Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SP8655B found under Microcircuit Digital by Velcon Filters Llc. The National Stock Number assigned to this part is 5962012431087, and the Federal Supply Class is 5962 Microcircuits Electronic. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SP8655B.