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303 | [SUS303, SUS304] SUS303, SUS304 | Standard/Mini | - | - | - | - | - | - | - | - | ||
MYR 19.70 | 5 Piece(s) | 3 Day(s) | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 10 | Rc | 1/4 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 27.95 | 5 Piece(s) | 10 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 10 | Rc | 1/4 | 1 | White | Perfect circle | White | Lubricant:white petroleum jelly, release push color change | ||
MYR 27.95 | 5 Piece(s) | 10 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 10 | Rc | 1/4 | 1 | Black | Perfect circle | Light Gray | Body color change (black) | ||
MYR 21.00 | 5 Piece(s) | 43 Day(s) | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 10 | Rc | 1/4 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 32.24 | 5 Piece(s) | 17 Day(s) or more | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 10 | Rc | 1/4 | 1 | Black | Perfect circle | Light Gray | Body color change (Black) | ||
MYR 20.20 | 5 Piece(s) | 3 Day(s) | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 10 | Rc | 3/8 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 28.64 | 5 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303, SUS304 | [Standard (Brass)] Brass | Standard/Mini | - | - | - | - | - | - | - | - | ||
MYR 28.64 | 5 Piece(s) | 10 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 10 | Rc | 3/8 | 1 | Black | Perfect circle | Light Gray | Body color change (black) | ||
MYR 26.19 | 5 Piece(s) | 5 Day(s) or more | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 10 | Rc | 3/8 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 30.12 | 5 Piece(s) | 17 Day(s) or more | [SUS303, SUS304] SUS303 | [SUS303, SUS304] SUS303, SUS304 | Standard/Mini | - | - | - | - | - | - | - | - | ||
MYR 23.90 | 5 Piece(s) | 43 Day(s) | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 10 | Rc | 1/2 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 33.64 | 5 Piece(s) | 13 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 10 | Rc | 1/2 | 1 | White | Perfect circle | White | Lubricant:white petroleum jelly, release push color change | ||
MYR 33.65 | 5 Piece(s) | 13 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 10 | Rc | 1/2 | 1 | Black | Perfect circle | Light Gray | Body color change (black) | ||
MYR 38.57 | 5 Piece(s) | 10 Day(s) or more | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 10 | Rc | 1/2 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 19.50 | 10 Piece(s) | 43 Day(s) | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 3/8 | NPT | 1/4 | 1 | White | Perfect circle | Orange | N/A | ||
MYR 29.69 | 10 Piece(s) | 13 Day(s) or more | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 3/8 | NPT | 1/4 | 1 | White | Perfect circle | Orange | N/A | ||
MYR 29.70 | 10 Piece(s) | 10 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 3/8 | NPT | 3/8 | 1 | White | Perfect circle | Orange | N/A | ||
MYR 31.18 | 10 Piece(s) | 10 Day(s) or more | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 3/8 | NPT | 3/8 | 1 | White | Perfect circle | Orange | N/A | ||
MYR 34.95 | 10 Piece(s) | 13 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 3/8 | NPT | 1/2 | 1 | White | Perfect circle | Orange | N/A | ||
MYR 38.57 | 10 Piece(s) | 10 Day(s) or more | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 3/8 | NPT | 1/2 | 1 | White | Perfect circle | Orange | N/A | ||
MYR 22.20 | 5 Piece(s) | 43 Day(s) | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 12 | Rc | 1/4 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 31.51 | 5 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303, SUS304 | [Standard (Brass)] Brass | Standard/Mini | - | - | - | - | - | - | - | - | ||
MYR 31.82 | 5 Piece(s) | 13 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 12 | Rc | 1/4 | 1 | Black | Perfect circle | Light Gray | Body color change (black) | ||
MYR 29.89 | 5 Piece(s) | 5 Day(s) or more | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 12 | Rc | 1/4 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 23.90 | 5 Piece(s) | 43 Day(s) | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 12 | Rc | 3/8 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 33.64 | 5 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303, SUS304 | [Standard (Brass)] Brass | Standard/Mini | - | - | - | - | - | - | - | - | ||
MYR 33.65 | 5 Piece(s) | 13 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 12 | Rc | 3/8 | 1 | Black | Perfect circle | Light Gray | Body color change (black) | ||
MYR 35.57 | 5 Piece(s) | 10 Day(s) or more | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 12 | Rc | 3/8 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 35.57 | 10 Piece(s) | 13 Day(s) or more | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 12 | Rc | 3/8 | 1 | Black | Perfect circle | Light Gray | Body color change (Black) | ||
MYR 28.80 | 5 Piece(s) | 3 Day(s) | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 12 | Rc | 1/2 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 40.13 | 5 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303, SUS304 | [Standard (Brass)] Brass | Standard/Mini | - | - | - | - | - | - | - | - | ||
MYR 36.03 | 5 Piece(s) | 5 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 12 | Rc | 1/2 | 1 | Black | Perfect circle | Light Gray | Body color change (black) | ||
MYR 45.13 | 5 Piece(s) | 11 Day(s) or more | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 12 | Rc | 1/2 | 1 | White | Perfect circle | Light Gray | N/A | ||
MYR 43.70 | 5 Piece(s) | 13 Day(s) or more | [SUS303, SUS304] SUS303 | [SUS303, SUS304] SUS303, SUS304 | Standard/Mini | - | - | - | - | - | - | - | - | ||
MYR 34.76 | 10 Piece(s) | 10 Day(s) or more | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 1/2 | NPT | 3/8 | 1 | White | Perfect circle | Orange | N/A | ||
MYR 36.25 | 10 Piece(s) | 10 Day(s) or more | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 1/2 | NPT | 3/8 | 1 | White | Perfect circle | Orange | N/A | ||
MYR 28.80 | 10 Piece(s) | 43 Day(s) | [Brass] PBT + Brass | [Standard (Brass)] Brass | Standard/Mini | 1/2 | NPT | 1/2 | 1 | White | Perfect circle | Orange | N/A | ||
MYR 45.07 | 10 Piece(s) | 10 Day(s) or more | [Brass] PBT + Brass (Electroless nickel plating) | [Standard (Brass)] Brass (Electroless nickel plating) | Standard/Mini | 1/2 | NPT | 1/2 | 1 | White | Perfect circle | Orange | N/A |
Loading...
| Fitting Type | Screw Mount Direction | Applicable Fluid | Water / Air | Screw Mounting, Direction | Elbow |
|---|---|---|---|---|---|
| Types | Single-Action / Screw | Elbows | Female Elbow | Packing, Material of O-Ring | NBR |
| Operating Temperature(°C) | -5::60 |
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