Body Size: 20, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Options: w/o Mounting Option, 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: R (Flow Direction: Right to Left), Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure

Body Size: 20, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 02 (1/4), Mounting: w/o Mounting Option, Set Pressure: 1 (0.02 to 0.2MPa), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Unit: Z (Name Plate and Pressure Gauge in Imperial Units: psi)

Size: 21 (1/8), Model Combination: B (AF+AR), Port Size: 02 (1/4, Size 21), Accessory: None, All Sizes, Pressure Relief Valve: w/o Valve, Option: 2 (Metal Bowl, Flow Direction: Left to Right; Size 21)

Size: 21 (1/8), Model Combination: A (AW+AL), Port Size: 02 (1/4, Size 21), Accessory: None, All Sizes, Pressure Relief Valve: w/o Valve, Option: 2 (Metal Bowl, Flow Direction: Left to Right; Size 21)

Size: 21 (1/8), Model Combination: AF+AR+AL, Port Size: 02 (1/4, Size 21), Accessory: None, All Sizes, Pressure Relief Valve: w/o Valve, Option: 2 (Metal Bowl, Flow Direction: Left to Right; Size 21), Handle Orientation: A (Upward Handle)

Body Size: 20 (Applicable AC Size: AC20), Handle Operation: Single Action, Thread Type: N (NPT), Port Size: 02 (1/4), Mounting: B (w/Bracket), Silencer: without Silencer, Handle Color: K (Black), Handle Material: M (Metal), Flow Direction: R (Flow Direction: Right to Left), Unit: Z (Unit of Product Label: psi)

Body Size: 20 (Applicable AC Size: AC20), Handle Operation: Single Action, Thread Type: N (NPT), Port Size: 02 (1/4), Mounting: B (w/Bracket), Silencer: without Silencer, Handle Color: K (Black), Handle Material: M (Metal), Flow Direction: Flow Direction: Left to Right), Unit: Z (Unit of Product Label: psi)

Body Size: 20 (Applicable AC Size: AC20), Handle Operation: Single Action, Thread Type: N (NPT), Port Size: 02 (1/4), Mounting: B (w/Bracket), Silencer: without Silencer, Handle Color: Red, Handle Material: M (Metal), Flow Direction: Flow Direction: Left to Right), Unit: Z (Unit of Product Label: psi)

Body Size: 20 (Applicable AC Size: AC20), Handle Operation: Single Action, Thread Type: N (NPT), Port Size: 02 (1/4), Mounting: B (w/Bracket), Silencer: without Silencer, Handle Color: Red, Handle Material: Resin, Flow Direction: R (Flow Direction: Right to Left), Unit: Z (Unit of Product Label: psi)

Body Size: 30 (Applicable AC Size: AC30), Handle Operation: Single Action, Thread Type: N (NPT), Port Size: 02 (1/4), Mounting: B (w/Bracket), Silencer: without Silencer, Handle Color: Red, Handle Material: M (Metal), Flow Direction: Flow Direction: Left to Right), Unit: Z (Unit of Product Label: psi)

Body Size: 20 (Applicable AC Size: AC20), Handle Operation: Single Action, Thread Type: N (NPT), Port Size: 02 (1/4), Mounting: B (w/Bracket), Silencer: without Silencer, Handle Color: K (Black), Handle Material: Resin, Flow Direction: Flow Direction: Left to Right), Unit: Z (Unit of Product Label: psi)

Size: 20 (1/8), Port Size: 02 (1/4, Size 20), Accessories: None, Handle Orientation: Y (Handle Up)

Body Size: 25, Thread: N (NPT), Port: 02 (1/4), Option: Standard, Attachment: KSV (K + S + V), Semi-Standard 1: 8J (8 + J), Semi-Standard 2: NRZ (N + R + Z)

Body Size: 25, Thread: N (NPT), Port: 02 (1/4), Option: Standard, Attachment: KV (K + V), Semi-Standard 1: 12 (1 + 2), Semi-Standard 2: RZ (R + Z)

Body Size: 20, Thread: N (NPT), Port: 02 (1/4), Option: Standard, Attachment: T (T Spacer), Semi-Standard 1: 3C (3 + C), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 25, Thread: N (NPT), Port: 02 (1/4), Option: Standard, Attachment: S (Pressure Switch), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 30, Thread: N (NPT), Port: 02 (1/4), Option: Standard, Attachment: T (T Spacer), Semi-Standard 1: 3 (Lubricator w/Drain Cock), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 20, Thread: N (NPT), Port: 02 (1/4), Option: Standard, Attachment: S (Pressure Switch), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 20, Thread: N (NPT), Port: 02 (1/4), Option: Standard, Attachment: TV (T + V), Semi-Standard 1: 3C (3 + C), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 25, Thread: N (NPT), Port: 02 (1/4), Option: Standard, Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: RZ (R + Z)