Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ITBX 11-7529-16 found under Tip Contact Insertion Tool by Contact Service Tool Inc. The National Stock Number assigned to this part is 5120000229803, and the Federal Supply Class is 5120 Hand Tools Nonedged Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like ITBX 11-7529-16.