Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 64 09850 5 found under Panel Power Bus Circuit Breaker by Western Marine Electronics Company. The National Stock Number assigned to this part is 6110016692738, and the Federal Supply Class is 6110 Electrical Control Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 64 09850 5.