Size: 4 (400), Piping and Mounting: 2 (Bottom Ported Body Mount), No.of Positions: 0 (3 Position Closed Center), Thread: F [G(PF)], Port Size: 04 (1/2), Rod Handle: L (Long Handle)

Size: 4 (400), Piping and Mounting: 1 (Side Ported Panel Mount), No.of Positions: 1 (3 Position Exhaust Center), Thread: F [G(PF)], Port Size: 04 (1/2), Rod Handle: L (Long Handle)

Pilot: Internal Pilot, Voltage: 3 (110VAC 50/60HZ), Lead Wire: G (Grommet Lead Wire 0.3m), Surge Suppressor: S (Surge Suppressor), Port Size: 04 (1/2), Thread: T (NPTF), Passage: B (Normally Open)

Pilot: Internal Pilot, Voltage: 3 (110VAC 50/60HZ), Lead Wire: D (DIN Connector), Surge Suppressor: None, Port Size: 04 (1/2), Thread: N (NPT), Passage: A (Normally Closed), Option: E (Continuous Duty)

Pilot: Internal Pilot, Voltage: 3 (110VAC 50/60HZ), Lead Wire: G (Grommet Lead Wire 0.3m), Surge Suppressor: S (Surge Suppressor), Port Size: 04 (1/2), Thread: N (NPT), Passage: A (Normally Closed)

Pilot: Internal Pilot, Voltage: 3 (110VAC 50/60HZ), Lead Wire: D (DIN Connector), Surge Suppressor: None, Port Size: 04 (1/2), Thread: N (NPT), Passage: B (Normally Open), Option: E (Continuous Duty)

Pilot: R (External Pilot), Voltage: 3 (110VAC 50/60HZ), Lead Wire: D (DIN Connector), Surge Suppressor: Z (Light & Surge Suppressor), Port Size: 04 (1/2), Thread: N (NPT), Passage: A (Normally Closed)

Pilot: Internal Pilot, Voltage: 3 (110VAC 50/60HZ), Lead Wire: D (DIN Connector), Surge Suppressor: None, Port Size: 04 (1/2), Thread: T (NPTF), Passage: B (Normally Open), Option: E (Continuous Duty)

Pilot: Internal Pilot, Voltage: 3 (110VAC 50/60HZ), Lead Wire: G (Grommet Lead Wire 0.3m), Surge Suppressor: S (Surge Suppressor), Port Size: 04 (1/2), Thread: F (G), Passage: A (Normally Closed)

Pilot: Internal Pilot, Voltage: 3 (110VAC 50/60HZ), Lead Wire: G (Grommet Lead Wire 0.3m), Surge Suppressor: S (Surge Suppressor), Port Size: 04 (1/2), Thread: T (NPTF), Passage: A (Normally Closed)

.: 11 (3/8"), Port Size/Applicable Tubing O.D.: 04 (1/2), Thread Material/Surface Treatment: N (Brass + Electroless Nickel Plated), Sealant: S (Sealant)

.: 11 (3/8"), Port Size/Applicable Tubing O.D.: 04 (1/2), Thread Material/Surface Treatment: N (Brass + Electroless Nickel Plated), Sealant: S (Sealant)

.: 11 (3/8"), Port Size/Applicable Tubing O.D.: 04 (1/2), Thread Material/Surface Treatment: N (Brass + Electroless Nickel Plated), Sealant: S (Sealant)

Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: D (N.O. Float Type Auto Drain), Attachment: Standard, Semi-Standard 1: 23 (2 + 3), Semi-Standard 2: RZ (R + Z)

Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: Standard, Attachment: V (3-Port Valve for Residual Pressure Release), Semi-Standard 1: Standard, Semi-Standard 2: RZ (R + Z)

Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: D (N.O. Float Type Auto Drain), Attachment: Standard, Semi-Standard 1: 23 (2 + 3), Semi-Standard 2: NZ (N + Z)

Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: Standard, Attachment: Standard, Semi-Standard 1: 3 (Lubricator w/Drain Cock, Exhaust Port), Semi-Standard 2: RWZ (R + W + Z)

Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: Standard, Attachment: V (3-Port Valve for Residual Pressure Release), Semi-Standard 1: Standard, Semi-Standard 2: NZ (N + Z)

Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: DG (D + G), Attachment: S (Pressure Switch), Semi-Standard 1: 23 (2 + 3), Semi-Standard 2: NRZ (N + R + Z)

Body Size: 40A, Thread: N (NPT), Port Size: 04 (1/2), Option: D (N.O. Float Type Auto Drain), Attachment: Standard, Semi-Standard 1: 23 (2 + 3), Semi-Standard 2: RZ (R + Z)