Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: w/o Mounting Option, w/o Pressure Gauge, Semi-Standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi, °F)
Body Size: 30, Thread: N (NPT), Port Size: 02 (1/4), Option: w/o Mounting Option, w/o Pressure Gauge, Semi-Standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi, °F)
Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi, °F)
Body Size: 30, Thread: N (NPT), Port Size: 02 (1/4), Option: H (Set Nut for Panel Fitting), Semi-Standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi, °F)
Body Size: 40, Thread: N (NPT), Port Size: 02 (1/4), Option: H (Set Nut for Panel Fitting), Semi-Standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi, °F)
Body Size: 40, Thread: N (NPT), Port Size: 02 (1/4), Option: w/o Mounting Option, w/o Pressure Gauge, Semi-Standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi, °F)
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: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: GH (G + H), Semi-Standard: 1YZ (1 + Y + Z)
Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: BG (B + G), Semi-Standard: 1RYZ (1 + R + Y + Z)
Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: BG (B + G), Semi-Standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi, °F)
Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: BG (B + G), Semi-Standard: RYZ (R + Y + Z)
Body Size: 40, Thread: N (NPT), Port Size: 02 (1/4), 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: Z (Name Plate & Pressure Gauge in Imperial Units: psi, °F)
Body Size: 25, Thread: N (NPT), Port Size: 02 (1/4), Option: GH (G + H), Semi-Standard: 1Z (1 + Z)
Body Size: 25, Thread: N (NPT), Port Size: 02 (1/4), 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: 1RYZ (1 + R + Y + Z)
Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), 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 Size: 02 (1/4), Option: GH (G + H), Semi-Standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi, °F)
Model: 31, Orifice: 3 (3mm), Style: 4 (COM, Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: 5 (24VDC), Electrical Entry: T (with Conduit Terminal), Surge Suppressor: Z (w/Light and Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil), Bracket: B (Bracket)
Model: 31, Orifice: 3 (3mm), Style: 4 (COM, Single Unit), Option: H (Stainless Steel, Seals: FKM, Class B), Suffix: Z (Oil-free), Port Size: 02 (1/4), Thread: N (NPT), Voltage: 5 (24VDC), Electrical Entry: G (Grommet), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil), Bracket: B (Bracket)
Model: 31, Orifice: 3 (3mm), Style: 4 (COM, Single Unit), Option: V (C37, Seals: FKM, Class B, Oil-free), Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: 5 (24VDC), Electrical Entry: D (DIN Terminal), Surge Suppressor: Z (w/Light and Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil)
Model: 31, Orifice: 1 (1.5mm), Style: 4 (COM, Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: 5 (24VDC), Electrical Entry: D (DIN Terminal), Surge Suppressor: Z (w/Light and Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil)