Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C3U142 5 found under Bolt Internally Relieved Body by Bombardier Aerospace. The National Stock Number assigned to this part is 5306008235979, 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 C3U142 5.