Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 105523-5 found under Bolt Hook by Cadillac Gage Textron Inc. The National Stock Number assigned to this part is 5306014848956, 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 105523-5.