Size: 40, Backflow Function: None, Thread: N (NPT), Port Size: 04 (1/2), Accessory: BG (B+G), Specifications: RY (R+Y), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Size: 30, Backflow Function: None, Thread: N (NPT), Port Size: 02 (1/4), Accessory: BG (B+G), Specifications: RY (R+Y), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Size: 30, Backflow Function: None, Thread: N (NPT), Port Size: 02 (1/4), Accessory: B (Bracket), Specifications: RY (R+Y), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

This is a legacy product, and replaced byAR20-F02E-RY-B, REGULATOR, MODULAR, AIRLINE EQUIPMENT, AR MASS PRO, DA, AR MASS PRO 1/4 MODULAR (PT), .51440 lb, Regulator Series ARPages 346 through to 355ModelPort sizeOptionsRegulator Series ARPages 346 through to 355AR201/8, 1/4BracketSquare embedded type pressure gauge (except the AR10)Round type pressure gauge Digital pressure switch(

This is a legacy product, and replaced byAR20-01BE-RY-B, REGULATOR, MODULAR, AIRLINE EQUIPMENT, AR MASS PRO, CA, AR MASS PRO 1/8 MODULAR (PT), .53717 lb, Regulator Series ARPages 346 through to 355ModelPort sizeOptionsRegulator Series ARPages 346 through to 355AR201/8, 1/4BracketSquare embedded type pressure gauge (except the AR10)Round type pressure gauge Digital pressure switch(

Size: 20, Backflow Function: None, Thread: F (G), Port Size: 01 (1/8), Accessory: B (Bracket), Specifications: RY (R+Y)

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: RY (R + Y)

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: RY (R + Y)

Body Size: 20, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 01 (1/8), Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: RY (R + Y)

Body Size: 20, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 02 (1/4), Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: RY (R + Y)

Body Size: 25, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 02 (1/4), Option: BG (B + G), Semi-Standard: RY (R + Y)

Body Size: 25, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 02 (1/4), Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: RY (R + Y)

Body Size: 30, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 02 (1/4), Option: BG (B + G), Semi-Standard: RY (R + Y)

Body Size: 30, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 02 (1/4), Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: RY (R + Y)

Body Size: 40, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 03 (3/8), Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: RY (R + Y)

Body Size: 40, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 04 (1/2), Option: BG (B + G), Semi-Standard: RY (R + Y)

Body Size: 40, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 04 (1/2), Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: RY (R + Y)

Body Size: 40, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 04 (1/2), Option: BM (B + M), Semi-Standard: RY (R + Y)

Special Applications: 10- (Clean Room Compliant), Size: 30, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Accessory: BE1 (B+E1), Specifications: RY (R+Y), Pressure Unit: ZA (Digital Pressure Switch: w/Unit Coversion Function)

Actuation Type: 1 (2 Position Single), Sealant: 0 (Metal Seal), Function: RY (External Pilot, Low Wattage 0.5W), Voltage: 5 (24VDC), Lead Wire: H (Grommet Lead Wire 1.5m), Light & Surge Suppressor: Yes, Manual Override: B (Locking Slotted Style), Protection: Dust Proof, 1: 1