Body Size: 20, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 02 (1/4), Option: BG (B + G), Semi-Standard: 1 (0.02 to 0.2MPa Setting)

Body Size: 20, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 01 (1/8), Option: BG (B + G), Semi-Standard: 1R (1 + R)

Body Size: 20, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 01 (1/8), Option: BG (B + G), Semi-Standard: R (Flow Direction: Right to Left)

Body Size: 20, Thread: F (G), Port Size: 02 (1/4), Option: BG (B + G), Semi-Standard: 1 (0.02 to 0.2MPa Setting)

Body Size: 20, Backflow: K (w/Backflow Function), Thread: F (G), 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: Downward, Pressure Units: Unit on Product Label: MPa, Pressure Gauge in SI Units: MPa

Body Size: 20, Thread: F (G), Port Size: 01 (1/8), Option: BG (B + G), Semi-Standard: R (Flow Direction: Right to Left)

Body Size: 20, Backflow: w/o Backflow Function, Thread: F (G), 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: Downward, Pressure Units: Unit on Product Label: MPa, Pressure Gauge in SI Units: MPa

Body Size: 20, Backflow: K (w/Backflow Function), Thread: Rc, Port Size: 02 (1/4), Options: BG (B+G), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Unit on Product Label: MPa, Pressure Gauge in SI Units: MPa

Body Size: 20, Back Flow: K (w/Backflow), Thread: N (NPT), Port Size: 01 (1/8), Options: BG (B+G), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: C (w/Bowl Guard), Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi

Body Size: 20, Back Flow: K (w/Backflow), Thread: N (NPT), Port Size: 02 (1/4), Options: BG (B+G), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Bowl: Polycarbonate Bowl, Bowl Guard: C (w/Bowl Guard), Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge

Body Size: 20, Back Flow: K (w/Backflow), Thread: Rc, Port Size: 02 (1/4), Options: BG (B+G), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: C (w/Bowl Guard), Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Product: MPa, °C; Pressure Gauge: MPa

Body Size: 20, Back Flow: K (w/Backflow), Thread: N (NPT), Port Size: 02 (1/4), Options: BG (B+G), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: C (w/Bowl Guard), Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi

Body Size: 20, Thread: F (G), Port Size: 02 (1/4), Option: BG (B + G), Semi-Standard 1: C (Bowl Guard), Semi-Standard 2: Standard

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: BG (B + G), Semi-Standard 1: Standard, Semi-Standard 2: RZ (R + Z)

Body Size: 20, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Options: BG (B+G), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: 2 (Metal Bowl), Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: N (Non-relieving), Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi (and MPa)]

Body Size: 20, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Options: BG (B+G), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: 2 (Metal Bowl), Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi (and MPa)]

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: BG (B + G), Semi-Standard 1: Standard, Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: BG (B + G), Semi-Standard 1: 12 (1 + 2), Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 20, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Options: BG (B+G), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: 6 (Nylon Bowl), Bowl Guard: C (w/Bowl Guard), Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi (and

Body Size: 20, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 01 (1/8), Options: BG (B+G), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: 2 (Metal Bowl), Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi (and MPa)]