Size: 1/2, Reverse Flow: Regulator, Standard, Thread: M Thread, Rc(PT), Port Size: 1/2, Accessory: Round Pressure Gauge, Option 1: None, Option 2: Flow Direction: Right->Left

Size: 1/2, Reverse Flow: Regulator, Standard, Thread: M Thread, Rc(PT), Port Size: 1/2, Accessory: Round Pressure Gauge, Option 1: Non-relieving, Option 2: Flow Direction: Right->Left

Size: 1/2, Reverse Flow: Regulator, Standard, Thread: M Thread, Rc(PT), Port Size: 1/2, Accessory: Round Pressure Gauge, Option 1: 0.02~0.2MPa Setting, Option 2: Upward Handle

Size: 1/2, Reverse Flow: Regulator, Standard, Thread: Rc(PT), Port Size: 1/2, Accessory: Round Pressure Gauge, Option 1: None, Option 2: None, Made to Order: For High Pressure

Body Size: 40, Backflow: w/o Backflow Function, Thread: Rc, Port Size: 1/2, Options: Round Type Pressure Gauge, w/Limit Indicator, 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: MPa, Pressure Gauge in SI Units: MPa, Made to Order: -

Special Applications: Clean Series, Body Size: 40, Reverse Flow: No, Thread: Rc, Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: G [Round Pressure Gauge w/o Limit Indicator (Size 20 to 60)], Option: -

Body Size: 40, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 04 (1/2), 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: Standard

Regulator, Pressure Boosting Valve: Regulator, Regulator Type: Standard, Shape: Standard, Operating Environment: Standard, Compatible Fluid: Air, Exhaust Mechanism (Air Bleed): [Included] Relief, Reverse Flow Function (Relief): No, Supply Side Connection Type: Rc, Supply Side, Connection Diameter: 1/2, Flow Direction: [Right] From Left to Right, Control Side Connection Type: Rc, Control Side

This is a legacy product, and replaced by10-AR40-04-N-B, REGULATOR, MODULAR, CLEAN ROOM, AIRLINE EQUIPMENT, AR MASS PRO, F5, AR MASS PRO 1/2", 1.44301 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

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: No, Thread: N (NPT), Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: None, Option: Z (Nameplate/Caution Plate for Bowl in Imperial Units )

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: No, Thread: N (NPT), Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: BG [B+G (Size 20 to 60)], Option: 1Z (1+Z)

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: No, Thread: N (NPT), Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: BG [B+G (Size 20 to 60)], Option: Z (Nameplate/Caution Plate for Bowl in Imperial Units )

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: No, Thread: N (NPT), Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: G [Round Pressure Gauge w/o Limit Indicator (Size 20 to 60)], Option: 1Z (1+Z)

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: No, Thread: N (NPT), Port Size: 02 [1/4 (Size 20, 25, 30, 40)], Accessory, Not Attached: BG [B+G (Size 20 to 60)], Option: Z (Nameplate/Caution Plate for Bowl in Imperial Units )

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: No, Thread: Rc, Port Size: 03 [3/8 (Size 25, 30, 40)], Accessory, Not Attached: BG [B+G (Size 20 to 60)], Option: RY (R+Y)

Special Applications: Copper, Fluorine & Silicon-free+Low Particle Generation, Body Size: 40, Reverse Flow: No, Thread: NPT, Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: None, Option: Nameplate/Caution Plate for Bowl in Imperial Units

Special Applications: Copper, Fluorine & Silicon-free+Low Particle Generation, Body Size: 40, Reverse Flow: No, Thread: NPT, Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: BG [B+G (Size 20 to 60)], Option: 1+Z

Special Applications: Copper, Fluorine & Silicon-free+Low Particle Generation, Body Size: 40, Reverse Flow: No, Thread: NPT, Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: BG [B+G (Size 20 to 60)], Option: Nameplate/Caution Plate for Bowl in Imperial Units

Special Applications: Copper, Fluorine & Silicon-free+Low Particle Generation, Body Size: 40, Reverse Flow: No, Thread: NPT, Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: G [Round Pressure Gauge w/o Limit Indicator (Size 20 to 60)], Option: 1+Z

Size: 1/2, Reverse Flow: Regulator, Standard, Thread: Rc(PT), Port Size: 1/2, Accessory: Round Pressure Gauge, Option 1: None, Option 2: Flow Direction: Right->Left, Made to Order: For High Pressure