Febco LFFRK 850 886V D 2 1 2 3 Part of the RK LF860 LF866 LF870V 876VST LF876V LF880V LF886V Series Z100F 3NH Specifications Brand Watts Buy American Specifications Brand Watts Buy American Act Compliant YES Lead Free NO Outlet Connection Size 2 IN Outlet Connection Type No Hub Specification Sheet FD 100 ER Specifications Brand Watts Buy American Act Compliant NO Lead Free Not In Scope Outlet Connection Size 4 IN Outlet Connection Type Push Specification Sheet FD 330 Y This disc assembly kit includes the parts necessary to repair or replace the check disc of a 2 1 2 and 3 inch double check valve assembly and double check detector assembly Specifications Compatible Series or Model 850