Wilkins 10" 450 Less Gates

Item Number: 10-450
1 1
$46,279.99
Special Order
When Will it Ship: Contact for Lead Time
Estimated transit time: 2 to 5 Business Days

Brand - Wilkins
  • Size: 10 inch
  • Weight: 1260.0 lb
  • Maximum Working Pressure: 175 PSI
  • Maximum Working Temperature: 140° F
  • Lead-Free Compliant: Yes
  • Body Material: Epoxy-coated Ductile Iron
  • N-Pattern Configuration for compact installations
  • Connections: Flanged (ANSI B16.42 Class 150) and Grooved (AWWA C606)
  • Supplied without gate valves

Description

The Wilkins 10" Model 450 Double Check Valve Assembly is a lead-free device designed for potable water lines to prevent backsiphonage and backpressure in low health hazard applications. Its epoxy-coated ductile iron body ensures durability, while the N-Pattern configuration is ideal for compact spaces and retrofit installations. This model is supplied without gate valves, allowing for integration with existing systems. Key features include a patented center-stem guided Compound Check for reliable performance and a single access cover for easy maintenance. It meets ASSE® 1015 and NSF/ANSI/CAN 61* standards. Item number 10-450.

Help Me Connect

Connecting Your Wilkins 450 Double Check Valve Assembly

This 10-inch Wilkins Model 450 Double Check Valve Assembly is designed for direct installation into your existing potable water system. It features flanged end connections compliant with ANSI B16.42 Class 150 and can also be used with grooved for steel connections meeting AWWA C606 standards. The device is supplied without gate valves, making it suitable for replacement applications where you wish to utilize pre-existing gate valves.

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Additional Details

The Wilkins 10" Model 450 Double Check Valve Assembly is designed for installation on potable water lines to protect against both backsiphonage and backpressure of polluted water where a potential health hazard does not exist. This device is supplied without gate valves, making it ideal for replacement in systems with pre-existing valves. It features an epoxy-coated ductile iron flanged body and an N-Pattern configuration for compact installations.

This is a non-stock, special order item and could take up to 2 weeks or more to deliver. All non-stock items are non-refundable. Please be sure you order carefully. If you have ANY questions please contact us before ordering.

Application & Key Features

  • Provides protection where a potential health hazard does not exist.
  • Lead-Free Compliant, meeting NSF/ANSI/CAN 61* requirements.
  • N-Pattern configuration allows for use in compact enclosures and retrofit applications.
  • Patented, center-stem guided Compound Check for low headloss and reliable performance.
  • Convenient single access cover to reduce maintenance downtime.
  • Designed for new and retrofit installations.

Materials

  • Main Valve Body & Access Covers: Ductile Iron ASTM A 536 Grade 4
  • Coatings: FDA Approved fusion epoxy finish
  • Fasteners & Springs: Stainless Steel, 300 Series
  • Elastomers: EPDM (FDA approved) and Buna Nitrile (FDA approved)
  • Polymers: NORYL™

Specifications

  • Size: 10 inch
  • Maximum Working Water Pressure: 175 PSI
  • Maximum Working Water Temperature: 140° F
  • Hydrostatic Test Pressure: 350 PSI
  • Body Material: Ductile Iron ASTM A 536 Grade 4
  • Coating: FDA Approved Fusion Epoxy

Dimensions (approximate)

  • Length (A1 Setter End to End FLS): 29 inches (737 mm)
  • Length (B Less Shutoff Valves): 34 7/16 inches (875 mm)
  • Dimension D: 10 inches (254 mm)

End Connections

  • Flanged: ANSI B16.42 Class 150
  • Grooved for Steel: AWWA C606

Certificates & Approvals

  • ASSE® Listed 1015
  • IAPMO® Listed
  • CSA® Certified B64.5
  • AWWA Compliant C510
  • AWWA Compliant C550
  • UL® Classified
  • C-UL® Classified
  • FM® Approved
  • NYC MEA 213-99-M VOL 3
  • Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California
  • Meets NSF/ANSI/CAN 61* (0.25% MAX. WEIGHTED AVERAGE LEAD CONTENT)

FAQs

What does 'Less Gates' mean for this Wilkins Model 450 assembly?

The 'Less Gates' designation means this device is supplied without gate valves. It is designed for replacement or use in systems where you intend to utilize pre-existing gate valves already installed in your pipeline.

What types of connections are supported by the 10" Wilkins Model 450?

This 10" assembly features flanged end connections, compliant with ANSI B16.42 Class 150 standards. It is also suitable for use with grooved for steel connections, meeting AWWA C606 standards.

Is the Wilkins 10" Model 450 Double Check Valve Assembly lead-free?

Yes, the Wilkins 10" Model 450 Double Check Valve Assembly is Lead-Free Compliant, meeting the rigorous requirements of NSF/ANSI/CAN 61* (0.25% MAX. WEIGHTED AVERAGE LEAD CONTENT) for potable water safety.

What are the maximum operating pressure and temperature for this device?

The Wilkins 10" Model 450 Double Check Valve Assembly has a maximum working water pressure of 175 PSI and a maximum working water temperature of 140° F.

What materials are used in the construction of this valve assembly?

The main valve body and access covers are made from Ductile Iron ASTM A 536 Grade 4 with an FDA Approved fusion epoxy finish. Fasteners and springs are Stainless Steel, 300 Series, while elastomers include EPDM (FDA approved) and Buna Nitrile (FDA approved).

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