Size: 40 (1/2), Reverse Flow Function: K (Regulator w/Backflow Mechanism), Thread: N (NPT), Port Size: 03 (3/8), Accessory 1: None, Pressure Gauge Angle: G1 (0°), Accessory 2: H (Set Nut), Option: Z (Name Plate & Gauge w/PSI), B: B

Size: 40 (1/2), Reverse Flow Function: K (Regulator w/Backflow Mechanism), Thread: N (NPT), Port Size: 03 (3/8), Accessory 1: None, Pressure Gauge Angle: G1 (0°), Accessory 2: None, Option: Z (Name Plate & Gauge w/PSI), B: B

Size: 40 (1/2), Reverse Flow Function: K (Regulator w/Backflow Mechanism), Thread: N (NPT), Port Size: 03 (3/8), Accessory 1: None, Pressure Gauge Angle: G2 (90°), Accessory 2: H (Set Nut), Option: Z (Name Plate & Gauge w/PSI), B: B

Size: 40 (1/2), Reverse Flow Function: K (Regulator w/Backflow Mechanism), Thread: N (NPT), Port Size: 03 (3/8), Accessory 1: None, Pressure Gauge Angle: G2 (90°), Accessory 2: None, Option: Z (Name Plate & Gauge w/PSI), B: B

Size: 40 (1/2), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 03 (3/8), Accessory 1: B (Bracket), Pressure Gauge Angle: G1 (0°), Accessory 2: None, Option: Z (Name Plate & Gauge w/PSI), B: B

Size: 40 (1/2), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 03 (3/8), Accessory 1: None, Pressure Gauge Angle: G1 (0°), Accessory 2: None, Option: 1Z (0.02~0.2MPa Setting+NamePlate & Gauge w/PSI), B: B

Size: 40 (1/2), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 03 (3/8), Accessory 1: None, Pressure Gauge Angle: G1 (0°), Accessory 2: None, Option: Z (Name Plate & Gauge w/PSI), B: B

Size: 40 (1/2), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 03 (3/8), Accessory 1: None, Pressure Gauge Angle: G2 (90°), Accessory 2: H (Set Nut), Option: Z (Name Plate & Gauge w/PSI), B: B

Size: 40 (1/2), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 03 (3/8), Accessory 1: None, Pressure Gauge Angle: G2 (90°), Accessory 2: None, Option: Z (Name Plate & Gauge w/PSI), B: B

Size: 40 (1/2), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 03 (3/8), Accessory 1: None, Pressure Gauge Angle: G3 (180°), Accessory 2: H (Set Nut), Option: Z (Name Plate & Gauge w/PSI), B: B

Size: 40 (1/2), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 03 (3/8), Accessory 1: None, Pressure Gauge Angle: G3 (180°), Accessory 2: None, Option: Z (Name Plate & Gauge w/PSI), B: B

Size: 40 (1/2), Reverse Flow Function: Regulator, Standard, Thread: Rc, Port Size: 03 (3/8), Accessory 1: None, Pressure Gauge Angle: G2 (90°), Accessory 2: H (Set Nut), Option: None, B: B

Size: 40 (1/2), Reverse Flow Function: Regulator, Standard, Thread: Rc, Port Size: 03 (3/8), Accessory 1: None, Pressure Gauge Angle: G2 (90°), Accessory 2: None, Option: None, B: B

AS: AS, Body Size: 3 (3/8 Basis), Style: 2 (Elbow), Control Method: 1 (Meter-in), Thread: N (NPT), Port Size: 03 (3/8), Applicable Tube OD: 07 (1/4")

AS: AS, Body Size: 3 (3/8 Basis), Style: 3 (Universal), Control Method: 1 (Meter-in), Thread: N (NPT), Port Size: 03 (3/8), Applicable Tube OD: 07 (1/4"), Option: S (Sealant)

AS: AS, Body Size: 3 (3/8 Basis), Style: 2 (Elbow), Control Method: 1 (Meter-in), Thread: N (NPT), Port Size: 03 (3/8), Applicable Tube OD: 07 (1/4"), Option: S (Sealant), Lock Nut: J (Round)

AS: AS, Body Size: 3 (3/8 Basis), Style: 2 (Elbow), Control Method: 1 (Meter-in), Thread: N (NPT), Port Size: 03 (3/8), Applicable Tube OD: 07 (1/4"), Option: None, Lock Nut: J (Round)

AS: AS, Body Size: 3 (3/8 Basis), Style: 2 (Elbow), Control Method: 1 (Meter-in), Thread: N (NPT), Port Size: 03 (3/8), Applicable Tube OD: 07 (1/4"), Option: S (Sealant)

Size: 5 (3/8 Basis), Style: 1 (Union Tee), Thread: N (NPT), Port Size: 03 (R3/8), Tube Size: 13 (1/2"), Sealant: S [Sealant (01,02,03,04)], Option: C (Spatter Cover)

Size: 4 (1/4 Basis), Style: 1 (Union Tee), Thread: N (NPT), Port Size: 03 (R3/8), Tube Size: 09 (5/16"), Sealant: S [Sealant (01,02,03,04)], Option: C (Spatter Cover)