Body Size: 5, Thread: N (NPT), Port Size: 10 (1), Handle/Bonnet Material: B (Aluminum), Options: S (Built-in Silencer, EXH Port), Semi-Standard: RZ (Flow Direction: Right to Left + psi as Unit Displayed on Label)

Body Size: 50, Thread: N (NPT), Port: 06 (3/4), Option: D [Float Type Auto Drain (N.O.)], Attachment: STV (S + T + V), Semi-Standard 1: 3 (Lubricator w/Drain Cock), Semi-Standard 2: RZ (R + Z)

Float Type Auto Drain), Attachment: KSV (K + S + V), Semi-Standard 1: 16C (1 + 6 + C), Semi-Standard 2: RZ (R + Z)

Body Size: 25, Thread: N (NPT), Port Size: 02 (1/4), Option: G (Round Type Pressure Gauge w/Limit Indicator), Attachment: SV (S + V), Semi-Standard 1: 18J (1 + 8 + J), Semi-Standard 2: RZ (R + Z)

Body Size: 50, Thread: N (NPT), Port Size: 06 (3/4), Handle/Bonnet Material: B (Aluminum), Options: S (Built-in Silencer, EXH Port), Semi-Standard: RZ (Flow Direction: Right to Left + psi as Unit Displayed on Label)

Body Size: 40, Thread: N (NPT), Port Size: 06 (3/4), Handle/Bonnet Material: B (Aluminum), Options: S (Built-in Silencer, EXH Port), Semi-Standard: RZ (Flow Direction: Right to Left + psi as Unit Displayed on Label)

Body Size: 40, Thread: N (NPT), Port Size: 02 (1/4), Handle/Bonnet Material: B (Aluminum), Options: S (Built-in Silencer, EXH Port), Semi-Standard: RZ (Flow Direction: Right to Left + psi as Unit Displayed on Label)

Body Size: 40, Thread: N (NPT), Port Size: 03 (3/8), Handle/Bonnet Material: B (Aluminum), Options: S (Built-in Silencer, EXH Port), Semi-Standard: RZ (Flow Direction: Right to Left + psi as Unit Displayed on Label)

Body Size: 4, Thread: N (NPT), Port Size: 04 (1/2), Handle/Bonnet Material: B (Aluminum), Options: S (Built-in Silencer, EXH Port), Semi-Standard: RZ (Flow Direction: Right to Left + psi as Unit Displayed on Label)

Body Size: 3, Thread: N (NPT), Port Size: 03 (3/8), Handle/Bonnet Material: B (Aluminum), Options: S (Built-in Silencer, EXH Port), Semi-Standard: RZ (Flow Direction: Right to Left + psi as Unit Displayed on Label)

Body Size: 4, Thread: N (NPT), Port Size: 06 (3/4), Handle/Bonnet Material: B (Aluminum), Options: S (Built-in Silencer, EXH Port), Semi-Standard: RZ (Flow Direction: Right to Left + psi as Unit Displayed on Label)

Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Handle/Bonnet Material: B (Aluminum), Options: S (Built-in Silencer, EXH Port), Semi-Standard: RZ (Flow Direction: Right to Left + psi as Unit Displayed on Label)

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Handle/Bonnet Material: B (Aluminum), Options: S (Built-in Silencer, EXH Port), Semi-Standard: RZ (Flow Direction: Right to Left + psi as Unit Displayed on Label)

Body Size: 30, Thread: N (NPT), Port Size: 02 (1/4), Handle/Bonnet Material: B (Aluminum), Options: S (Built-in Silencer, EXH Port), Semi-Standard: RZ (Flow Direction: Right to Left + psi as Unit Displayed on Label)

Body Size: 30, Thread: N (NPT), Port: 02 (1/4), Option: E3 (Output: PNP output / Electrical entry: Wiring bottom entry), Attachment: STV (S + T + V), Semi-Standard 1: 3J (3 + J), Semi-Standard 2: RZ (R + Z)

Float Type Auto Drain), Attachment: SV (S + V), Semi-Standard 1: 8 ( Metal Bowl w/Level Gauge), Semi-Standard 2: RZ (R + Z)

Float Type Auto Drain), Attachment: SV (S + V), Semi-Standard 1: 8 (Metal Bowl with Level Gauge), Semi-Standard 2: RZ (R + Z)

Body Size: 50, Thread: N (NPT), Port Size: 10 (1), Handle/Bonnet Material: A (Flame Resistant PBT), Options: S (Built-in Silencer, EXH Port), Semi-Standard: RZ (Flow Direction: Right to Left + psi as Unit Displayed on Label)

Body Size: 25, Thread: N (NPT), Port: 02 (1/4), Option: E4 (Output: PNP output / Electrical entry: Wiring top entry), Attachment: S (Pressure Switch), Semi-Standard 1: 3 (Lubricator w/Drain Cock), Semi-Standard 2: RZ (R + Z)

Cost effective and clean looking, series AR regulators offer various pressure range settings to accommodate most applications. The locking adjustment knob prevents accidental setting changes. The modular design of the AR series connects with other SMC air preparation equipment.Modular type regulator, Optional embedded pressure gauge , Available with built-in backflow mechanism , Knob is