Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MS14157-08042 found under Bolt Close Toleranc by National Aerospace Standards. The National Stock Number assigned to this part is 5306015255035, 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 MS14157-08042.