Aladdin Jandy JHP JHPU Series Pump Seal Go-Kit | GOKIT77 Phosphate Removers 3" ID at both ends

3" ID at both ends confirms C-7470 is your correct match

Length 10 3/4" Outer Diameter 5 3/16" Material 3 oz

it is advisable to inspect all meshing gears for wear at the same time — replacing a single gear against worn mating teeth accelerates re-wear

Flexibility and ease of installation

Aladdin Jandy JHP JHPU Series Pump Seal Go-Kit | GOKIT77 Phosphate Removers 3" ID at both endsAladdins pump & valve repair kits are the easy and convenient way to service and repair pumps and valves. Aladdin has taken the guess work out of identifying and selecting the parts needed to service the most common pump and valve repair applications. All of the essential replacement parts are packaged together as one complete kit. Each kit contains the proper quantities of each of the parts needed including o rings, gaskets, seals, and connectors.