We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
MILWAUKEE VALVE 509 3 Bronze Inline Swing Check Valve, 3 in, FNPT x FNPT - Bronze Inline Swing Check Valves
MILWAUKEE VALVEBronze Inline Swing Check Valves

MILWAUKEE VALVE 509 3 Bronze Inline Swing Check Valve, 3 in, FNPT x FNPT

The MILWAUKEE VALVE Swing Check Valve is a bronze inline swing check valve with a 3 in pipe size and FNPT x FNPT connections (MPN 509 3). It is designed for straightforward flow control in industrial piping systems.

SKU 3G-OTH-434100

Also listed as: 5093 · 509-3

Brand
MILWAUKEE VALVE
Item
509 3 Bronze Inline Swing Check Valve, 3 in, FNPT x FNPT
Part Number
509 3
Category
Bronze Inline Swing Check Valves
Available to Order
Also known as:509 3MILWAUKEE VALVE
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

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MILWAUKEE VALVE
Manufacturer Part Number
509 3
Type
Inline Valve Body, FNPT x FNPT, Bronze
Pipe Size
3 in

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

Product Description

The MILWAUKEE VALVE Swing Check Valve is a bronze inline swing check valve with a 3 in pipe size and FNPT x FNPT connections (MPN 509 3). It is designed for straightforward flow control in industrial piping systems.

Frequently Asked Questions

What is the MILWAUKEE VALVE 509 3 swing check valve used for?

The MILWAUKEE VALVE 509 3 is a bronze inline swing check valve used to prevent backflow in piping systems. It is commonly installed in water, oil, and gas lines where a tight seal and reliable flow direction control are required.

What are the specifications of the MILWAUKEE VALVE 509 3?

The MILWAUKEE VALVE 509 3 is a 3-inch swing check valve with a bronze inline body and FNPT x FNPT connections. It is manufactured by MILWAUKEE VALVE and is designed for industrial applications requiring durable, corrosion-resistant flow control.

Where to buy the MILWAUKEE VALVE 509 3 worldwide?

3G Electric supplies the MILWAUKEE VALVE 509 3 swing check valve worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install a MILWAUKEE VALVE swing check valve?

Install the MILWAUKEE VALVE swing check valve in a horizontal or vertical upward flow position. Ensure the arrow on the body aligns with flow direction. Use thread sealant on FNPT connections and tighten to manufacturer torque specs. Test for leaks after 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
Not sure this is the right part? Photo-identify it

MILWAUKEE VALVE Products

3G Electric supplies MILWAUKEE VALVE bronze 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

More from MILWAUKEE VALVE

View all MILWAUKEE VALVE parts
This bronze inline swing check valve features a swing-type disc and FNPT x FNPT connections for 2 in pipe size. It is used to prevent backflow in piping systems, commonly applied in water, oil, and gas lines within industrial plumbing, HVAC, and process control systems
MILWAUKEE VALVE
This bronze inline swing check valve features a swing-type disc and FNPT x FNPT connections for 2 in pipe size. It is used to prevent backflow in piping systems, commonly applied in water, oil, and gas lines within industrial plumbing, HVAC, and process control systems
This bronze inline swing check valve features a swing-type disc and FNPT x FNPT connections. It is used in piping systems to prevent backflow, suitable for water, oil, gas, and steam applications where reverse flow could cause damage or contamination
MILWAUKEE VALVE
This bronze inline swing check valve features a swing-type disc and FNPT x FNPT connections. It is used in piping systems to prevent backflow, suitable for water, oil, gas, and steam applications where reverse flow could cause damage or contamination
This bronze inline swing check valve features a swing disc design that permits full flow in one direction and automatically closes to prevent backflow when flow reverses. With 1 in FNPT x FNPT connections, it is suited for use in water, oil, gas, and steam lines where flow direction control is required
MILWAUKEE VALVE
This bronze inline swing check valve features a swing disc design that permits full flow in one direction and automatically closes to prevent backflow when flow reverses. With 1 in FNPT x FNPT connections, it is suited for use in water, oil, gas, and steam lines where flow direction control is required

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first