Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 40-2727B found under Stop Assembly Boom by Transact Intl Inc. The National Stock Number assigned to this part is 2590012768685, and the Federal Supply Class is 2590 Miscellaneous Vehicular Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 40-2727B.