Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number GM3550 15 found under Terminal Stud by Staffall Inc. The National Stock Number assigned to this part is 5940006659191, and the Federal Supply Class is 5940 Lugs Terminals And Terminal Strips. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like GM3550 15.