Body Size: 30, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 03 (3/8), 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: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: B (Assembly of a Bracket and Set Nuts), Semi-Standard 1: Standard, Semi-Standard 2: RZ (R + Z)

Body Size: 40, Thread: N (NPT), Port Size: 03 (3/8), 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: 03 (3/8), Mounting: B (Bracket), Semi-Standard, Body Size 10: R (Flow Direction: Right to Left), 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

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), 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: 30, Thread: N (NPT), Port Size: 03 (3/8), 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: 3000, Port Thread: N (NPT), Port Size: 03 (3/8), Option: B (w/Bracket), Voltage: None - Manifold Override, Electrical Entry: None - Manifold Override, Surge Suppressor: None or Manual Override, Flow Direction, Pressure Unit: RZ (Flow Direction: Right to Left; Name Plate and Pressure Gauge in Imperial Units)

Body Size: 30, Back Flow: K (w/Backflow), Thread: N (NPT), Port Size: 03 (3/8), Mounting Option: B (With Bracket), Float Type Auto Drain Option: Without Auto Drain, Pressure Gauge/Switch Option: Without Pressure Gauge, Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: R (Flow Direction

Body Size: 40, Thread: N (NPT), Port Size: 03 (3/8), 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: NPT, Port Size: 3/8, Handle/Bonnet Material: Aluminum, Options: w/Bracket, Semi-Standard: psi as Unit Displayed on Label, Made to Order: Body: Red

Body Size: 40, Thread: NPT, Port Size: 3/8, Handle/Bonnet Material: Aluminum, Options: w/Bracket + Built-in Silencer, EXH Port, Semi-Standard: K + R + Z, Made to Order: Body: Red

Body Size: 40, Thread: NPT, Port Size: 3/8, Handle/Bonnet Material: Aluminum, Options: Built-in Silencer, EXH Port, Semi-Standard: K + R + Z, Made to Order: Body: Red

Body Size: 40, Thread: NPT, Port Size: 3/8, Handle/Bonnet Material: Aluminum, Options: Built-in Silencer, EXH Port, Semi-Standard: psi as Unit Displayed on Label, Made to Order: Body: Red

Body Size: 40, Thread: N (NPT), Port Size: 03 (3/8), 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: 40, Thread: N (NPT), Port Size: 03 (3/8), Handle/Bonnet Material: B (Aluminum), Options: BS (w/Bracket + Built-in Silencer, EXH Port), Semi-Standard: KRZ (K + R + Z), Made to Order: X1 (Body: Red)

Body Size: 40, Thread: N (NPT), Port Size: 03 (3/8), Handle/Bonnet Material: B (Aluminum), Options: S (Built-in Silencer, EXH Port), Semi-Standard: KRZ (K + R + Z), Made to Order: X1 (Body: Red)

Body Size: 40, Thread: N (NPT), Port Size: 03 (3/8), 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: 3, Thread: N (NPT), Port Size: 03 (3/8), 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: 4, Thread: N (NPT), Port Size: 03 (3/8), 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: 4, Thread: N (NPT), Port Size: 03 (3/8), 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)