Fittings for General Purposes
One-touch Fittings KQ2
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・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）
| Series | Release button shape | Size | Connection thread |
|---|---|---|---|
| KQ2 | Oval Type | Metric, Inch | M，R，Rc，G，NPT，Uni |
| KQ2 | Round Type | Metric, Inch | M，R，Rc，G，NPT，Uni |
Metal One-touch Fittings KQB2
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・Compact and lightweight
・Fluid temperature: −5 to 150℃
・Brass parts: Electroless nickel-plated
・Grease-free
| Series | Size | Applicable tubing O.D. | Connection thread |
|---|---|---|---|
| KQB2 | Metric | φ3.2，φ4，φ6，φ8，φ10， φ12，φ16 | M5 R，Rc，G 1/8，1/4，3/8，1/2 |
| KQB2 | Inch | φ1/8''，φ5/32''，φ1/4''，φ5/16''， φ3/8''，φ1/2'' | UNF10-32 NPT1/8，1/4，3/8，1/2 |
Rotary One-touch Fittings KS/KX
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・Applicable to use for oscillating and rotating sections in robots
・Low torque rotation type rotary One-touch fittings
・Copper-free (Electroless nickel-plated)
| Series | Size | Applicable tubing O.D. | Connection thread |
|---|---|---|---|
| KS | Metric | φ4，φ6，φ8，φ10，φ12 | M5×0.8，M6×1.0 1/8，1/4，3/8，1/2 |
| KX (High speed type) | Metric | φ4，φ6，φ8，φ10，φ12 | M5×0.8，M6×1.0 1/8，1/4，3/8，1/2 |
Rotary One-touch Fittings KS
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・Applicable to use for oscillating and rotating sections in robots
・Low torque rotation type rotary One-touch fittings
・Copper-free (Electroless nickel-plated)
| Series | Size | Applicable tubing O.D. | Connection thread |
|---|---|---|---|
| KS | Inch | φ5/32，φ1/4，φ5/16，φ3/8 | 10-32UNF，1/8，1/4，3/8 |
One-touch Fittings Manifold KM
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・Compact manifold piping is possible.
| Series | size | Applicable tubing O.D. | Connection thread |
|---|---|---|---|
| KM | Metric | φ4，φ6，φ8，φ10，φ12 | 1/8，1/4，3/8，1/2 |
| KM | Inch | φ5/32''，φ1/4''，φ5/16''，φ3/8''，φ1/2'' | 1/4，3/8 |
Insert Fittings KF
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・-101.3 kPa applicable
・Piping can be done without removing the nut.
・Fluid temperature: −5 to 150℃ (Brass sleeve)
−5 to 60℃ (Resin sleeve)
・Steam can be used.
・Grease-free
| Series | Applicable tubing O.D. | Connection thread |
|---|---|---|
| KF | φ4，φ6，φ8，φ10，φ12 | 1/8，1/4，3/8，1/2 |
Miniature Fittings M
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・Compact and doesn't require tools for connection
・Compact piping space
・Hose nipple, Hose elbow, Barb
| Series | Applicable tubing O.D. | Connection thread |
|---|---|---|
| M-□□-2 | φ2 | M3，M5 |
| M | φ3.2，φ4，φ6 | M3，M5，1/8 |
Self-align Fittings H/DL/L/LL
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・Applicable for use on soft copper steel pipes
・Flared ridge metal ferrule
| Series | Applicable tubing O.D. | Connection thread |
|---|---|---|
| H | φ4，φ6，φ8，φ10，φ12 | 1/8，1/4，3/8，1/2 |
| DL | φ4，φ6，φ8，φ10，φ12 | 1/8，1/4，3/8，1/2 |
| L | φ4，φ6，φ8，φ10，φ12 | 1/8，1/4，3/8，1/2 |
| LL | φ4，φ6，φ8，φ10，φ12 | 1/8，1/4，3/8，1/2 |
Self-seal Fittings KC
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・One-touch installation and removal
・Built-in self-sealing mechanism
・Air does not exhaust after the removal of tubing.
・Copper-free (Electroless nickel-plated)
| Series | Applicable tubing O.D. | Connection thread |
|---|---|---|
| KC | φ4，φ6，φ8，φ10，φ12 | M5×0.8，1/8，1/4，3/8，1/2 |
Low Torque Rotary Joint MQR
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・Metal seal type
・Supplies air to the rotary/pivot shafts of turntables and robot arms
・Low rotational torque: 0.003 to 0.50 N・m or less
・Operating temperature: −10 to 80℃
・Allowable rpm: 200 to 3000 min-1 (rpm)
| Series | Number of circuits | Port size | Operating pressure |
|---|---|---|---|
| MQR | 1，2，4，8，12，16 | M5×0.8 | -100 kPa to 1 MPa |
Rubber Seal Rotary Joint MQR-X229
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・Rubber seal
・Oldham coupling
・Operating pressure range: −100 kPa to 0.7 MPa
・Allowable rpm: 200 min−1 (rpm) ＊1
・Max. start-up rotation torque: 0.50 N・m＊2 or less
・Service life: 10 million rotations＊3
・Number of circuits: 8 circuits
＊1 Reference value
＊2 When no pressure is applied
＊3 Under SMC's life test conditions
| Series | Number of circuits | Port size | Operating pressure |
|---|---|---|---|
| MQR-X229 | 8 | M5×0.8 | －100 kPa to 0.7 MPa |
