Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HS4243-10H105 found under Bolt Shear by Mecair Aerospace Industries. The National Stock Number assigned to this part is 5306013281681, 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 HS4243-10H105.