Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: CH (C + H), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: RZ (R + Z)
Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: GH (G + H), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: RZ (R + Z)
Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: CH (C + H), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: RZ (R + Z)
Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: DH (D + H), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: RZ (R + Z)
Body Size: 40, Thread: N (NPT), Port Size: 02 (1/4), Option: CH (C + H), Semi-Standard 1: 18 (1 + 8), Semi-Standard 2: RZ (R + Z)
Body Size: 40, Thread: N (NPT), Port Size: 06 (3/4), Option: DH (D + H), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: RZ (R + Z)
Body Size: 40, Thread: N (NPT), Port Size: 03 (3/8), Option: DH (D + H), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: RZ (R + Z)
Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: GH (G + H), Semi-Standard 1: C (Bowl Guard), Semi-Standard 2: RZ (R + Z)
Body Size: 30, Thread: NPT, Port Size: 3/8, Option: C + H, Semi-Standard 1: Non-Relieving Exhaust Mechanism, Semi-Standard 2: R + Z, Made to Order: -
Body Size: 30, Thread: NPT, Port Size: 1/4, Option: C + H + M, Semi-Standard 1: 1 + 8 + N, Semi-Standard 2: R + Z, Made to Order: -
Body Size: 10, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: M5, Option: G + H, Semi-Standard: 1 + N + Z
Body Size: 10, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: M5, Option: G + H, Semi-Standard: 1 + Y + Z
Size: 1/4, Reverse Flow: Regulator w/Backflow Mechanism, Thread: NPT, Port Size: 1/4, Accessory: E+H, Option 1: 0.02~0.2MPa Setting, Option 2: Y+Z
Size: 1/8, Reverse Flow: Regulator, Standard, Thread: NPT, Port Size: 1/4, Accessory: E+H, Option 1: 0.02~0.2MPa Setting+Non-relieving, Option 2: R+Z
Size: 1/8, Reverse Flow: Regulator w/Backflow Mechanism, Thread: NPT, Port Size: 1/8, Accessory: E+H, Option 1: 0.02~0.2MPa Setting, Option 2: Y+Z
Size: 1/8, Reverse Flow: Regulator w/Backflow Mechanism, Thread: NPT, Port Size: 1/4, Accessory: E+H, Option 1: 0.02~0.2MPa Setting, Option 2: Y+Z
Size: 3/8, Reverse Flow: Regulator w/Backflow Mechanism, Thread: NPT, Port Size: 1/4, Accessory: E+H, Option 1: 0.02~0.2MPa Setting, Option 2: R+Z
Size: 1/8, Reverse Flow: Regulator w/Backflow Mechanism, Thread: NPT, Port Size: 1/4, Accessory: E+H, Option 1: 0.02~0.2MPa Setting, Option 2: R+Z
Size: 1/2, Reverse Flow: Regulator w/Backflow Mechanism, Thread: NPT, Port Size: 1/2, Accessory: E2+H, Option 1: 0.02~0.2MPa Setting, Option 2: R+Z
Model: 31, Orifice: 2 (2.2mm), Style: 4 (COM, Single Unit), Option: S (C37/Cu, Seal: Poppet-FFKM, Fixed-PTFE, Class H, Steam), Suffix: Z (Oil-free), Port Size: 01 (1/8), Thread: N (NPT), Voltage: 3 (110VAC 50/60HZ), Electrical Entry: G (Grommet), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil)