Body Size: 40, Thread: F (G), Port Size: 03 (3/8), Option: w/o Bracket; w/o Auto Drain, Semi-Standard 1: R (Flow Direction Right to Left), Semi-Standard 2: Standard

Body Size: 40, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 03 (3/8), Options: w/o Mounting Option, Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: N (Non-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: 25, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 03 (3/8), Options: H (w/Set Nut, for Panel Mount), 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: 25, Backflow: w/o Backflow Function, Thread: Rc, Port Size: 03 (3/8), Options: BG (B+G), Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: R (Right to Left), Knob: Downward, Pressure Units: Unit on Product Label: MPa, Pressure Gauge in SI Units: MPa

Body Size: 30, Thread: Rc, Port: 03 (3/8), Option: DG (D + G), Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: Standard, Semi-Standard 2: R (Flow Direction: Right->Left)

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), 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: RZ (R + Z)

Body Size: 40, Thread: N (NPT), Port: 03 (3/8), Option: G (Round Pressure Gauge w/Limit Indicator), Attachment: SV1 (S + V1), Semi-Standard 1: Standard, Semi-Standard 2: RZ (R + Z)

Body Size: 25, Backflow: w/o Backflow Function, Thread: Rc, Port Size: 03 (3/8), Options: E (Square Embedded Type Pressure Gauge, w/Limit Indicator), Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: N (Non-relieving Type), Flow Direction: R (Right to Left), Knob: Downward, Pressure Units: Unit on Product Label: MPa, Pressure Gauge in SI Units: MPa

Body Size: 25, Thread: N (NPT), Port Size: 03 (3/8), Option: BG (B + G), Semi-Standard: RYZ (R + Y + Z)

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: C (N.C., Float Type Auto Drain), 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), Made to Order: X2141 (w/Element Service Indicator)

Body Size: 40, Thread: N (NPT), Port: 03 (3/8), Option: Standard, Attachment: Standard, Semi-Standard 1: Standard, Semi-Standard 2: RZ (R + Z)

Body Size: 40, Thread: Rc, Port Size: 03 (3/8), Option: D (N.O., Float Type Auto Drain), Semi-Standard 1: R (Flow Direction Right to Left), Semi-Standard 2: Standard

Body Size: 30, Thread: None (Rc: for Body Size 20, 30, 40, 50, 60; M5: for Body Size 10), Port Size: 03 (3/8), Option: w/o Bracket; w/o Auto Drain, Semi-Standard 1: JR (J + R), Semi-Standard 2: Standard

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: C (N.C., Float Type Auto Drain), Semi-Standard 1: 8R (8 + R), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F), Made to Order: X2141 (w/Element Service Indicator)

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: Standard, Semi-Standard 1: 8JR (8 + J + R), 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 (Assembly of a Bracket & Set Nuts), Semi-Standard: 1NRYZ (1 + N + R + Y + Z)

Body Size: 25, Thread: N (NPT), Port Size: 03 (3/8), Option: w/o Mounting Option, w/o Pressure Gauge, Semi-Standard: 1NRYZ (1 + N + R + Y + Z)

Body Size: 25, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 03 (3/8), Options: E (Square Embedded Type Pressure Gauge, w/Limit Indicator), Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: N (Non-relieving Type), Flow Direction: R (Right to Left), Knob: Y (Upward), Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 30, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 03 (3/8), Options: BCE (B+C+E), 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: Right to Left), Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi (and

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: D (N.O., Float Type Auto Drain), Semi-Standard 1: 2R (2 + R), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)