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Zurn Wilkins 34-850XL 3/4 in FNPT Full-Port Bronze Ball Valve

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Original Price $119.77
Current Price $89.83
SKU 34-850XL

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The Zurn Wilkins 34-850XL is a 3/4 inch full-port bronze ball valve engineered for reliable isolation and throttling on small-diameter backflow assemblies and general plumbing systems. Lead-free construction and durable internal components deliver consistent performance in residential, commercial, and industrial installations where a robust quarter-turn valve is required.

  • Full-port design minimizes flow restriction and supports unrestricted flow when open.
  • Bronze body with chrome-plated brass ball and brass stem for enhanced corrosion resistance.
  • 3/4 in nominal size with FNPT x FNPT threaded ends for standard plumbing connections.
  • Pressure rating: 400 psi WOG; temperature range: 33°F–350°F (at 50 psi).
  • Virgin PTFE seat trim and TFE softgoods for long-lasting sealing and chemical compatibility.
  • Certified to NSF/ANSI 372 for lead-free compliance; commonly used on Wilkins backflow assemblies.

Specification and accessory documents are available for installation dimensions, materials, and warranty details. Choose the 34-850XL when you need a dependable, lead-free bronze ball valve for backflow assemblies and general supply lines.

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Frequently Asked Questions

What size and connections does the 34-850XL use?
The 34-850XL is a 3/4 in nominal valve with FNPT x FNPT threaded ends and a full-port design.
Is the 34-850XL certified as lead-free?
Yes. The valve is certified to NSF/ANSI 372 for lead-free compliance and meets low-lead requirements.
What are the pressure and temperature ratings?
Rated 400 psi WOG with an operating temperature range from about 33°F to 350°F (at 50 psi).
What media and applications is this valve suitable for?
Suitable for use on Wilkins backflow assemblies and for water, low-pressure steam, air, and non-corrosive gas or oil.

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