Body Size: 30, Thread: N (NPT), Port Size: 02 (1/4), Option: DG (D + G), Attachment: V (3-Port Valve for Residual Pressure Release), Semi-Standard 1: 12 (1 + 2), Semi-Standard 2: RZ (R + Z)

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: DG (D + G), Attachment: V (3-Port Valve for Residual Pressure Release), Semi-Standard 1: 6 (Nylon Bowl), Semi-Standard 2: RZ (R + Z)

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: CG (C + G), Attachment: V (3-Port Valve for Residual Pressure Release), Semi-Standard 1: 6C (6 + C), 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: 30A, Thread: N (NPT), Port Size: 03 (3/8), Option: CG (C + G), Attachment: V (3-Port Valve for Residual Pressure Release), Semi-Standard 1: 12 (1 + 2), Semi-Standard 2: RZ (R + Z)

Float Type Auto Drain), Attachment: Standard, Semi-Standard 1: 3 (Lubricator w/Drain Cock, Exhaust Port), Semi-Standard 2: RZ (R + Z)

Float Type Auto Drain), Attachment: Standard, Semi-Standard 1: 3 (Lubricator w/Drain Cock, Exhaust Port), Semi-Standard 2: RZ (R + Z)

Float Type Auto Drain), Attachment: Standard, Semi-Standard 1: 3 (Lubricator w/Drain Cock, Exhaust Port), Semi-Standard 2: RZ (R + Z)

Size: 40 (1/2), Thread: N (NPT), Port Size: 04 (1/2), Accessory: None, Option 1: 11 (1000cm³ Tank w/Switch Lower Limit OFF), Option 2: RZ (Flow Direction: Right->Left+Name Plate, Caution on Bowl)

Size: 40 (1/2), Thread: N (NPT), Port Size: 04 (1/2), Accessory: None, Option 1: 10 (1000cm³ Tank w/Switch Lower Limit ON), Option 2: RZ (Flow Direction: Right->Left+Name Plate, Caution on Bowl)

Size: 30 (3/8), Thread: N (NPT), Port Size: 02 (1/4), Accessory: None, Option 1: 10 (1000cm³ Tank w/Switch Lower Limit ON), Option 2: RZ (Flow Direction: Right->Left+Name Plate, Caution on Bowl)

Size: 40 (1/2), Thread: N (NPT), Port Size: 02 (1/4), Accessory: None, Option 1: 10 (1000cm³ Tank w/Switch Lower Limit ON), Option 2: RZ (Flow Direction: Right->Left+Name Plate, Caution on Bowl)

Size: 30 (3/8), Thread: N (NPT), Port Size: 03 (3/8), Accessory: None, Option 1: 10 (1000cm³ Tank w/Switch Lower Limit ON), Option 2: RZ (Flow Direction: Right->Left+Name Plate, Caution on Bowl)

Size: 40 (1/2), Thread: N (NPT), Port Size: 03 (3/8), Accessory: None, Option 1: 10 (1000cm³ Tank w/Switch Lower Limit ON), Option 2: RZ (Flow Direction: Right->Left+Name Plate, Caution on Bowl)

Size: 50 (3/4), Thread: N (NPT), Port Size: 06 (3/4), Accessory: None, Option 1: 10 (1000cm³ Tank w/Switch Lower Limit ON), Option 2: RZ (Flow Direction: Right->Left+Name Plate, Caution on Bowl)

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.

This combination Filter/ Regulator minimizes space and piping by integrating the 2 units into one. Standard features include a relieving regulator, which can be quickly locked by pushing down on the adjustment knob. There are many options, which include gauges, auto-drain, metal bowl and covers, different set pressures, etc. The AW is part of the family of modular air preparation units and

Magnet: D (Built-in), Mounting: RZ (Boss-cut/Rod Flange), Bore: 32mm, Port Thread: Rc, Stroke: 200mm, Cushion: Rubber Bumper, Rod End Thread: Rod End Thread, Auto Switch: M9N--Solid State, Gen. Purpose, 3 Wire NPN, Horizontal

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: 30, Thread: N (NPT), Port: 03 (3/8), Option: E [Square embedded type pressure gauge (with limit indicator)], Attachment: Standard, Semi-Standard 1: 8 (Metal Bowl w/Level Gauge), Semi-Standard 2: RZ (R + Z)