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

MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 4 in Pipe Size, Flange x Flange - Cast Iron Inline Swing Check Valves
MILWAUKEE VALVECast Iron Inline Swing Check Valves

MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 4 in Pipe Size, Flange x Flange

SKU 3G-OTH-428996

Brand
MILWAUKEE VALVE
Item
Swing Check Valve: Swing, Inline Valve Body, 4 in Pipe Size, Flange x Flange
Category
Cast Iron Inline Swing Check Valves
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

MILWAUKEE VALVE
Manufacturer Part Number
2974-M 4
Type
Inline Valve Body, Flange x Flange, Std
Pipe Size
4 in
View Full Spec Sheet

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

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

Frequently Asked Questions

What is a MILWAUKEE VALVE swing check valve used for?

A MILWAUKEE VALVE swing check valve prevents backflow in piping systems. It is used in water, wastewater, and industrial process lines where a full-open, low-pressure-drop design is needed. The inline flange x flange body installs between pipe flanges for reliable one-way flow control.

What are the specifications of the MILWAUKEE VALVE 2974-M 4 swing check valve?

The MILWAUKEE VALVE 2974-M 4 is a 4 in pipe size, cast iron inline swing check valve with flange x flange connections. It features a standard inline valve body design. This model is suitable for horizontal or vertical upward flow installations in industrial systems.

Where to buy a MILWAUKEE VALVE swing check valve worldwide?

3G Electric supplies the MILWAUKEE VALVE swing check valve worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote on the 4 in model 2974-M 4 or other sizes.

How to install a MILWAUKEE VALVE swing check valve?

Install the MILWAUKEE VALVE swing check valve with the flow arrow pointing in the direction of flow. Use proper gaskets between flanges and tighten bolts evenly to avoid distortion. For vertical lines, ensure flow is upward. Always follow standard piping practices for check valve installation.

Used in

Common applications for MILWAUKEE VALVE
Oxygen service systems — Milwaukee Valve oxygen-cleaned brass ball valves (e.g., MPN 17907S) for high-purity gas handling
Potable water distribution — Milwaukee Valve non-rising stem brass gate valves (e.g., MPN UP667 1") for isolation in plumbing networks
Steam and hot water systems — Milwaukee Valve bronze globe valves (e.g., MPN 502 1-1/2) for flow regulation in industrial boilers
Gas and oil pipelines — Milwaukee Valve angle-body globe valves (e.g., MPN 504-3/4) for throttling in fuel supply lines
Process piping — Milwaukee Valve full-port brass ball valves (e.g., MPN UPBA475B 2) for minimal pressure drop in chemical transfer
Drain and vent applications — Milwaukee Valve stainless steel vented ball valves (e.g., MPN 35FSSN0LL-034) for system purging in sanitary processes

MILWAUKEE VALVE Products

3G Electric supplies MILWAUKEE VALVE cast iron inline swing check valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Similar products

Matched by specification & description
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 2 in Pipe Size, FNPT x FNPT, Bronze (MPN 509 2). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 2 in Pipe Size, FNPT x FNPT, Bronze (MPN 509 2). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 1/4 in Pipe Size, FNPT x FNPT, Bronze (MPN 509-1/4). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 1/4 in Pipe Size, FNPT x FNPT, Bronze (MPN 509-1/4). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 1 1/4 in Pipe Size, Sweat x Sweat, Std (MPN 1510T 1-1/4). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 1 1/4 in Pipe Size, Sweat x Sweat, Std (MPN 1510T 1-1/4). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 3 in Pipe Size, FNPT x FNPT, Bronze (MPN 509 3). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 3 in Pipe Size, FNPT x FNPT, Bronze (MPN 509 3). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 1/4 in Pipe Size, FNPT x FNPT, Bronze (MPN 510T 1/4). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 1/4 in Pipe Size, FNPT x FNPT, Bronze (MPN 510T 1/4). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 1 1/4 in Pipe Size, FNPT x FNPT, Bronze (MPN 509 1-1/4). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 1 1/4 in Pipe Size, FNPT x FNPT, Bronze (MPN 509 1-1/4). Key specifications — Brand: MILWAUKEE VALVE.

More from MILWAUKEE VALVE

View all MILWAUKEE VALVE parts
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 2 in Pipe Size, Flange x Flange, Std (MPN 2974-M 2). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 2 in Pipe Size, Flange x Flange, Std (MPN 2974-M 2). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 2 1/2 in Pipe Size, Flange x Flange (MPN 2974-M 2-1/2). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 2 1/2 in Pipe Size, Flange x Flange (MPN 2974-M 2-1/2). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 6 in Pipe Size, Flange x Flange, Std (MPN 2974-M 6). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 6 in Pipe Size, Flange x Flange, Std (MPN 2974-M 6). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 3 in Pipe Size, Flange x Flange, Std (MPN 2974-M 3). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 3 in Pipe Size, Flange x Flange, Std (MPN 2974-M 3). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 5 in Pipe Size, Flange x Flange, Std (MPN 2974-M 5). Key specifications — Brand: MILWAUKEE VALVE.
MILWAUKEE VALVE
MILWAUKEE VALVE Swing Check Valve: Swing, Inline Valve Body, 5 in Pipe Size, Flange x Flange, Std (MPN 2974-M 5). Key specifications — Brand: MILWAUKEE VALVE.