Eureka Sanitaire 12" Base Assembly for SC663 / S677 125.81615910 replacing the whole nozzle is

replacing the whole nozzle is the most reliable fix and puts driven brush action back on your upholstery and carpet

Confirm your X7 or X8 model on the data plate before ordering

swivel elbow

or poorly sealing dirt cup lets fine dust leak back into the air and can bleed off suction at the collection point

The supporter installs directly with no modification

Eureka Sanitaire 12" Base Assembly for SC663 / S677 125.81615910 replacing the whole nozzle isThis 12 inch base assembly (Part #55726 25) is the lower nozzle housing for Eureka Sanitaire SC663 and S677 commercial upright vacuum cleaners. The base holds the brush roll, forms the floor contact nozzle, and creates the seal that channels suction across the full 12 inch cleaning width. On a commercial machine the base wears fast, taking impacts against baseboards, furniture legs, and floor transitions until the housing cracks or the nozzle lip