0888554 (Watts) | 3/4 Inch | 007M3 Double Check Valve Total Repair KitThis 3 4 IN 007M3 Total Repair Kit Provides All The Parts Necessary to Replace The Major Internal Components of The Applicable Double Check Valve Assembly. This Kit Consists of a Cover O Ring And Two Seats, Seat O Rings, Disc Assemblies, Springs, And Check Cages For Both First And Second Checks. All Parts Are Genuine And Original to The Valve. Watts 0888554