Lever Knob), Material: S (316L SS Secondary Remelt), Surface Finish: M [10 μin. (0.25 μm)], Ports: 2PW [2 Ports (1-In; 2-Out)], Connection 1: FV4 (1/4 Inch Face Seal, Female), Connection 2: FV4 (1/4 Inch Face Seal, Female), Connection 3: No Port, Connection 4: No Port, Face to Face Dimensions: 2.12 Inch (53.8 mm) Standard for TW4; or Not Applicable to All Other Connections, Seat Material: VS

Turn Round Knob), Material: S (316L SS Secondary Remelt), Surface Finish: 15 μin. (0.4 μm), Standard, Ports: 2PW [2 Ports (1-In; 2-Out)], Connection 1: TW6 (3/8 Inch Tube Weld), Connection 2: MV4 (1/4 Inch Face Seal, Male), Connection 3: No Port, Connection 4: No Port, Face to Face Dimension: 2.12 Inch (53.8 mm) Standard for TW4; or Not Applicable to All Other Connections, Seat Material: VS

id=VS-3-E" target="_blank">here.

The VS3135 and VS3145 series have been in production for more than 40 years.
There are no interchangeable current products, but the following models are listed for reference.

Elbow type, speed control with one-touch fitting , Improved, larger push-lock handle, Easy identification of meter-in (blue handle) vs. meter-out (gray handle), Max. operating pressure 1MPa , Applicable tubing material: nylon, soft nylon, polyurethane FLOW CONTROL. Speed Controller. 6 lb.

Elbow type, speed control with one-touch fitting , Improved, larger push-lock handle, Easy identification of meter-in (blue handle) vs. meter-out (gray handle), Max. operating pressure 1MPa , Applicable tubing material: nylon, soft nylon, polyurethane FLOW CONTROL. Speed Controller. 6.00000 lb.

Elbow type, speed control with one-touch fitting , Improved, larger push-lock handle, Easy identification of meter-in (blue handle) vs. meter-out (gray handle), Max. operating pressure 1MPa , Applicable tubing material: nylon, soft nylon, polyurethane FLOW CONTROL. Speed Controller. 6 lb.

Elbow type, speed control with one-touch fitting , Improved, larger push-lock handle, Easy identification of meter-in (blue handle) vs. meter-out (gray handle), Max. operating pressure 1MPa , Applicable tubing material: nylon, soft nylon, polyurethane FLOW CONTROL. Speed Controller. 6 lb.

Elbow type, speed control with one-touch fitting , Improved, larger push-lock handle, Easy identification of meter-in (blue handle) vs. meter-out (gray handle), Max. operating pressure 1MPa , Applicable tubing material: nylon, soft nylon, polyurethane FLOW CONTROL. SPEED CONTROLLER. 6 lb. SVD.

Elbow type, speed control with one-touch fitting , Improved, larger push-lock handle, Easy identification of meter-in (blue handle) vs. meter-out (gray handle), Max. operating pressure 1MPa , Applicable tubing material: nylon, soft nylon, polyurethane FLOW CONTROL. SPEED CONTROLLER. 6 lb. SVD.

Model: 13 [1300 psig (9.0 MPa), Cv: 1.0], Material: H (Hastelloy® C-22), Surface Finish: 15 μin. (0.4 μm), Standard, Connection 1: MV8 (1/2 Inch Face Seal, Male), Connection 2: MV8 (1/2 Inch Face Seal, Male), Seat Material: VS (Indicator Switch)

Series: KQ2, Model: VS (Universal Male Elbow w/Hexagon Socket), Applicable Tubing O.D.: Ø6, Port Size/Applicable Tubing O.D.: 01 (Screw Connection R1/8, Rc1/8), Thread Material/Surface Treatment: A (Brass)

Series: KQ2, Model: VS (Universal Male Elbow w/Hexagon Socket), Applicable Tubing O.D.: Ø6, Port Size/Applicable Tubing O.D.: 02 (Screw Connection R1/4, Rc1/4), Thread Material/Surface Treatment: A (Brass)

Series: KQ2, Model: VS (Universal Male Elbow w/Hexagon Socket), Applicable Tubing O.D.: Ø6, Port Size/Applicable Tubing O.D.: 02 (Screw Connection R1/4, Rc1/4), Thread Material/Surface Treatment: N (Brass + Electroless Nickel Plated), Sealant: S (Sealant)

Series: KQ2, Model: VS (Universal Male Elbow w/Hexagon Socket), Applicable Tubing O.D.: Ø8, Port Size/Applicable Tubing O.D.: 01 (Screw Connection R1/8, Rc1/8), Thread Material/Surface Treatment: A (Brass)

Series: KQ2, Model: VS (Universal Male Elbow w/Hexagon Socket), Applicable Tubing O.D.: Ø8, Port Size/Applicable Tubing O.D.: 01 (Screw Connection R1/8, Rc1/8), Thread Material/Surface Treatment: N (Brass + Electroless Nickel Plated), Sealant: S (Sealant)

Series: KQ2, Model: VS (Universal Male Elbow w/Hexagon Socket), Applicable Tubing O.D.: Ø8, Port Size/Applicable Tubing O.D.: 02 (Screw Connection R1/4, Rc1/4), Thread Material/Surface Treatment: A (Brass)

Series: KQ2, Model: VS (Universal Male Elbow w/Hexagon Socket), Applicable Tubing O.D.: Ø8, Port Size/Applicable Tubing O.D.: 02 (Screw Connection R1/4, Rc1/4), Thread Material/Surface Treatment: N (Brass + Electroless Nickel Plated), Sealant: S (Sealant)

Series: KQ2, Model: VS (Universal Male Elbow w/Hexagon Socket), Applicable Tubing O.D.: Ø8, Port Size/Applicable Tubing O.D.: 03 (Screw Connection R3/8, Rc3/8), Thread Material/Surface Treatment: A (Brass)

Series: KQ2, Model: VS (Universal Male Elbow w/Hexagon Socket), Applicable Tubing O.D.: Ø8, Port Size/Applicable Tubing O.D.: 03 (Screw Connection R3/8, Rc3/8), Thread Material/Surface Treatment: N (Brass + Electroless Nickel Plated), Sealant: S (Sealant)

Series: KQ2, Model: VS (Universal Male Elbow w/Hexagon Socket), Applicable Tubing O.D.: Ø10, Port Size/Applicable Tubing O.D.: 02 (Screw Connection R1/4, Rc1/4), Thread Material/Surface Treatment: N (Brass + Electroless Nickel Plated), Sealant: S (Sealant)