(e.g., the AW40-04DG-A bowl assembly part number is “AD48-A.”)
The AW-A series catalog can be found here.
The AW-B series catalog can be found here.

Body Size: 40, Back Flow: w/o Backflow, Thread: F (G), Port Size: 04 (1/2), Mounting Option: Without Mounting, Float Type Auto Drain Option: Without Auto Drain, Pressure Gauge/Switch Option: E (Square embedded type pressure gauge with limit indicator), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Bowl: Polycarbonate Bowl, Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving

This series is available in four body sizes with piping from M5 to 3/4 in Rc, NPT or G thread types.AW made to order for high pressure operation (-X425); Proof pressure: 3.0MPa; Maximum operating pressure: 2.0MPa; Set pressure range: 0.1 to 1.6MPa; Applicable models: AW20, AW30, AW40, AW40-06

-A, AW40-06-A

-A, AW40-06-A, Drain guide: -, Type: -, Case material: -, Case seal material: -, Valve assembly material: Brass/HNBR, Set nut: N/A, Drain guide: N/A, Barbed fitting: N/A, Case guard: N/A

-A, AW40-06-A and equivalent models, Drain guide: -, Type: Case seal, Case material: -, Case seal material: NBR, Valve assembly material: -, Set nut: N/A, Drain guide: N/A, Barbed fitting: N/A, Case guard: N/A

Body Size: 40, Back Flow: w/o Backflow, Thread: G, Port Size: 1/2, Options: NPN Output, Wiring Bottom Entry, 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: Digital Pressure Switch w/Unit Selection

Body Size: 40, Back Flow: w/o Backflow, Thread: F (G), Port Size: 04 (1/2), Mounting Option: Without Mounting, Float Type Auto Drain Option: Without Auto Drain, Pressure Gauge/Switch Option: E1 (Output: NPN output, Electrical entry: Wiring bottom entry), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving

Body Size: 40, Backflow: K (w/Backflow Function), Thread: F (G), Port Size: 04 (1/2), Options: E (Square Embedded Type Pressure Gauge, w/Limit Indicator), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Unit on Product Label: MPa, Pressure Gauge in SI Units: MPa

Body Size: 40, Backflow: w/o Backflow Function, Thread: F (G), Port Size: 04 (1/2), Options: E (Square Embedded Type Pressure Gauge, w/Limit Indicator), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Unit on Product Label: MPa, Pressure Gauge in SI Units: MPa

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: G, Supply Side, Connection Diameter: 1/2, Flow Direction: [Right] From Left to Right, Control Side Connection Type: G, Control Side

Regulator, Pressure Boosting Valve: -, Regulator Type: -, Shape: -, Operating Environment: -, Compatible Fluid: -, Exhaust Mechanism (Air Bleed): -, Reverse Flow Function (Relief): -, Supply Side Connection Type: -, Supply Side, Connection Diameter: -, Flow Direction: -, Control Side Connection Type: -, Control Side, Connection Diameter: -, Pressure Gauge: -, Size of Body: -, Accessory: -

FILTER ELEMENT (AF/AW40). AIRLINE EQUIPMENT. AF MASS PRO NO SIZE RATING. .01685 lb. 21.

Please contact us for the latest version.sales@ocaire.com, VALVE ASSEMBLY (AW40-06), AIRLINE EQUIPMENT, AW MASS PRO, 21, AW MASS PRO NO SIZE RATING, .04400 lb

This series is available in four body sizes with piping from M5 to 3/4 in Rc, NPT or G thread types.Modular type filter regulator , Rated filtration ( m): 2, 10, 20, 40 , 70 or 100 , Optional embedded pressure gauge , Available with built-in backflow mechanism , Rc, G(PF) or NPT threads, 40 MICRON ELMNT FOR AW40, AIRLINE EQUIPMENT, AW MASS PRO, FC, AW MASS PRO 1/2 MODULAR (NPT), 0.09479

This series is available in four body sizes with piping from M5 to 3/4 in Rc, NPT or G thread types.Modular type filter regulator , Rated filtration ( m): 2, 10, 20, 40 , 70 or 100 , Optional embedded pressure gauge , Available with built-in backflow mechanism , Rc, G(PF) or NPT threads, VALVE ASSEMBLY (AW40-02,03,04), AIRLINE EQUIPMENT, AW MASS PRO, 21, AW MASS PRO NO SIZE RATING,

This series is available in four body sizes with piping from M5 to 3/4 in Rc, NPT or G thread types.Modular type filter regulator , Rated filtration ( m): 2, 10, 20, 40 , 70 or 100 , Optional embedded pressure gauge , Available with built-in backflow mechanism , Rc, G(PF) or NPT threads, VALVE STEM/0-RING ASSY AW40-A, AIRLINE EQUIPMENT, AW MASS PRO, 21, AW MASS PRO NO SIZE RATING

Part Number Description: BOWL O-RING (AF AL AW40 50 60)   Product Line: E   Product Line Description: AIRLINE EQUIPMENT   Family Code: 181   Family Description: AF MASS PRO   Class Code: 21   Part Code: 2   Reference Code:  J   Click here to report information errorImage shown may not match exact part number

AUTO DRAIN, N.O., AF/AW40-A. AIRLINE EQUIPMENT. AF MASS PRO NO SIZE RATING. 0.61729 lb. 22.

This series is available in four body sizes with piping from M5 to 3/4 in Rc, NPT or G thread types.Modular type filter regulator , Rated filtration ( m): 2, 10, 20, 40 , 70 or 100 , Optional embedded pressure gauge , Available with built-in backflow mechanism , Rc, G(PF) or NPT threads, PUSH NUT (AW40*A), AIRLINE EQUIPMENT, AW MASS PRO, D1, AW MASS PRO 1/4 PART