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MILWAUKEE VALVE 509Y 3/8" Bronze Y Swing Check Valve, 3/8 in, FNPT x FNPT - Bronze Y Swing Check Valves
MILWAUKEE VALVEBronze Y Swing Check Valves

MILWAUKEE VALVE 509Y 3/8" Bronze Y Swing Check Valve, 3/8 in, FNPT x FNPT

The MILWAUKEE VALVE Swing Y Check Valve is a bronze Y-style swing check valve with a 3/8 in pipe size and FNPT x FNPT NPT connections (MPN 509Y 3/8"). It is designed for unidirectional flow control in industrial…

SKU 3G-OTH-434135

Also listed as: 509Y38 · 509Y 3 8 · 509Y-3-8

Brand
MILWAUKEE VALVE
Item
509Y 3/8" Bronze Y Swing Check Valve, 3/8 in, FNPT x FNPT
Part Number
509Y 3/8"
Category
Bronze Y Swing Check Valves
Available to Order
Also known as:509Y 3/8"MILWAUKEE VALVE
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

MILWAUKEE VALVE
Manufacturer Part Number
509Y 3/8"
Type
Y-Style Valve Body, FNPT x FNPT, NPT
Pipe Size
3/8 in

Technical Documents

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

Product Description

The MILWAUKEE VALVE Swing Y Check Valve is a bronze Y-style swing check valve with a 3/8 in pipe size and FNPT x FNPT NPT connections (MPN 509Y 3/8"). It is designed for unidirectional flow control in industrial piping systems.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the MILWAUKEE VALVE Swing Y Check Valve used for?

The MILWAUKEE VALVE Swing Y Check Valve is used to prevent backflow in piping systems. Its Y-style body design allows flow in one direction and automatically closes when flow reverses, making it suitable for water, oil, and gas applications in industrial and commercial plumbing.

What are the specifications of the MILWAUKEE VALVE 509Y 3/8"?

The MILWAUKEE VALVE 509Y 3/8" is a bronze Y swing check valve with a 3/8 inch pipe size and FNPT x FNPT NPT connections. It features a swing, Y-style valve body designed for reliable backflow prevention in industrial systems. The manufacturer part number is 509Y 3/8".

Where to buy the MILWAUKEE VALVE 509Y 3/8" worldwide?

You can source the MILWAUKEE VALVE 509Y 3/8" through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations, ensuring the valve reaches your facility efficiently.

How to install a MILWAUKEE VALVE Swing Y Check Valve?

Install the MILWAUKEE VALVE Swing Y Check Valve in a horizontal or vertical upward flow position, ensuring the flow arrow on the body matches the direction. Use thread sealant on the FNPT connections and tighten to standard torque. Always follow local plumbing codes and test for leaks after installation.

Used in

Common applications for MILWAUKEE VALVE
HVAC systems — Milwaukee Valve BA-475B series brass ball valves with FNPT connections for chilled water and hot water isolation.
Plumbing systems — Milwaukee Valve UPBA-480B series with press x press connections for domestic water lines, eliminating soldering.
Industrial process piping — Milwaukee Valve BA-485B series with sweat x sweat connections for copper tubing in compressed air systems.
Water treatment — Milwaukee Valve brass ball valves with memory stop handles for precise flow balancing in filtration skids.
Gas distribution — Milwaukee Valve brass ball valves with locking lever handles for natural gas shutoff in commercial buildings.
Mechanical rooms — Milwaukee Valve two-piece brass ball valves with full port design for minimal pressure drop in pump isolation.
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MILWAUKEE VALVE Products

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

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