2 1/2 LF870V-OSY

Item Number: 0124548
1 1
$7,845.10
Special Order
When Will it Ship: Contact for Lead Time
Estimated transit time: 2 to 5 Business Days

Brand - Febco
  • Size: 2 1/2 inch
  • Weight: 245.0 lb
  • Lead Free Construction (less than 0.25% lead by weight)
  • Ductile Iron Body with ArmorTek Epoxy Coating
  • OSY Resilient Wedge Gate Valve Shutoff Valves
  • Maximum Working Pressure: 175 psi
  • Approved for Horizontal N-Pattern and Vertical Up Z-Pattern Installations
  • ASSE 1015, UL Classified, FM Approved, IAPMO
  • In-line serviceable with no special tools required for checks

Description

This 2 1/2 inch lead free MasterSeries LF870V Double Check Valve Backflow Preventer Assembly is engineered to protect potable water systems from non-health hazard pollutants caused by backsiphonage or backpressure. It features a durable ductile iron body with a patented ArmorTek epoxy coating for superior corrosion resistance, including protection against microbial-induced corrosion. The assembly includes OSY resilient wedge gate valve shutoff valves, two independent clapper-style check valves with replaceable stainless steel seats, and ball valve test cocks. Approved for both horizontal and vertical-up installations, it meets ASSE 1015, UL, FM, and IAPMO standards, ensuring reliable performance up to 175 psi. Item number 0124548.

Help Me Connect

Installation Orientation

  • This assembly is approved for both Horizontal (N-pattern) and Vertical Up (Z-pattern) installations.

End Connections

  • The end connections are compliant to ASME B16.1 Class 125 and AWWA Class D Flange standards. This ensures compatibility with standard flanged piping systems.
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Additional Details

This 2 1/2 inch lead free MasterSeries® double check valve backflow preventer assembly protects potable water systems from the backflow of pollutants that are objectionable but not toxic, due to backsiphonage or backpressure. It is specifically designed for non-health hazard cross-connections or containment at the service line entrance.

The assembly features a configurable design and durable construction, ensuring reliable performance in various installations.

Construction & Materials

  • Features a ductile iron fused epoxy coated body for enhanced durability and corrosion resistance.
  • Includes two independent clapper-style check valves with replaceable stainless steel check seats and disc rubbers.
  • Equipped with outside stem and yoke (OSY) resilient wedge seated gate valve shutoff valves and ball valve test cocks.
  • The body coating uses ArmorTek®, a patented 3-part advanced epoxy system, to resist microbial-induced corrosion (MIC) and protect exposed metal substrates.

Key Features

  • In-line serviceable assembly for easy maintenance.
  • Approved for horizontal N-pattern and vertical up Z-pattern installations.
  • No special tools required for servicing check modules, accessed through independently top entry covers.
  • Features a captured modular spring assembly, reversible and replaceable discs, and field replaceable seats.
  • Designed with a winterization feature including disc retainers and valve body drain ports.
  • Stainless steel check components and a captured O-ring design.
  • Maintains commonality between 1st and 2nd check components.

Specifications

  • Size: 2 1/2 inch
  • Product Type: Double Check Valve Assembly
  • Brand: FEBCO MasterSeries®
  • Lead Content: Wetted surface contains less than 0.25% lead by weight

Pressure & Temperature

  • Maximum Working Pressure: 175 psi (12.1 bar)
  • Minimum Working Pressure: 10 psi (0.7 bar)
  • Hydrostatic Test Pressure: 350 psi (24.1 bar)
  • Hydrostatic Safety Pressure: 700 psi (48.3 bar)
  • Temperature Range: 33°F - 140°F (0.5°C - 60°C) continuous

Materials

  • Main Valve Body: Ductile iron Grade 65-45-12
  • Coating: ArmorTek powder coating (internal and external surfaces)
  • Shutoff Valves: OSY resilient wedge gate valve (UL Classified/FM Approved)
  • Check Seats: Stainless steel
  • Disc Holder: Stainless steel
  • Elastomer Disc: Silicone
  • Spring: Stainless steel
  • Clamp: AWWA C606

Certificates & Approvals

  • Approved by the Foundation for Cross-Connection Control and Hydraulic Research at The University of Southern California (FCCCHR-USC)
  • ASSE 1015 Listed
  • UL Classified (U.S. & Canada)
  • FM Approved
  • IAPMO
  • AWWA Standard C510 Compliant
  • End Connections: Compliant to ASME B16.1 Class 125 & AWWA Class D Flange

FAQs

What is the primary purpose of the LF870V Double Check Valve Assembly?

Its primary purpose is to protect potable water systems from non-health hazard pollutants, which are objectionable but not toxic, caused by backsiphonage or backpressure.

What type of shutoff valves are included with this assembly?

The assembly is fitted with outside stem and yoke (OSY) resilient wedge seated gate valve shutoff valves, which are UL Classified/FM Approved.

What is ArmorTek® coating technology?

ArmorTek® is a patented three-part advanced epoxy system applied to the iron components of the backflow preventer. It is engineered to reduce microbial-induced corrosion (MIC) and protect exposed metal substrates, both internally and externally.

Is this 2 1/2 inch backflow preventer assembly lead-free?

Yes, this LF870V assembly features Lead Free construction, meaning the wetted surface of the product contacted by consumable water contains less than 0.25% of lead by weight, complying with low lead installation requirements.

What installation orientations are approved for the LF870V?

The assembly is approved for both horizontal (N-pattern) and vertical up (Z-pattern) installations, offering flexibility for different site requirements.

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