Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S3100 399 found under Kta 810 Tas Pr Spec by Honeywell Aerospace. The National Stock Number assigned to this part is 1680015977884, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S3100 399.