1st Check Spring Module

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This is a first check spring module for the 2 1/2 - 3" Febco LF860, LF866, LF880, & LF886 Series reduced pressure zone backflow preventers. This spring module is a self contained assembly. Replace your weak or broken spring with this genuine Febco repair kit. No special tools are required for servicing.

**Notice: The original Febco 860 & 880 and LF860 & LF880 use different parts. Please be sure which model you have before ordering. The LF860 & LF880 can be identified by an epoxy coated relief valve body. The original 860 & 880 series had a bronze relief valve body.

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