Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FP 8770-1 found under Filter Element Air Conditioning by Comtech Efdata Corp. The National Stock Number assigned to this part is 4130015106487, and the Federal Supply Class is 4130 Refrigeration And Air Conditioning Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like FP 8770-1.