Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MS14181H12040P found under Bolt Aircraft Mater by Bell Helicopter Textron Inc. The National Stock Number assigned to this part is 5306015647257, and the Federal Supply Class is 5306 Bolts. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MS14181H12040P.