Body Size: 20, Thread: F (G), Port Size: 01 (1/8), Handle/Bonnet Material: A (Flame Resistant PBT), Options: BS (w/Bracket + Built-in Silencer, EXH Port), Semi-Standard: KR (K + R)

Body Size: 20, Thread: F (G), Port: 01 (1/8), Option: G (Round Pressure Gauge w/Limit Indicator), Attachment: Standard, Semi-Standard 1: 6C [Bowl Guard (Nylon Bowl)], Semi-Standard 2: Standard

Body Size: 1, Set Pressure: 2 (0.02 to 0.8 MPa), Exhaust Direction: 0 (Bottom Exhaust), Thread: N (NPT), Port Size: 01 (1/8), Option: B (w/Bracket), Semi-standard: RZ (R + Z)

Function: Standard (0.35W DC, AC), Coil Voltage: 3 (110VAC 50/60HZ), Lead Wire: L (L Plug Connector w/Lead Wire 0.3m), Manual Override: Non-locking Push Style, Port Size: 01 (Rc1/8)

Function: Standard (0.35W DC, AC), Coil Voltage: 4 (220VAC 50/60HZ), Lead Wire: L (L Plug Connector w/Lead Wire 0.3m), Manual Override: Non-locking Push Style, Port Size: 01 (Rc1/8)

Function: Standard (0.35W DC, AC), Coil Voltage: 4 (220VAC 50/60HZ), Lead Wire: M (M Plug Connector w/Lead Wire 0.3m), Manual Override: Non-locking Push Style, Port Size: 01 (Rc1/8)

Function: Standard (0.35W DC, AC), Coil Voltage: 3 (110VAC 50/60HZ), Lead Wire: M (M Plug Connector w/Lead Wire 0.3m), Manual Override: Non-locking Push Style, Port Size: 01 (Rc1/8)

Function: Standard (0.35W DC, AC), Coil Voltage: 1 (100VAC 50/60HZ), Lead Wire: L (L Plug Connector w/Lead Wire 0.3m), Manual Override: Non-locking Push Style, Port Size: 01 (Rc1/8)

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.: Ø8, Port Size/Applicable Tubing O.D.: 01 (Screw Connection R1/8, Rc1/8), Thread Material/Surface Treatment: A (Brass)

Series: KQ2, Model: W (Extended Male Elbow), Applicable Tubing O.D.: Ø4, Port Size/Applicable Tubing O.D.: 01 (Screw Connection R1/8, Rc1/8), Thread Material/Surface Treatment: N (Brass + Electroless Nickel Plated)

Series: KQ2, Model: W (Extended Male Elbow), Applicable Tubing O.D.: Ø6, Port Size/Applicable Tubing O.D.: 01 (Screw Connection R1/8, Rc1/8), Thread Material/Surface Treatment: N (Brass + Electroless Nickel Plated)

Series: KQ2, Model: W (Extended Male Elbow), 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)

Series: KQ2, Model: VS (Universal Male Elbow w/Hexagon Socket), Applicable Tubing O.D.: Ø4, Port Size/Applicable Tubing O.D.: 01 (Screw Connection R1/8, Rc1/8), Thread Material/Surface Treatment: A (Brass)

Series: KQ2, Model: W (Extended Male Elbow), Applicable Tubing O.D.: Ø8, Port Size/Applicable Tubing O.D.: 01 (Screw Connection R1/8, Rc1/8), Thread Material/Surface Treatment: A (Brass), Sealant: S (Sealant)

Series: KQ2, Model: W (Extended Male Elbow), Applicable Tubing O.D.: Ø6, Port Size/Applicable Tubing O.D.: 01 (Screw Connection R1/8, Rc1/8), Thread Material/Surface Treatment: A (Brass), Sealant: S (Sealant)

Series: KQ2, Model: W (Extended Male Elbow), Applicable Tubing O.D.: Ø4, Port Size/Applicable Tubing O.D.: 01 (Screw Connection R1/8, Rc1/8), Thread Material/Surface Treatment: A (Brass), Sealant: S (Sealant)

Series: KQ2, Model: VS (Universal Elbow w/Hexagon Socket), Applicable Tubing O.D.: 01 (1/8"), Port Size/Applicable Tubing O.D.: 32 (10-32UNF), Thread Material/Surface Treatment: N (Brass+Electroless Nickel Plated)

Body Size: 20, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 01 (1/8), Option: M (Round Pressure Gauge w/ Color Zone), Semi-Standard: Standard

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: M (Round Pressure Gauge w/ Color Zone), Semi-Standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi, °F)