Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: H (Set Nut for Panel Fitting), Semi-Standard: 1NZ (1 + N + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: H (Set Nut for Panel Fitting), Semi-Standard: 1NRYZ (1 + N + R + Y + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: HM (H + M), Semi-Standard: 1NRYZ (1 + N + R + Y + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: M (Round Pressure Gauge w/ Color Zone), Semi-Standard: 1NRYZ (1 + N + R + Y + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), 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: 1NRYZ (1 + N + R + Y + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: M (Round Pressure Gauge w/ Color Zone), Semi-Standard: 1NZ (1 + N + Z)

Size: No.1, Orifice: 2 (2.2mm), Option: N (Fluid: Consult SMC, Seal: FKM, Body: Stainless Steel), Port Size: 01 [1/8 (6A)], Thread: N (NPT), Bracket: B (Bracket)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: Standard, Attachment: Standard, Semi-Standard 1: Standard, Semi-Standard 2: NZ (N + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: Standard, Attachment: T (T-Interface), Semi-Standard 1: Standard, Semi-Standard 2: NZ (N + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: Standard, Attachment: Standard, Semi-Standard 1: 6C (6 + C), Semi-Standard 2: NRZ (N + R + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: G (for Sizes 20, 25, 30, 40 Round Type Pressure Gauge w/Limit Indicator; for Size10: Round Type Pressure Gauge w/o Limit Indicator), Attachment: Standard, Semi-Standard 1: 6C (6 + C), Semi-Standard 2: NRZ (N + R + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: Standard, Attachment: Standard, Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: NRZ (N + R + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: G (for Sizes 20, 25, 30, 40 Round Type Pressure Gauge w/Limit Indicator; for Size10: Round Type Pressure Gauge w/o Limit Indicator), Attachment: Standard, Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: NRZ (N + R + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: Standard, Attachment: Standard, Semi-Standard 1: Standard, Semi-Standard 2: NRZ (N + R + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: CG (C + G), Attachment: Standard, Semi-Standard 1: Standard, Semi-Standard 2: NRZ (N + R + Z)

Body Size: 20A, Thread: N (NPT), Port Size: 01 (1/8), Option: Standard, Attachment: Standard, Semi-Standard 1: Standard, Semi-Standard 2: NZ (N + Z)

Model: 31, Orifice: 1 (1.5mm), Style: 2 (N.O., Single Unit), Option: N (SS/Ag, Seals: FKM, Class H), Suffix: Standard, Port Size: 01 (1/8), Thread: N (NPT), Voltage: 3 (110VAC 50/60HZ), Electrical Entry: C (Conduit), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil)

Special Applications: 10-AR (Clean Series), Body Size: 20, Reverse Flow: No, Thread: N (NPT), Port Size: 01 [1/8 (Size 20)], Accessory, Not Attached: None, Option: 1NYZ (1+N+Y+Z)

Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 01 (1/8), Options: BG (B+G), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: N (Non-relieving Type), Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 01 (1/8), Options: G (Round Type Pressure Gauge, w/Limit Indicator), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: N (Non-relieving Type), Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)