PumpLookupPump and motor part numbers
Mains Units

service kit: seal kits

31961

Seal kit, FPM (.0110)

Cat Pumps code 31961

In the kit

Part numberDescriptionPosition
11375O-Ring, Plunger Retainer97
702013Seal, Low-Pressure with SS-Spring106
701328O-Ring, Inlet Manifold112
701329Backup Ring, Inlet Spacer113
703080V-Packing127
20138O-Ring, V-Packing Cylinder155

Kits per pump: 1.

Fits these pumps

Cat Pumps 38 Frame block-style 1

3841HS