Body Size: 20, Thread: N (NPT), Port: 01 (1/8), Option: Standard, Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: 3C (3 + C), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: Standard, Attachment: T (T-Interface), Semi-Standard 1: C (Bowl Guard), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: Standard, Attachment: V (3-Port Valve for Residual Pressure Release), Semi-Standard 1: C (Bowl Guard), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Series: AFM, Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Mounting: w/o Mounting Option, Float Type Auto Drain: C [N.C. (Normally Closed)], Bowl Type: Polycarbonate Bowl, Bowl Guard: None, Drain Port: w/Drain Cock, Indicator: without Indicator, Flow Direction: R (Right to Left), Drain Cock w/Barb Fitting: None, Pressure Unit: Z (Pressure Unit: psi; Temp. Unit: °F)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: BC (B + C), Semi-Standard 1: 6 (Nylon Bowl), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Mounting: B (Bracket), Semi-Standard, Body Size 10: 2 (Metal Bowl), Semi-Standard, Body Size 20: Z (Name Plate, Caution Plate for Bowl in Imperial Units: psi, °F), Semi-Standard, Body Size 30, 40, 50 & 60: Standard

Size: 20 (1/8), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 01 (1/8), Accessory 1: B (Bracket), Pressure Gauge Angle: G1 (0°), Accessory 2: None, Option: 1Z (0.02~0.2MPa Setting+NamePlate & Gauge w/PSI), B: B

Size: 20 (1/8), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 01 (1/8), Accessory 1: None, Pressure Gauge Angle: G2 (90°), Accessory 2: H (Set Nut), Option: 1Z (0.02~0.2MPa Setting+NamePlate & Gauge w/PSI), B: B

Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 01 (1/8), Accessory: GH (G+H), Specifications: 0.005 to 0.4MPa Setting, Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 01 (1/8), Accessory: B (Bracket), Specifications: 3 (0.008 to 0.6 MPa Setting), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 01 (1/8), Accessory: G (Round Pressure Gauge w/Limit Indicator), Specifications: 3 (0.008 to 0.6 MPa Setting), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Pressure Range: 1 (0.05~0.30MPa), Thread: N (NPT), Port Size: 01 (1/8), Option: BG (Bracket, w/Pressure Gauge)

Pressure Range: 0 (0.05~0.85MPa), Thread: N (NPT), Port Size: 01 (1/8), Option: BG (Bracket, w/Pressure Gauge)

Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 01 (1/8), Options: EH (E+H), Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: BG (B + G), Semi-Standard: YZ (Y + Z)

Body Size: 20, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 01 (1/8), Options: BG (B+G), Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Y (Upward), Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 01 (1/8), Options: G (Round Type Pressure Gauge, w/Limit Indicator), Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 20, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 01 (1/8), Options: B (w/Bracket), Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: R (Right to Left), Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: G (For Sizes 20, 25, 30, 40: Round Pressure Gauge w/Limit Indicator; For Size 10 Round Pressure Gauge w/o Limit Indicator), Semi-Standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 150C [10SCFM (300l/Min)], Thread: N (NPT), Port Size: 01 (1/8), Accessory: None, Auto Drain: D (N.O. Auto Drain), Rubber Material: Standard, Air Pressure: H (Medium Air Pressure, 1.6MPa)