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Febco 905-342 Rubber Repair Kit for 1/2"–3/4" (Series 850)

Brand: Febco
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Original Price $28.41
Current Price $21.31
SKU 905-342

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Genuine Febco repair kit designed to restore sealing and reliable operation of Series 850 double check valve assemblies in 1/2" and 3/4" sizes. This kit supplies the rubber components technicians most commonly replace during routine maintenance or after wear, so you can return the valve to service without a full assembly swap.

  • Complete rubber parts: check discs, check O-rings, cover O-ring and body O-ring included.
  • Includes lubricant: factory-compatible lubricant provided to aid proper seating during reassembly.
  • Compatibility: designed specifically for Febco Series 850 double check valve assemblies, sizes 1/2" and 3/4".
  • Purpose: restores sealing of both first and second check modules to help prevent backflow in non-health-hazard applications.
  • Genuine Febco part: OEM repair kit manufactured to Febco part specifications for a proper fit and long life.
  • Documents available: installation, specification and maintenance guides are published by the manufacturer to assist correct replacement and freeze-protection procedures.

Order this Febco 905-342 rubber repair kit when the check discs or O-rings show wear, damage, or leaking. For installation follow the manufacturer’s instructions or engage a licensed plumber; verify valve model and serial on the assembly ID plate before ordering to ensure compatibility.

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Frequently Asked Questions

What does the 905-342 repair kit include?
Includes check discs, check O-rings, cover O-ring, body O-ring and factory-compatible lubricant for the Series 850.
How do I confirm this kit fits my valve?
Check the model and size on the valve assembly ID plate; this kit fits Febco Series 850 in 1/2" and 3/4" sizes.
Can I install the rubber kit myself?
Installation requires valve disassembly and adherence to Febco instructions; use a licensed plumber if unsure.