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ARO PD20A-ASS-AAA-B Stainless Steel Housing AODD Pump, 2 in NPT, 180 gpm - Stainless Steel Housing AODD Pumps
AROStainless Steel Housing AODD Pumps

ARO PD20A-ASS-AAA-B Stainless Steel Housing AODD Pump, 2 in NPT, 180 gpm

The ARO Double Diaphragm Pump (SKU 3G-OTH-86945) is a 316 Stainless Steel Housing AODD Pump with a 2 in NPT connection, 180 gpm flow rate, and 265 ft max. head. It features Santoprene seat and check valve materials…

SKU 3G-OTH-86945

Also listed as: PD20AASSAAAB · PD20A ASS AAA B

Brand
ARO
Item
PD20A-ASS-AAA-B Stainless Steel Housing AODD Pump, 2 in NPT, 180 gpm
Part Number
PD20A-ASS-AAA-B
Category
Stainless Steel Housing AODD Pumps
Available to Order
Also known as:PD20A-ASS-AAA-BARO
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

ARO
Manufacturer Part Number
PD20A-ASS-AAA-B
Type
2 in, NPT Connection, 180 gpm
Max. Head
265 ft
Seat Material
Santoprene
Check Valve Material
Santoprene

Technical Documents

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ARO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ARO Double Diaphragm Pump (SKU 3G-OTH-86945) is a 316 Stainless Steel Housing AODD Pump with a 2 in NPT connection, 180 gpm flow rate, and 265 ft max. head. It features Santoprene seat and check valve materials (MPN PD20A-ASS-AAA-B).

Frequently Asked Questions

What is the ARO Double Diaphragm Pump used for?

The ARO Double Diaphragm Pump is used for transferring fluids in industrial applications such as chemical processing, water treatment, and oil and gas. Its 316 stainless steel body handles corrosive liquids, while Santoprene seats and check valves provide chemical resistance and durability.

What are the specifications of the ARO Double Diaphragm Pump?

The ARO Double Diaphragm Pump (MPN PD20A-ASS-AAA-B) features a 316 stainless steel body, 2 in NPT connection, 180 gpm flow rate, and 265 ft max. head. Seat and check valve materials are Santoprene. It is an AODD pump designed for high-flow, high-head fluid transfer.

Where to buy the ARO Double Diaphragm Pump worldwide?

You can source the ARO Double Diaphragm Pump through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time on this pump.

How to select the right ARO Double Diaphragm Pump?

Select the ARO Double Diaphragm Pump based on fluid compatibility, flow rate, and head requirements. For corrosive fluids, the 316 stainless steel body with Santoprene seats and check valves is ideal. Ensure the 2 in NPT connection matches your piping system and that 180 gpm and 265 ft head meet your process needs.

Used in

Common applications for ARO
Chemical processing — ARO AODD pumps with PTFE diaphragms and 316 SS wetted parts for corrosive fluid transfer
Food and beverage — FDA-compliant ARO AODD pump SD20S-CSS-SMM-B00 with Santoprene diaphragm and Tri-Clamp connections
Water treatment — ARO air control valves and FRL units for pneumatic control in filtration and dosing systems
General manufacturing — ARO air-end repair kits and O-rings for maintaining double diaphragm pumps in assembly lines
Pharmaceutical — ARO sanitary AODD pumps with 316 SS check valves for shear-sensitive and sterile fluid handling
Oil and gas — ATEX-rated ARO FRL units and air control valves for use in hazardous atmospheres
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ARO Products

3G Electric supplies ARO stainless steel housing aodd pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
This ARO air-operated double diaphragm pump features a stainless steel housing with 316 SS seat and PTFE check valves. It has a 1-inch NPT connection, delivers up to 52 gpm, and achieves a maximum head of 265 ft. Suitable for transferring fluids in industrial applications such as chemical processing, water treatment, and food handling
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This ARO air-operated double diaphragm pump features a stainless steel housing with 316 SS seat and PTFE check valves. It has a 1-inch NPT connection, delivers up to 52 gpm, and achieves a maximum head of 265 ft. Suitable for transferring fluids in industrial applications such as chemical processing, water treatment, and food handling
This ARO air-operated double diaphragm pump features a 316 stainless steel housing, 1 1/2 in NPT connections, and a flow rate of 130 gpm. Santoprene seat and check valve materials are included. Typical applications include transfer of corrosive fluids, chemicals, paints, and wastewater in industrial settings
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This ARO air-operated double diaphragm pump features a 316 stainless steel housing, 1 1/2 in NPT connections, and a flow rate of 130 gpm. Santoprene seat and check valve materials are included. Typical applications include transfer of corrosive fluids, chemicals, paints, and wastewater in industrial settings
Aluminum housing AODD pump with 3 in NPT connection, delivering 237 gpm at 250 ft max head. Features 316 stainless steel seat, PTFE check valves, and PTFE diaphragm with Santoprene backing. Suitable for transferring fluids in industrial applications requiring corrosion resistance
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Aluminum housing AODD pump with 3 in NPT connection, delivering 237 gpm at 250 ft max head. Features 316 stainless steel seat, PTFE check valves, and PTFE diaphragm with Santoprene backing. Suitable for transferring fluids in industrial applications requiring corrosion resistance
This ARO aluminum housing air-operated double-diaphragm pump features a 1-inch NPT connection, delivers 52 gpm, and achieves a maximum head of 265 ft. Seat and check valve materials are Santoprene. Suitable for general fluid transfer in industrial applications
ARO
This ARO aluminum housing air-operated double-diaphragm pump features a 1-inch NPT connection, delivers 52 gpm, and achieves a maximum head of 265 ft. Seat and check valve materials are Santoprene. Suitable for general fluid transfer in industrial applications
ARO AODD pump with 316 stainless steel housing, 2 in NPT connections, delivering 196 gpm at 289 ft max head. Santoprene seat and check valve materials. Used for transferring corrosive or abrasive fluids in chemical processing, wastewater treatment, and industrial manufacturing
ARO
ARO AODD pump with 316 stainless steel housing, 2 in NPT connections, delivering 196 gpm at 289 ft max head. Santoprene seat and check valve materials. Used for transferring corrosive or abrasive fluids in chemical processing, wastewater treatment, and industrial manufacturing

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This AODD pump features a 316 stainless steel housing and seat, with Santoprene check valves. It has 1/2 in NPT connections and a flow rate of 12.4 gpm. Suitable for transferring corrosive or abrasive fluids in industrial applications such as chemical processing, paint circulation, and wastewater handling
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This AODD pump features a 316 stainless steel housing and seat, with Santoprene check valves. It has 1/2 in NPT connections and a flow rate of 12.4 gpm. Suitable for transferring corrosive or abrasive fluids in industrial applications such as chemical processing, paint circulation, and wastewater handling
This AODD pump features a 316 stainless steel housing and seat material, with PTFE check valves. It has a 1/2 in NPT connection and a flow rate of 12.4 gpm. Suitable for transferring fluids in industrial applications such as chemical processing, water treatment, and food handling
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This AODD pump features a 316 stainless steel housing and seat material, with PTFE check valves. It has a 1/2 in NPT connection and a flow rate of 12.4 gpm. Suitable for transferring fluids in industrial applications such as chemical processing, water treatment, and food handling
This ARO air-operated double diaphragm pump features a 316 stainless steel housing and 1 in NPT connections. It delivers up to 35 gpm with a maximum head of 270 ft. The seat is 316 stainless steel, and the check valves are Santoprene. Typical applications include fluid transfer in chemical processing, water treatment, and food handling
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This ARO air-operated double diaphragm pump features a 316 stainless steel housing and 1 in NPT connections. It delivers up to 35 gpm with a maximum head of 270 ft. The seat is 316 stainless steel, and the check valves are Santoprene. Typical applications include fluid transfer in chemical processing, water treatment, and food handling
This ARO air-operated double diaphragm pump features a stainless steel housing with 316 stainless steel seat and PTFE check valves. It has a 1-inch NPT connection, delivers up to 52 gpm, and achieves a maximum head of 265 feet. Suitable for transferring fluids in industrial applications requiring corrosion resistance
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This ARO air-operated double diaphragm pump features a stainless steel housing with 316 stainless steel seat and PTFE check valves. It has a 1-inch NPT connection, delivers up to 52 gpm, and achieves a maximum head of 265 feet. Suitable for transferring fluids in industrial applications requiring corrosion resistance
ARO 66630B-244-C is a 3 in NPT air-operated double diaphragm pump with a 316 stainless steel housing. It delivers 237 gpm and a maximum head of 289 ft. The seat is 316 stainless steel and the check valve is PTFE. Suitable for transferring corrosive or abrasive fluids in industrial applications
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ARO 66630B-244-C is a 3 in NPT air-operated double diaphragm pump with a 316 stainless steel housing. It delivers 237 gpm and a maximum head of 289 ft. The seat is 316 stainless steel and the check valve is PTFE. Suitable for transferring corrosive or abrasive fluids in industrial applications
This AODD pump features a 316 stainless steel housing with 1 in NPT connections, delivering 52 gpm and a maximum head of 265 ft. Santoprene seat and check valve materials provide chemical resistance. Suitable for transferring abrasive, viscous, or shear-sensitive fluids in industrial process applications
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This AODD pump features a 316 stainless steel housing with 1 in NPT connections, delivering 52 gpm and a maximum head of 265 ft. Santoprene seat and check valve materials provide chemical resistance. Suitable for transferring abrasive, viscous, or shear-sensitive fluids in industrial process applications
This ARO air-operated double-diaphragm pump features a stainless steel housing with 316 SS seats and PTFE check valves. It has 1-inch NPT connections, a flow rate of 35 gpm, and a maximum head of 270 ft. Suitable for transferring corrosive or abrasive fluids in industrial applications such as chemical processing and wastewater treatment
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This ARO air-operated double-diaphragm pump features a stainless steel housing with 316 SS seats and PTFE check valves. It has 1-inch NPT connections, a flow rate of 35 gpm, and a maximum head of 270 ft. Suitable for transferring corrosive or abrasive fluids in industrial applications such as chemical processing and wastewater treatment
This ARO air-operated double diaphragm pump features a 316 stainless steel housing with 2-inch NPT connections. It delivers up to 180 gpm and 265 ft of head, with a 316 SS seat and PTFE check valves. Suitable for transferring fluids in industrial applications such as chemical processing, water treatment, and food handling
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This ARO air-operated double diaphragm pump features a 316 stainless steel housing with 2-inch NPT connections. It delivers up to 180 gpm and 265 ft of head, with a 316 SS seat and PTFE check valves. Suitable for transferring fluids in industrial applications such as chemical processing, water treatment, and food handling

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