Body Size: 40, Thread: N (NPT), Port Size: 02 (1/4), Handle/Bonnet Material: B (Aluminum), Options: B (w/Bracket), Semi-Standard: Z (psi as Unit Displayed on Label), Made to Order: X1 (Body: Red)

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Handle/Bonnet Material: B (Aluminum), Options: S (Built-in Silencer, EXH Port), Semi-Standard: Z (psi as Unit Displayed on Label), Made to Order: X1 (Body: Red)

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Handle/Bonnet Material: B (Aluminum), Options: BS (w/Bracket + Built-in Silencer, EXH Port), Semi-Standard: Z (psi as Unit Displayed on Label), Made to Order: X1 (Body: Red)

Body Size: 2, Set Pressure: 1 (1.5 to 58 psi [0.01 to 0.4 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: N (NPT), Port Size: 02 (1/4), Option: B (w/Bracket), Semi-standard: RZ (Flow Direction: Right to Left + Name Plate & Pressure Gauge in Imperial Units: psi)

Body Size: 3, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: N (NPT), Port Size: 02 (1/4), Option: B (w/Bracket), Semi-standard: RZ (Flow Direction: Right to Left + Name Plate & Pressure Gauge in Imperial Units: psi)

Body Size: 20, Thread: NPT, Port Size: 1/4, Handle/Bonnet Material: Aluminum, Options: w/Bracket, Semi-Standard: Flow Direction: Right to Left + psi as Unit Displayed on Label, Made to Order: -

Body Size: 40, Thread: NPT, Port Size: 1/4, Handle/Bonnet Material: Aluminum, Options: Built-in Silencer, EXH Port, Semi-Standard: Flow Direction: Right to Left + psi as Unit Displayed on Label, Made to Order: -

Body Size: 40, Thread: NPT, Port Size: 1/4, Handle/Bonnet Material: Aluminum, Options: w/Bracket + Built-in Silencer, EXH Port, Semi-Standard: Flow Direction: Right to Left + psi as Unit Displayed on Label, Made to Order: -

Body Size: 20, Thread: NPT, Port Size: 1/4, Option: Bracket, Semi-Standard 1: Flow Direction Right to Left, Semi-Standard 2: Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F, Made to Order: -

Size: Applicable Model AC21, Port Size: 1/4, Size 20, Flow Direction: Right to Left

Body Size: 3, Set Pressure: 0.02 to 0.8 MPa, Exhaust Direction: Rear Exhaust, Thread: NPT, Port Size: 1/4, Option: w/Bracket, Semi-standard: R + Z

Body Size: 2, Set Pressure: 0.02 to 0.4 MPa, Exhaust Direction: Bottom Exhaust, Thread: NPT, Port Size: 1/4, Option: w/Bracket, Semi-standard: R + Z

Body Size: 2, Set Pressure: 0.02 to 0.2 MPa, Exhaust Direction: Bottom Exhaust, Thread: NPT, Port Size: 1/4, Option: w/Bracket, Semi-standard: R + Z

Body Size: 2, Set Pressure: 0.02 to 0.8 MPa, Exhaust Direction: Bottom Exhaust, Thread: NPT, Port Size: 1/4, Option: w/Bracket, Semi-standard: R + Z

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: B (Bracket), Semi-Standard 1: R (Flow Direction Right to Left), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 25, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), 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: 40, Thread: N (NPT), Port Size: 02 (1/4), Option: B (Assembly of a Bracket and Set Nuts), Semi-Standard 1: Standard, Semi-Standard 2: RZ (R + Z)

Body Size: 30, Thread: N (NPT), Port Size: 02 (1/4), Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: RZ (R + Z)

Body Size: 30, Thread: N (NPT), Port Size: 02 (1/4), Option: B (Bracket), Semi-Standard 1: R (Flow Direction Right to Left), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 40, Thread: N (NPT), Port Size: 02 (1/4), Option: B (Bracket), Semi-Standard 1: R (Flow Direction Right to Left), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)