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Watts Gate Valve: 4 in Nominal Valve Size, Cast Iron, Outside Screw and Yoke (OS&Y) - Cast Iron Outside Stem & Yoke (OS&Y) General Purpose Gate Valves
WattsCast Iron Outside Stem & Yoke (OS&Y) General Purpose Gate Valves

Watts Gate Valve: 4 in Nominal Valve Size, Cast Iron, Outside Screw and Yoke (OS&Y)

The WATTS Gate Valve is a 4-inch nominal size Cast Iron Outside Stem & Yoke (OS&Y) General Purpose Gate Valve, identified by MPN OSY-RW-Gate 4". It features a cast iron wedge and bonnet, and is operated via a wheel…

SKU 3G-OTH-448964

Brand
Watts
Item
Gate Valve: 4 in Nominal Valve Size, Cast Iron, Outside Screw and Yoke
Category
Cast Iron Outside Stem & Yoke (OS&Y) General Purpose Gate Valves
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Technical Specifications

Watts
Manufacturer Part Number
OSY-RW-Gate 4"
Type
Cast Iron, Outside Screw and Yoke (OS&Y), Wheel
Wedge Material
Cast Iron
Bonnet Material
Cast Iron
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Watts Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Gate Valve is a 4-inch nominal size Cast Iron Outside Stem & Yoke (OS&Y) General Purpose Gate Valve, identified by MPN OSY-RW-Gate 4". It features a cast iron wedge and bonnet, and is operated via a wheel. This valve is designed for general-purpose flow control applications.

Used in

Common applications for Watts
Industrial burner gas safety systems — Watts HF2000 filters with GF-series seal kits maintain clean, regulated gas supply to burner pilot and main flame controls
Commercial heating and boiler installations — Modular filter assemblies support preventive maintenance and component replacement without full system shutdown
Process gas delivery pipelines — DN25 through DN125 filter bodies accommodate varying flow rates and inlet pressures across manufacturing and chemical processes
Gas pressure regulation benches — Multi-stage Watts filter platforms integrate with pressure reducers and safety shutoff valves in test and calibration environments
Equipment retrofit and upgrade projects — Available connection sizes and seal kits enable adaptation of newer Watts components into legacy gas control systems
Planned maintenance and spare-parts inventory — Filter seal kits allow facilities to stock consumables in advance, reducing downtime during scheduled gas system servicing

Watts Products

3G Electric supplies Watts cast iron outside stem & yoke (os&y) general purpose gate valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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