This is a seat ring and arm assembly for the 10" Febco 870, 876, and 880 double check assemblies. Replace your damaged seat with this genuine Febco repair kit. No special tools are required for servicing.
**Notice: The original Febco 880 and LF880 use different parts. Please be sure which model you have before ordering. The LF880 can be identified by an epoxy coated relief valve body. The original 880 had a bronze relief valve body.