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Specifications

 Fittings for controlling the speed of actuators, such as 

cylinders.

 Superior  flow  rate  characteristics  and  fine  tuning 

adjustments in the low flow range are easy.

Inner Construction, Major Parts and Materials

Symbol

KCF2381Z

Model

Item

──────

Mounting method
Media

Air (cannot be used for vacuum)

0.1

0.9 MPa [15

131 psi]

0

60

 [32

140

]

Nylon tube, urethane tube

1 pc.

Operating pressure range

0.05 MPa [7 psi]

Cracking pressure
Operating temperature range
Recommended tube
Sales unit

Union

Straight type

Remarks: Gasket or seal is already attached.

Elastic sleeve (NBR)

Sealant coated

Tube

Release ring (Polyacetal)

Lock claw (Stainless steel)

Tube end

Plastic body (Polybutylene terephthalate)

Metal body (Brass, electroless nickel plated)
* For M3 threads (SUS303 equivalent)

Lock nut (Aluminum)

Needle (Brass, electroless nickel plated)

Guide ring (Brass, electroless nickel plated)

O-ring (NBR)

Diaphragm (NBR)

Union Straight Type

SPEED CONTROLLERS 

WITH QUICK FITTINGS

03̲2016

Summary of Contents for SSU4

Page 1: ...g pressure range 0 05 MPa 7 psi Cracking pressure Operating temperature range Recommended tube Sales unit Union Straight type Remarks Gasket or seal is already attached Elastic sleeve NBR Sealant coated Tube Release ring Polyacetal Lock claw Stainless steel Tube end Plastic body Polybutylene terephthalate Metal body Brass electroless nickel plated For M3 threads SUS303 equivalent Lock nut Aluminum...

Page 2: ...ock on hand The SSU M is the replacement model Dimensions mm Union straight SSU 2 φD 2 φP F3 F2 B1 F1 2 C B2 B3 E 2 φd Model Tube outer diameter φD B1 B2 B3 φP E C φd F1 F2 F3 Mass g MAX MIN SSU4 4 28 6 25 9 20 4 20 4 10 5 11 14 9 3 2 14 6 5 6 5 13 SSU6 6 42 5 36 5 24 9 24 9 13 15 16 9 4 3 20 8 5 11 29 SSU8 8 47 3 41 1 27 4 27 4 15 18 18 1 4 3 22 9 5 12 43 SSU10 10 53 5 45 9 31 7 31 7 18 21 20 7 4...

Page 3: ...on straight SSU 2 φD 2 φP F3 F2 B1 F1 2 C B2 B3 E 2 φd Model Tube outer diameter φD B1 B2 B3 φP E C φd F1 F2 F3 Mass oz MAX MIN SSU4 0 157 1 126 1 020 0 803 0 803 0 413 0 433 0 587 0 126 0 551 0 256 0 256 0 459 SSU6 0 236 1 673 1 437 0 980 0 980 0 512 0 591 0 665 0 169 0 787 0 335 0 433 1 023 SSU8 0 315 1 862 1 618 1 079 1 079 0 591 0 709 0 713 0 169 0 866 0 374 0 472 1 517 SSU10 0 394 2 106 1 807...

Page 4: ...Pa Number of needle rotations Pressure MPa 0 1000 1500 500 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 500 1000 1500 1 2 3 4 5 6 7 8 9 10 11 12 13 0 7 0 5 0 3 0 1 Flow rate R min ANR Flow rate R min ANR Controlled flow Free flow MPa Number of needle rotations Pressure MPa Flow Rate Characteristics Union Straight Type SSU4 SSU6 SSU8 SSU10 SSU12 End of March 2015 Sales limited to stock on hand The SSU M is th...

Page 5: ...Tube end Precautions for mounting fitting Precautions for attaching tubes Use the appropriate tool to tighten the hex nuts on the fitting Refer to the following table of recommended tightening torques when attaching the threaded parts If you use more than the recommended torque when tightening the threaded parts you may cause leaks by fracturing the threads or deforming the gaskets Also if you use...

Page 6: ... 3 150 27 1 063 150 5 9 35 1 378 mm in NOTE 1 Use tubing with an exterior that is not damaged If tubing becomes damaged after repeated use cut off the damaged portion 2 Do not allow tubing to become severely bent or twisted near the connection to a fitting Such a condition creates the risk of air leakage The table below shows minimum radius guidelines for nylon and urethane tubing 3 Do not use ext...

Page 7: ...sure type meter out BK Low pressure type meter in AG High flow rate type meter out Text engraved on top of needle knob K Low pressure type White Standard meter out Low pressure type meter out Black Standard meter in Low pressure type meter in Mark on top of needle knob Needle knob Made of black plastic Mark on top of needle knob Needle knob Made of black plastic Needle knob Has one line Needle kno...

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