Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
ARMSTRONG General-Purpose Inline Circulator Pump - General-Purpose Inline Circulator Pumps
ARMSTRONGGeneral-Purpose Inline Circulator Pumps

ARMSTRONG General-Purpose Inline Circulator Pump

The ARMSTRONG Circulating Pump: 5/16 hp HP is a general-purpose inline circulator pump designed for potable water systems. It features a 115V AC nameplate voltage, flange connections, and delivers 31 gpm at 31 ft…

SKU 3G-OTH-82971

Also listed as: 110223321 · 110223 321

Brand
ARMSTRONG
Item
General-Purpose Inline Circulator Pump
Part Number
110223-321
Category
General-Purpose Inline Circulator Pumps
Available to Order
Also known as:110223-321ARMSTRONG
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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

ARMSTRONG
Manufacturer Part Number
110223-321
Type
Stainless Steel, 3, 31 gpm, Inline
AC
115V
Max. Head
31 ft
System Type
Potable Water
Connection Type
Flange
Includes Volute
No Volute Included
Nameplate Voltage
115V AC

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The ARMSTRONG Circulating Pump: 5/16 hp HP is a general-purpose inline circulator pump designed for potable water systems. It features a 115V AC nameplate voltage, flange connections, and delivers 31 gpm at 31 ft max. head. This model (MPN 110223-321) is constructed with stainless steel and does not include a volute.

Frequently Asked Questions

What is the ARMSTRONG 110223-321 circulating pump used for?

This ARMSTRONG inline circulator pump is designed for potable water systems in commercial or industrial buildings. It moves water through piping at 31 gpm with 31 ft max. head, using a 5/16 hp motor at 115V AC. Its stainless steel construction resists corrosion in clean water applications.

What are the specifications of the ARMSTRONG 110223-321 pump?

The ARMSTRONG 110223-321 is a 5/16 hp inline circulator pump with 115V AC nameplate voltage, flange connections, and a max. head of 31 ft. It delivers 31 gpm, is made of stainless steel, and is rated for potable water systems. No volute is included with this model.

Where to buy the ARMSTRONG 110223-321 pump worldwide?

3G Electric supplies the ARMSTRONG 110223-321 circulating pump to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this potable water pump.

How to install an ARMSTRONG inline circulator pump?

Install the ARMSTRONG 110223-321 pump with proper flange gaskets and support piping to avoid stress on the pump body. Ensure electrical supply matches 115V AC nameplate voltage. For potable water systems, flush lines before startup. Always follow the manufacturer's installation manual for torque and alignment.

Used in

Common applications for ARMSTRONG
Healthcare isolation rooms — Armstrong Calla 2820A sealed system tiles for acoustic control and cleanability
Commercial office ceilings — Armstrong Prelude main beams and cross tees for suspension framing
Hydronic heating systems — Armstrong E23.2 inline circulator pump for potable water circulation
Pump maintenance — Armstrong seal kit 8975002-374K for bearing assembly replacement in circulator pumps
Cleanroom environments — Armstrong Calla 1353N sealed system tiles with mold resistance and high light reflectance
General-purpose interiors — Armstrong Calla 2822AN ceiling tiles for 15/16 in grid with square tegular edge
Not sure this is the right part? Photo-identify it→

ARMSTRONG Products

3G Electric supplies ARMSTRONG general-purpose inline circulator pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Pump Accessories →Valves & Regulation →Motors & Drives →All Products →

More from ARMSTRONG

View all ARMSTRONG parts →
This general-purpose inline circulator pump is designed for potable water systems in commercial or industrial hydronic heating and cooling loops. It features a bronze construction, flange connections, and delivers 128 gpm at a 22 ft maximum head. The pump operates on 120V AC and has an 8 1/2 in face-to-face dimension. Note: volute not included
ARMSTRONG
This general-purpose inline circulator pump is designed for potable water systems in commercial or industrial hydronic heating and cooling loops. It features a bronze construction, flange connections, and delivers 128 gpm at a 22 ft maximum head. The pump operates on 120V AC and has an 8 1/2 in face-to-face dimension. Note: volute not included
ARMSTRONG
ARMSTRONG
This ARMSTRONG inline circulator pump is designed for potable water systems in hydronic heating and plumbing applications. It features a bronze construction, flange connections, and delivers up to 42 gpm at a maximum head of 32 ft. The pump operates on 120V AC and has a face-to-face dimension of 8-1/2 in. No volute is included
ARMSTRONG
ARMSTRONG
This general-purpose inline circulator pump is designed for potable water systems in hydronic heating and domestic water loops. It features a bronze construction, flange connections, and delivers 32 gpm at 29 ft max head with a 6 13/32 in face-to-face dimension. No volute is included
This ARMSTRONG general-purpose inline circulator pump is designed for potable water systems. It operates at 120V AC with a flow rate of 10 gpm and a maximum head of 5 ft, featuring a 6-inch face-to-face dimension and union connections. The pump is constructed with stainless steel and does not include a volute
ARMSTRONG
This ARMSTRONG general-purpose inline circulator pump is designed for potable water systems. It operates at 120V AC with a flow rate of 10 gpm and a maximum head of 5 ft, featuring a 6-inch face-to-face dimension and union connections. The pump is constructed with stainless steel and does not include a volute
ARMSTRONG
ARMSTRONG
This ARMSTRONG inline circulator pump is designed for hydronic heating and cooling systems, circulating water in closed-loop applications. It delivers up to 38 gpm at 18 ft max. head, with a 1/25 hp motor operating on 120V AC. The pump features flange connections and a stainless steel construction. No volute is included
ARMSTRONG
ARMSTRONG
This ARMSTRONG inline circulator pump is designed for potable water systems in closed-loop hydronic heating or cooling applications. It features a bronze construction with flange connections, delivering 38 gpm at a maximum head of 34 ft. The pump operates on 120V AC and has a 6 13/32 in face-to-face dimension. No volute is included

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first