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Zurn Wilkins  |  SKU: 1-NR3XL

Wilkins 1-NR3XL | Water Pressure Reducing Valve with Bypass Check & Strainer

Regular price $ 274.99

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Important Note on Delivery Times

All shipping estimates provided are approximate only. While we always strive to meet or exceed your delivery expectations, we cannot guarantee the exact delivery times listed.

For time-sensitive orders, please contact us directly so we can provide a more accurate lead time estimate based on your specific requirements.

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All in stock orders received before 3PM EST will ship the same day. Orders received after 3PM EST will ship the following business day. 

Water Filters, Hand Dryers, & Indoor Bottle Fillers are our most popular in stock items. 

Outdoor Tubular Drinking Fountains

Evergreen normally ships in 5-15 days. Black, Gray and Blue ship in 2-4 weeks. 

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In stock units ship within 48 hours. Other units normally ship in 2-4 weeks.

Other

Orders that ship directly from a manufacturer normally have a firm shipping estimate but those dates are subject to change due to manufacturer production, inventory or shipping. We do our best to estimate ship dates but orders shipping directly from the manufacturer can have unexpected delays. We will confirm tracking information when orders ship directly from a manufacturer but may not have updates or estimates beyond the original estimate. Once your order is placed with the manufacturer, it may not be able to be cancelled even if it hasn't shipped yet.  

Please contact support@bottlefillingstations.com to confirm delivery time for a specific product or quantity. Or to inquire about an existing order. 


Special Case Shipping Rates

 

Please note that shipping rates are subject to change at any time.  We reserve the right to charge an additional fee in addition to the regularly advertised shipping fee for shipping to remote areas not easily accessible by typical freight carrier means (i.e. islands only accessible by ferry). If your order falls into this category, you will be notified upon receipt of your order, and have the option to complete the purchase with additional fee or to cancel the order.  Please note, these instances are very rare, as most locations are reachable by regular freight. If you have any questions, please contact us! 


Key Terms & Conditions

 

Exceptions may apply to islands and other remote territories.

All orders shipped by the carrier of our choice.  

 

 

 


 

 

 

The Wilkins 1-NR3XL is a water pressure reducing valve with integral by-pass check valve and strainer, designed to reduce high inlet pressure to lower outlet pressure while preventing thermal expansion buildup in residential and commercial systems.

 

Key Specifications:

  • Size: 1 Inches
  • Maximum Working Water Pressure: 400 psi
  • Maximum Working Water Temperature: 140°F
  • Notable Certifications: ASSE 1003, IAPMO, CSA
  • Threaded Connections: FNPT ANSI B1.20.1

 

Other Related Variants:

  • 12-NR3XL: 1/2 Inch version
  • 34-NR3XL: 3/4 Inch version
  • 114-NR3XL: 1 1/4 Inches version
  • 112-NR3XL: 1 1/2 Inches version
  • 2-NR3XL: 2 Inches version

 

Materials:

  • Main valve body: Low Lead Cast Bronze ASTM B 584
  • Bell housing: UV resistant polymer composite
  • Internals: 300 Series Stainless Steel
  • Stem: Low Lead Brass
  • Elastomers: EPDM (FDA approved)
  • Elastomers: Buna nitrile (FDA approved)
  • Cartridge: Delrin
  • Springs: 302 Stainless Steel
  • Strainer screen: 300 Series Stainless Steel

 

Typical Installation:

The Model NR3XL may be installed in any position. The assembly shall be installed with sufficient side clearance for testing and maintenance. Multiple installations are recommended for wide demand variations or where the desired pressure reduction is more than 4 to 1. A pressure gauge must be used downstream to verify correct pressure setting. Do not bottom adjustment bolt on bell housing.

 

Standards Compliance:

ASSE Listed 1003; IAPMO Listed; CSA Certified; NSF/ANSI/CAN 61 (0.25% Max Weighted Average Lead Content)

 

Features & Benefits:

  • Integral By-Pass Check Valve: Prevents buildup of excessive system pressure caused by thermal expansion.
  • Balance Piston Design: Provides smooth and responsive reaction to changes in system flow demand while protecting from inlet pressure changes.
  • Sealed Cage Construction: Stainless steel adjustment bolt and nut improve corrosion resistance for all applications including below-ground pit installation.
  • Integral Strainer: Built-in strainer makes the Zurn 1-NR3XL ideal for frequent cleaning of sediment and debris in residential and commercial systems.

 

FAQ

 

Q: What is the reduced pressure range for the Wilkins 1-NR3XL?

A: The reduced pressure range is 15 to 75 psi, with a factory preset of 50 psi.

Q: Can the Zurn 1-NR3XL be installed in any orientation?

A: Yes, the Model NR3XL may be installed in any position with sufficient side clearance for testing and maintenance.

Q: When should multiple NR3XL valves be installed?

A: Multiple installations are recommended for wide demand variations or where the desired pressure reduction exceeds a 4:1 ratio (e.g., 200 psi inlet reduced to 50 psi outlet).

 

NOTICE: Do not use with water that is unsafe or of unknown quality without adequate disinfection either before or after the system.

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