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

3G Electric
ARO NM2304B-11-311 Standard Dispensing Piston Drum Pump, 4 gpm, 4,000 cps - Standard Dispensing Piston Drum Pumps
AROStandard Dispensing Piston Drum Pumps

ARO NM2304B-11-311 Standard Dispensing Piston Drum Pump, 4 gpm, 4,000 cps

The ARO Air Drum Pump: Stub Pump is a standard dispensing piston drum pump with a 4:1 ratio, 4 gpm max. flow rate, and 4,000 cps max. viscosity. As an authorised distributor, 3G Electric interprets demand and…

SKU 3G-OTH-90471

Also listed as: NM2304B11311 · NM2304B 11 311

Brand
ARO
Item
NM2304B-11-311 Standard Dispensing Piston Drum Pump, 4 gpm, 4,000 cps
Part Number
NM2304B-11-311
Category
Standard Dispensing Piston Drum Pumps
Available to Order
Also known as:NM2304B-11-311ARO
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

ARO
Manufacturer Part Number
NM2304B-11-311
Type
4,000 cps Max. Viscosity, Stub Pump
Max. Flow Rate
4 gpm

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

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

Product Description

The ARO Air Drum Pump: Stub Pump is a standard dispensing piston drum pump with a 4:1 ratio, 4 gpm max. flow rate, and 4,000 cps max. viscosity. As an authorised distributor, 3G Electric interprets demand and delivers this genuine ARO pump across 14 industrial departments, with specialist depth in pumps and controls to support your application.

Frequently Asked Questions

What is the ARO NM2304B-11-311 stub pump used for?

The ARO NM2304B-11-311 is a 4:1 ratio stub pump designed for transferring medium-viscosity fluids up to 4,000 cps from drums. It is commonly used in industrial dispensing applications for lubricants, adhesives, and sealants where a compact, piston-style pump is required.

What are the specifications of the ARO NM2304B-11-311 air drum pump?

The ARO NM2304B-11-311 is a stub pump with a 4:1 ratio, maximum flow rate of 4 gpm, and maximum viscosity handling of 4,000 cps. It is a standard dispensing piston drum pump from ARO, designed for reliable fluid transfer in industrial environments.

Where to buy the ARO NM2304B-11-311 pump worldwide?

You can source the ARO NM2304B-11-311 pump through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the pump reaches your facility efficiently.

How to install the ARO NM2304B-11-311 stub pump?

To install the ARO NM2304B-11-311, mount the pump onto a standard drum bung opening, connect the air supply line to the inlet, and attach the discharge hose. Ensure the air pressure does not exceed the pump's rated ratio. Always follow ARO's installation guidelines for safe operation.

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
Not sure this is the right part? Photo-identify it→

ARO Products

3G Electric supplies ARO standard dispensing piston drum 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 →

Compatible alternatives & equivalents

Cross-referenced by specification & description
This ARO standard dispensing piston drum pump is designed for transferring fluids with viscosities up to 25,000 cps. It delivers a maximum flow rate of 2.1 gpm and is suitable for industrial fluid handling applications such as chemical processing and lubrication systems
ARO
This ARO standard dispensing piston drum pump is designed for transferring fluids with viscosities up to 25,000 cps. It delivers a maximum flow rate of 2.1 gpm and is suitable for industrial fluid handling applications such as chemical processing and lubrication systems
This ARO stub pump is a standard dispensing piston drum pump designed for transferring medium-viscosity fluids from drums or containers. It delivers a maximum flow rate of 4 gpm and handles fluids up to 4,000 cps viscosity. Typical applications include dispensing lubricants, adhesives, and sealants in industrial fluid handling processes
ARO
This ARO stub pump is a standard dispensing piston drum pump designed for transferring medium-viscosity fluids from drums or containers. It delivers a maximum flow rate of 4 gpm and handles fluids up to 4,000 cps viscosity. Typical applications include dispensing lubricants, adhesives, and sealants in industrial fluid handling processes
This ARO standard dispensing piston drum pump is designed for transferring medium-viscosity fluids such as lubricants, adhesives, and sealants. With a 4:1 ratio and maximum flow rate of 2.1 gpm, it handles fluids up to 8,000 cps viscosity. The pump-only unit is suitable for use with 55-gallon drums in industrial fluid handling applications
ARO
This ARO standard dispensing piston drum pump is designed for transferring medium-viscosity fluids such as lubricants, adhesives, and sealants. With a 4:1 ratio and maximum flow rate of 2.1 gpm, it handles fluids up to 8,000 cps viscosity. The pump-only unit is suitable for use with 55-gallon drums in industrial fluid handling applications
Pump-only unit for transferring medium-viscosity fluids up to 2,000 cps. Delivers a maximum flow rate of 4.3 gpm with a 5:1 ratio. Suitable for industrial fluid handling applications such as lubricants, adhesives, and sealants
ARO
Pump-only unit for transferring medium-viscosity fluids up to 2,000 cps. Delivers a maximum flow rate of 4.3 gpm with a 5:1 ratio. Suitable for industrial fluid handling applications such as lubricants, adhesives, and sealants
Pump-only unit for transferring medium-viscosity fluids up to 8,000 cps. Operates with a 4:1 ratio and delivers a maximum flow rate of 2.1 gpm. Suitable for industrial fluid handling from drums, such as lubricants, adhesives, and sealants
ARO
Pump-only unit for transferring medium-viscosity fluids up to 8,000 cps. Operates with a 4:1 ratio and delivers a maximum flow rate of 2.1 gpm. Suitable for industrial fluid handling from drums, such as lubricants, adhesives, and sealants

More from ARO

View all ARO parts →
This standard dispensing piston drum pump handles fluids up to 4,000 cps viscosity with a maximum flow rate of 4 gpm. It is designed for transferring medium-viscosity materials such as lubricants, adhesives, and sealants from drums or containers in industrial settings. The pump is supplied without a motor or drive
ARO
This standard dispensing piston drum pump handles fluids up to 4,000 cps viscosity with a maximum flow rate of 4 gpm. It is designed for transferring medium-viscosity materials such as lubricants, adhesives, and sealants from drums or containers in industrial settings. The pump is supplied without a motor or drive
Standard dispensing piston drum pump with a 2:1 ratio, delivering a maximum flow rate of 4 gpm and handling fluids up to 1,000 cps viscosity. Suitable for transferring medium-viscosity fluids such as lubricants, adhesives, and sealants from drums. Pump-only unit
ARO
Standard dispensing piston drum pump with a 2:1 ratio, delivering a maximum flow rate of 4 gpm and handling fluids up to 1,000 cps viscosity. Suitable for transferring medium-viscosity fluids such as lubricants, adhesives, and sealants from drums. Pump-only unit
Standard dispensing piston drum pump for transferring medium-viscosity fluids up to 25,000 cps. Delivers a maximum flow rate of 2.1 gpm. Suitable for use with lubricants, adhesives, and sealants from 55-gallon drums. Pump only unit
ARO
Standard dispensing piston drum pump for transferring medium-viscosity fluids up to 25,000 cps. Delivers a maximum flow rate of 2.1 gpm. Suitable for use with lubricants, adhesives, and sealants from 55-gallon drums. Pump only unit
This ARO standard dispensing piston drum pump is designed for transferring medium-viscosity fluids up to 8,000 cps. With a 4:1 ratio and maximum flow rate of 2.1 gpm, it is suitable for industrial fluid handling applications such as lubricants, adhesives, and sealants from drums
ARO
This ARO standard dispensing piston drum pump is designed for transferring medium-viscosity fluids up to 8,000 cps. With a 4:1 ratio and maximum flow rate of 2.1 gpm, it is suitable for industrial fluid handling applications such as lubricants, adhesives, and sealants from drums
This ARO stub pump is a standard dispensing piston drum pump designed for air operation. It handles fluids up to 2,000 cps viscosity with a maximum flow rate of 4.3 gpm. Typical applications include transferring medium-viscosity fluids from drums in industrial dispensing and lubrication systems
ARO
This ARO stub pump is a standard dispensing piston drum pump designed for air operation. It handles fluids up to 2,000 cps viscosity with a maximum flow rate of 4.3 gpm. Typical applications include transferring medium-viscosity fluids from drums in industrial dispensing and lubrication systems
Pump-only unit with 5:1 ratio, delivering up to 4.3 gpm flow rate for fluids with maximum viscosity of 2,000 cps. Designed for transferring medium-viscosity fluids such as lubricants, adhesives, and sealants from 55-gallon drums in industrial fluid handling applications
ARO
Pump-only unit with 5:1 ratio, delivering up to 4.3 gpm flow rate for fluids with maximum viscosity of 2,000 cps. Designed for transferring medium-viscosity fluids such as lubricants, adhesives, and sealants from 55-gallon drums in industrial fluid handling applications
Standard dispensing piston drum pump for transferring medium-viscosity fluids up to 1,000 cps. Max flow rate 4 gpm. Suitable for industrial fluid handling applications such as lubricants, adhesives, and sealants from drums
ARO
Standard dispensing piston drum pump for transferring medium-viscosity fluids up to 1,000 cps. Max flow rate 4 gpm. Suitable for industrial fluid handling applications such as lubricants, adhesives, and sealants from drums
Piston drum pump for dispensing medium-viscosity fluids up to 1,000 cps. Max flow rate 4 gpm. Suitable for transferring lubricants, adhesives, and sealants from drums in industrial fluid handling applications
ARO
Piston drum pump for dispensing medium-viscosity fluids up to 1,000 cps. Max flow rate 4 gpm. Suitable for transferring lubricants, adhesives, and sealants from drums in industrial fluid handling applications

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first