This belt fits the following vacuum cleaners: 
Cordless SupraLite R10CV
SupraLite R10 Series, including R10E, R10S, R10D and R10SAND models
SupraLite R10 patriotic USA models
SupraLlite RSL1, RSL3 and RSL4 models
SupraLite RSL USA patriotic models
SupraLite RSL1AC and RSL3C models
Prima Tandem Air Deluxe Power Nozzle
Volt electric cpower nozzle