Body Size: 40, Thread: N (NPT), Port Size: 06 (3/4), Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: YZ (Y + Z)

Body Size: 10, Thread: Rc: Size 20, 25, 30, 40; M5: Size 10, Port Size: M5, Option: B (Assembly of a Bracket and Set Nuts), Semi-Standard 1: Standard, Semi-Standard 2: Standard, Made to Order: X406 (0.4 MPa Setting)

Size: 30 (3/8), Reverse Flow Function: K (Regulator w/Backflow Mechanism), Thread: N (NPT), Port Size: 03 (3/8), Accessory 1: B (Bracket), Pressure Gauge Angle: G1 (0°), Accessory 2: None, Option: YZ (Combination of Y + Z), B: B

Body Size: 10, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: M5, Option: BG (B + G), Semi-Standard: YZ (Y + Z)

This is a legacy product, and replaced byAR40-N04B-YZ-B, REGULATOR, MODULAR, AIRLINE EQUIPMENT, AR MASS PRO, FC, AR MASS PRO 1/2 MODULAR (PT), 1.76093 lb

This is a legacy product, and replaced byAR20-N02BE-YZ-B, REGULATOR, MODULAR, AIRLINE EQUIPMENT, AR MASS PRO, DC, AR MASS PRO 1/4 MODULAR (PT), .56034 lb

Size: 40 (1/2), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 04 (1/2), Accessory 1: None, Pressure Gauge Angle: G2 (90°), Accessory 2: None, Option: YZ (Combination of Y + Z), B: B

Size: 40 (1/2), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 04 (1/2), Accessory 1: None, Pressure Gauge Angle: G1 (0°), Accessory 2: None, Option: YZ (Combination of Y + Z), B: B

Size: 30 (3/8), Reverse Flow Function: K (Regulator w/Backflow Mechanism), Thread: N (NPT), Port Size: 02 (1/4), Accessory 1: None, Pressure Gauge Angle: G1 (0°), Accessory 2: None, Option: YZ (Combination of Y + Z), B: B

Size: 20 (1/8), Reverse Flow Function: K (Regulator w/Backflow Mechanism), Thread: N (NPT), Port Size: 01 (1/8), Accessory 1: None, Pressure Gauge Angle: G1 (0°), Accessory 2: None, Option: YZ (Combination of Y + Z), B: B

Size: 30 (3/8), Reverse Flow Function: K (Regulator w/Backflow Mechanism), Thread: N (NPT), Port Size: 03 (3/8), Accessory 1: None, Pressure Gauge Angle: G1 (0°), Accessory 2: None, Option: YZ (Combination of Y + Z), B: B

Series: 2 (VQZ200), Composite Symbol: 1 (Metal Seal N.C.), Function: B (High Speed Response, 0.9W), Coil Voltage: 5 (24VDC), Lead Wire: YZ (DIN Terminal w/Light & Surge Suppressor), Manual Override: B (Locking Slotted Style), IP65 Compliant: None, 1: 1

Size: 30 (3/8), Reverse Flow Function: K (Regulator w/Backflow Mechanism), Thread: N (NPT), Port Size: 02 (1/4), Accessory 1: None, Pressure Gauge Angle: G1 (0°), Accessory 2: H (Set Nut), Option: YZ (Combination of Y + Z), B: B

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: BG (B + G), Semi-Standard 1: Standard, Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F), Made to Order: X406 (0.4 MPa Setting)

Body Size: 30, Thread: N (NPT), Port Size: 02 (1/4), Option: BCG (B + C + G), Semi-Standard 1: Standard, Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F), Made to Order: X406 (0.4 MPa Setting)

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: BCG (B + C + G), Semi-Standard 1: Standard, Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F), Made to Order: X406 (0.4 MPa Setting)

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: BC (B + C), Semi-Standard 1: Standard, Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F), Made to Order: X406 (0.4 MPa Setting)

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: BC (B + C), Semi-Standard 1: Standard, Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F), Made to Order: X406 (0.4 MPa Setting)

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: BG (B + G), Semi-Standard 1: Standard, Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F), Made to Order: X406 (0.4 MPa Setting)

Body Size: 10, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: M5, Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: YZ (Y + Z)