Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 549-6410-003 found under by Cardwell Condenser Corp. The National Stock Number assigned to this part is 5821001155468, and the Federal Supply Class is 5821 Radio And Television Communication Equipment Airborne. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 549-6410-003.