Body Size: 20, Back Flow: K (w/Backflow), Thread: N (NPT), Port Size: 02 (1/4), Options: EH (E+H), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: C (w/Bowl Guard), Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi

Body Size: 20, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Options: EH (E+H), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: C (w/Bowl Guard), Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi

Body Size: 20, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Options: EH (E+H), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: C (w/Bowl Guard), Drain Port: w/Drain Cock, Exhaust Mechanism: N (Non-relieving), Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge:

Body Size: 20, Back Flow: w/o Backflow, Thread: NPT, Port Size: 1/4, Options: E+H, Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi (and MPa)], Made to Order

Body Size: 20, Back Flow: w/Backflow, Thread: NPT, Port Size: 1/4, Options: E+H, Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: w/Bowl Guard, Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi (and MPa)], Made to

Body Size: 20, Back Flow: w/o Backflow, Thread: NPT, Port Size: 1/4, Options: E+H, Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: w/Bowl Guard, Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi (and MPa)], Made

Body Size: 20, Back Flow: w/o Backflow, Thread: NPT, Port Size: 1/4, Options: E+H, Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: w/Bowl Guard, Drain Port: w/Drain Cock, Exhaust Mechanism: Non-relieving, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi (and MPa)], Made to

Body Size: 20, Backflow: w/Backflow Function, Thread: NPT, Port Size: 1/4, Options: E+H, Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale, Made to Order: 0.4 MPa Setting

Body Size: 20, Backflow: w/o Backflow Function, Thread: NPT, Port Size: 1/4, Options: E+H, Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: Right to Left, Knob: Downward, Pressure Units: Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale, Made to Order: 0.4 MPa Setting

Body Size: 30, Backflow: w/o Backflow Function, Thread: NPT, Port Size: 1/4, Options: E+H, Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale, Made to Order: 0.4 MPa Setting

Body Size: 30, Backflow: w/o Backflow Function, Thread: NPT, Port Size: 1/4, Options: E+H, Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Upward, Pressure Units: Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale, Made to Order: 0.4 MPa Setting

This is a legacy product, and replaced byAR20-N02-1Z-B-X2005, REGULATOR, MODULAR, AIRLINE EQUIPMENT, AR MASS PRO, DC, AR MASS PRO 1/4 MODULAR (PT), .44092 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 byAR40-N06E-1Z-B, REGULATOR, MODULAR, AIRLINE EQUIPMENT, AR MASS PRO, GC, AR MASS PRO 3/4 MODULAR (PT), 1.10231 lb, Regulator Series ARPages 346 through to 355ModelPort sizeOptionsRegulator Series ARPages 346 through to 355AR401/4, 3/8, 1/2BracketSquare embedded type pressure gauge (except the AR10)Round type pressure gauge Digital pressure switch

This is a legacy product, and replaced byAR20K-N02E-1Z-B, REGULATOR, MODULAR, AIRLINE EQUIPMENT, AR MASS PRO, DC, AR MASS PRO 1/4 MODULAR (PT), .44092 lb, Regulator Series ARPages 346 through to 355ModelPort sizeOptionsRegulator with Backflow Function Series AR KPages 346 through to 355AR20K1/8, 1/4BracketSquare embedded type pressure gauge (except the AR10)Round type pressure gauge

Special Applications: 10- (Clean Room Compliant), Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 01 (1/8), Accessory: None, Specifications: 0.005 to 0.4MPa Setting, Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 10- (Clean Room Compliant), Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 01 (1/8), Accessory: BG (B+G), Specifications: 0.005 to 0.4MPa Setting, Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 10- (Clean Room Compliant), Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 01 (1/8), Accessory: BG (B+G), Specifications: 1Y (1+Y), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 10- (Clean Room Compliant), Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 02 (1/4), Accessory: None, Specifications: 0.005 to 0.4MPa Setting, Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 10- (Clean Room Compliant), Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 02 (1/4), Accessory: B (Bracket), Specifications: 0.005 to 0.4MPa Setting, Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 10- (Clean Room Compliant), Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 02 (1/4), Accessory: BG (B+G), Specifications: 3Y (3+Y), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)