Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M81497 found under Bolt Ribbed Shoulder by Rosenbauer International Ag. The National Stock Number assigned to this part is 5306014109087, 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 M81497.