Special Applications: Clean Series, Body Size: 20, Reverse Flow: No, Thread: NPT, Port Size: 02 [1/4 (Size 20, 25, 30, 40)], Accessory, Not Attached: B [Bracket (Size 20 to 60)], Option: N+Z

Special Applications: 10-AR (Clean Series), Body Size: 20, Reverse Flow: No, Thread: N (NPT), Port Size: 02 [1/4 (Size 20, 25, 30, 40)], Accessory, Not Attached: B [Bracket (Size 20 to 60)], Option: NZ (N+Z)

Note) The set nuts of the AR-A series and those of the AR-B/AR-D series differ in size as well as part number.
The AR-A series catalog can be found here.
The AR-B series catalog can be found here.

SMC Regulator (With Backflow Function) AR20(K)-B To AR60(K)-B Series.Features· Specifications with a backflow function feature an inbuilt mechanism for quickly exhausting the air-pressure at the outlet side.

When assembling high-pressure special order products, AF20 to 60-*-A-X425 and AR20 to 60-*-B-X425, prepare a nipple for installation.

Size: 1/8, Port Size: 1/4, Size 20, Accessories: Mounting Bracket, Handle Orientation: Handle Down

Size: 20 (1/8), Port Size: 02 (1/4, Size 20), Accessories: B (Mounting Bracket), Handle Orientation: Handle Down

Body Size: 20, Backflow: w/o Backflow Function, Thread: NPT, Port Size: 1/4, Options: w/Bracket, 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: N (NPT), Port Size: 02 (1/4), Options: B (w/Bracket), Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale), Made to Order: X406 (0.4 MPa Setting)

Size: 1/8, Reverse Flow: Regulator, Standard, Thread: NPT, Port Size: 1/4, Accessory: Bracket, Option 1: None, Option 2: Name Plate & Pressure Gauge in Imperial Units, PSI, °F

Special Applications: Clean Series, Body Size: 20, Reverse Flow: No, Thread: NPT, Port Size: 02 [1/4 (Size 20, 25, 30, 40)], Accessory, Not Attached: B [Bracket (Size 20 to 60)], Option: R+Z

Special Applications: Clean Series, Body Size: 20, Reverse Flow: No, Thread: NPT, Port Size: 02 [1/4 (Size 20, 25, 30, 40)], Accessory, Not Attached: B [Bracket (Size 20 to 60)], Option: N+Z

This is a legacy product, and replaced by10-AF30-N02B-JZ-A, FILTER, MODULAR, CLEAN ROOM, AIRLINE EQUIPMENT, AF MASS PRO, D5, AF MASS PRO 1/4" CLEAN-ROOM, .70950 lb, ModelPort sizeFluidAmbient and fluid temperatureProof pressureMaximum operating pressureNominal filtration ratingDrain capacity (cm3)Bowl materialBowl guardMass (kg)AF301/4, 3/8Air?

This is a legacy product, and replaced byAL20-N02B-3CZ-A, LUBRICATOR, AIRLINE EQUIPMENT, AL MASS PRO, DC, AL MASS PRO 1/4 MODULAR (NPT), .48501 lb

This is a legacy product, and replaced byVHS20-N02B-RZ, VALVE, 3 PORT LOCK OUT, VALVE, VHS HAND VALVE, EA, VHS BODY PT 1/4NPT (F), 0.55115 lb

This is a legacy product, and replaced byAF20-N02B-2Z-A-X425, FILTER, MODULAR, AIRLINE EQUIPMENT, AF MASS PRO, DC, AF MASS PRO 1/4 MODULAR (NPT), .66138 lb, ModelPort sizeFluidAmbient and fluid temperatureProof pressureMaximum operating pressureNominal filtration ratingDrain capacity (cm3)Bowl materialBowl guardMass (kg)AF201/8, 1/4Air?

This is a legacy product, and replaced byALF400-N02B, AUTO-FEED LUBE 1/4 NPT, AIRLINE EQUIPMENT, ALF AUTO FEED LUBRICATOR, DD, ALF 1/4INCH STANDARD (NPT), 1.87000 lb, ModelPort sizeFluidProof pressureMax. operating pressureOperating pressure differential range(1) (Difference between tank pressure and line pressure)Vibration resistance(Pressure differential 0.3 MPa)Min. operating

Body Size: 20, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 02 (1/4), Options: B (w/Bracket), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: R (Right to Left), Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 20, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 02 (1/4), Options: B (w/Bracket), Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: N (Non-relieving Type), Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 20, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 02 (1/4), Options: B (w/Bracket), Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: N (Non-relieving Type), Flow Direction: R (Right to Left), Knob: Y (Upward), Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)