Flomatic 8463OSY 109OSY 4" OS&Y Resilient Wedge Gate Valve

The Flomatic 8463OSY 109OSY 4" OS&Y resilient wedge gate valve is designed for fire protection and water system applications requiring a visible stem position. This valve meets AWWA C509 standards and features an outside screw and yoke design with a bronze rising stem.

Specifications:

Standard: AWWA C509

Body: Cast iron

Stem: Bronze, rising stem (OS&Y)

Connection: Flanged, ASME Class 125

Listings: UL Listed / FM Approved

Max Pressure: 250 PSI

Max Temperature: 140°F (60°C)

Weight: 103 lbs

Operation: The outside screw and yoke (OS&Y) design provides a clear visual indication of valve position. When the valve is open, the stem is extended; when closed, the stem retracts.

Construction: The cast iron body provides strength and durability. The resilient wedge ensures tight shutoff, while the bronze rising stem supports reliable operation in fire protection and water distribution systems.

Applications: Fire protection systems, municipal water distribution, industrial piping, and infrastructure installations requiring UL/FM listed gate valves.

Flomatic Quality: Flomatic gate valves are engineered to meet industry standards and deliver dependable performance using proven materials and designs for critical water and fire protection applications.

* All gate valves standard open left. Tapped & plugged.