O-Ring for Lid (After 11/98) Other Products Using This Part: 343259 Challenger 2-1/2 Horsepower, 2 speed In-ground Pool Pump. 343256 Challenger 1-1/2 Horsepower, 2 Speed Pump. 230v 343254 Challenger 1 Horsepower, 2 Speed, Up-Rated In-ground Pool Pump. 115v 343239 Challenger 2-1/2 Horsepower, Up-Rated, Energy Efficient In-ground Pool Pump. 230v. 343252 Challenger 1 Horsepower, Up-Rated, 2 Speed In-ground Pool Pump. 115/230v 343238 CFII-NI-2FE - Challenger 2 Horsepower, Up-rated, Energy Efficient In-ground Pool Pump. 230v 342243 CFII-NI-3/4FE - Challenger 3/4 Horsepower, Energy Efficient In-ground Pool Pump. 115/230v 342241 343233 - Challenger 2 Horsepower In-ground Pool Pump. 115/230v 345284 CHII-NI-1FE - Challenger High Pressure, 3 Horsepower, Full-Rate, 3 Phase Pump. 230/460v 346223 CHII-NI-3/4AE - Challenger High Pressure, 3/4 Horsepower, Up-Rated, Energy Efficient Pump. 115/230v