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Febco 905-356 complete rubber kit for Series 860/880 (1") showing rubber seals, diaphragms, seats and slip rings.

Febco 905-356 Complete Rubber Kit - 1" for 860/880

Brand: Febco
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$107.40
$80.55
SKU 905-356
In Stock (1)

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Complete rubber repair kit for Febco Series 860 and 880 reduced pressure zone (RPZ) assemblies — 1" size. This factory-style kit contains the rubber seals and components needed to restore valve performance and maintain proper operation in health-hazard applications such as irrigation, fireline, and industrial processing.

  • Compatibility: Febco Series 860/880 RPZ assemblies, 1" models.
  • Kit contents: (2) check discs, (2) check O-rings, body O-ring, relief valve (RV) diaphragm, inner diaphragm.
  • Additional parts: RV seat disc, RV seat, RV seat O-ring, small RV O-ring, (2) slip rings and lube.
  • Restores sealing and relief functions to factory specifications when installed by a qualified technician.
  • End connections: NPT per ANSI/ASME B1.20.1.

Use this kit for routine maintenance or when replacing worn seals after inspection. Installation and maintenance manuals are available from Febco; follow published instructions and local plumbing codes. For best results, have repairs performed by a licensed plumber or certified backflow technician.

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Frequently Asked Questions

What does the Febco 905-356 kit include exactly?
Includes (2) check discs, (2) check O-rings, body O-ring, RV diaphragms, RV seat and seat O-rings, (2) slip rings and lube.
Which Febco models are compatible with this rubber kit?
Compatible with Febco Series 860 and 880 reduced pressure zone assemblies, 1" models.
Can I install the 905-356 kit myself safely?
Routine seal replacement may be performed by experienced DIYers, but Febco recommends following the installation instructions or using a licensed technician.
Are installation and maintenance documents available for this kit?
Yes—Febco provides installation and maintenance manuals for the 905-356 kit; consult the included documents or Febco's resources for procedures and freeze-protection guidance.