Wilkins OS&Y Gate Valve
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Manage water flow in your commercial fire protection and high-performance plumbing systems with the Zurn Wilkins OS&Y Gate Valve. This resilient wedge valve installs directly into fire sprinkler and standpipe assemblies to provide precise control and immediate position visibility during routine inspections and emergency shutdowns.
Engineered to comply with strict life safety infrastructure mandates, this valve satisfies applicable NFPA fire protection system installation requirements and meets low-lead compliance. It carries essential third-party credentials including UL Listed, C-UL Listed, and FM Approved listings to satisfy commercial code and inspection mandates.
Key Features & Construction
- OS&Y Design: Features an external threaded stem that rises and falls with the gate, giving you an unmistakable visual indicator of the valve position without disassembly.
- Resilient Wedge Technology: Utilizes a barrier moving perpendicularly to the water path to guarantee a leak-proof seal when closed and optimal flow with minimal friction when open.
- Durable Construction: Manufactured from a high-strength ductile iron body paired with stainless steel internal components and stems for long-term operational performance.
- Corrosion Resistance: Protected by a fusion-bond epoxy finish designed to withstand harsh commercial setups and environmental stressors.
- High-Pressure Ratings: Handles a maximum working water pressure of 250 PSI and a hydrostatic test pressure of 500 PSI for demanding industrial environments.
- Versatile Configurations: Available in Grooved x Grooved and Flanged x Grooved connection options for seamless integration into standardized piping layouts.
Technical Specifications & Compliance
| Technical Specification | Details |
|---|---|
| Manufacturer / Brand | Zurn Wilkins |
| Model / Series Number | OS&Y Gate Valve |
| Connection Type | Grooved x Grooved / Flanged x Grooved |
| Pressure Rating (WWP) | 250 PSI Max Working Water Pressure |
| Hydrostatic Test Pressure | 500 PSI |
| K-Factor | N/A |
| Temperature Rating | N/A |
| Material / Body Construction | Ductile Iron Body with Stainless Steel Internal Components and Stem |
| Finish | Fusion-Bond Epoxy |
| Agency Listings & Approvals | UL Listed, C-UL Listed, FM Approved, Low-Lead Compliant |
| Applicable NFPA Standards | NFPA Fire Protection Systems |
Always verify local Authority Having Jurisdiction (AHJ) mandates and consult the engineering technical data sheets prior to piping layout and installation.
Documentation: Download Manufacturer Technical Data & Cut Sheet (PDF)
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You have 30 days to return the product. Returned items must be in the original packaging, contain all components, and be in new condition. Returns may require additional information or a photo of the item(s) to process the return. Returns received without the proper return label may take more than 10 business days to credit.
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