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Febco 781-074LL LFTC1 lead-free test cock with cast copper-silicon alloy body, showing 1/8 in male and 1/4 in female threaded connections and quarter-turn slot.

Febco 781-074LL LFTC1 Lead-Free Test Cock 1/8 in M x 1/4 in F

Brand: Febco
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$52.25
$39.19
SKU 781-074LL
In Stock (42)

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Febco LFTC1 test cock (SKU 781-074LL) is a lead-free, full-port service valve engineered for reliable use on backflow preventers and gauge isolation. The cast copper‑silicon alloy body and PTFE stem packing deliver corrosion resistance and smooth, low-torque operation. Quarter-turn action and a full-port bore reduce pressure drop, making this fitting suitable for balancing, throttling and routine testing in potable water systems.

  • Model: Febco LFTC1, SKU 781-074LL
  • Connections: 1/8 in male x 1/4 in female threaded
  • Material: Cast copper‑silicon alloy (lead‑free wetted surfaces)
  • Sealing: PTFE stem packing with thrust washer and seat
  • Operation: Quarter‑turn open/close with slot for coin or screwdriver
  • Flow: Full‑port design for low pressure drop
  • Uses: Test cock for backflow preventers, isolation valve for gauges, balancing valve for gauges

Refer to the manufacturer specification sheet for detailed dimensions, approvals and repair kits. This part is suitable for potable water where lead‑free components are required; the wetted surfaces contacted by consumable water contain less than 0.25% lead by weight. If you need help selecting the correct test cock for your backflow model, contact a technical representative with your backflow model number and required connection sizes.

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Frequently Asked Questions

What size connections does this test cock have?
This model is 1/8 in male x 1/4 in female threads, designed for standard gauge and backflow ports.
Is the 781-074LL safe for potable water?
Yes — the LFTC1 is lead‑free with wetted surfaces containing less than 0.25% lead, suitable for potable systems.
How does the valve operate and install?
It uses a quarter‑turn slot (coin or screwdriver) for on/off. Thread sealant or PTFE tape is recommended on pipe threads during installation.