Bell & Gossett bronze impeller for B&G Series 80 pumps with 1-1/4" shafts, models 806, and 807T size 4x4x7. Impeller diameter must be specified when ordered as this impeller is trimmable. Impeller diameter will be found on the pump's I.D. tag. Impellers are installed on the end of the pump shaft, which spins the impeller in turn pumping water, or other liquid, throughout your system.Used On:192360 Series 80 809TB Inline Pump 7.5HP 1750 TRI/3/60192361 Series 80 806T Inline Pump 2HP 1750 TRI/3/60 192362 Series 80 Stock 807T 3HP 208V @ 7 IN.192363 Series 80 807T Inline Pump 3HP 1750 TRI/3/60 192X54 Series 80 4X7 Bronze Fitted BTO192X56 Series 80 4X7 Stuffing Box Bronze Fitted SM 80SC447 Series 80-SC 4 x 4 x 7 Standard Seal 80SC447US Series 80-SC 4 x 4 x 7 Unitized Seal 80SC447OS Series 80-SC 4 x 4 x 7 Outside Seal