PumpLookupPump and motor part numbers
Mains Units

service kit: seal kits

33720

Seal kit, FPM (.0110)

Cat Pumps code 33720

In the kit

Part numberDescriptionPosition
11375O-Ring, Plunger Retainer97
44826O-Ring, Inlet Adapter104
44827Seal, Low-Pressure with SS-Spring106
701328O-Ring, Inlet Spacer112
701329Backup Ring, Spacer113
13266O-Ring, V-Packing Cylinder123
44608V-Packing127
11748O-Ring, V-Packing Spacer, Inner155
48371Backup Ring, Spacer, Inner156
48362Backup Ring, Spacer, Outer158
20137O-Ring, V-Packing Spacer, Outer159

Kits per pump: 1.

Fits these pumps

Cat Pumps 68 Frame block-style 1

6821