Febco Cover O-Ring (SKU 39622970) - 1" Backflow Seal

Replacement cover O-ring designed for Febco 1" backflow assemblies. This OEM‑fit part restores the cover seal and helps prevent leaks where the bonnet or cover meets the body.

• Compatibility: Fits Febco 1" backflow models including 860, 880 and RP 850 DC—verify your model stamp before ordering.
• OEM fit: Manufactured to match Febco cover-seat dimensions for a proper seal and reliable operation.
• Function: Restores watertight performance at the cover/bonnet interface to prevent seepage and maintain system integrity.
• What's included: One cover O-ring (single piece), sold by the unit. Check the SKU before purchase.
• Installation note: Replacement requires access to the backflow cover; if uncertain, use a certified plumber or backflow technician.
• Maintenance tip: Inspect seals during regular backflow service and replace if hardened, cracked, or deformed.

If you need help confirming fit, reference the model and serial number stamped on your backflow assembly and contact our support team with the SKU 39622970. Keep your system compliant by using OEM-specified parts where required.