PumpLookupPump and motor part numbers
Mains Units

service kit: valves

33972

Valve kit, NBR (STD)

Cat Pumps code 33972

In the kit

Part numberDescriptionPosition
49382O-Ring, Inlet Valve Adapter, Rear143
43781O-Ring, Inlet Adapter, Front154
43781O-Ring, Valve Seat163
48216Seat164
43793O-Ring, Valve Seat165
44038Valve166
44039Spring167
44564Retainer, Spring168

Kits per pump: 1.

Fits these pumps

Cat Pumps 5CPQ 8

5CPQ62215CPQ6221G15CPQ6241CS5CPQ6241CSG15CPQ62515CPQ6251G15CPQ6271CSS5CPQ6281CSS