Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number GSB1F found under Nut Bearing Stud by Cameron International Corporation. The National Stock Number assigned to this part is 5310003950574, and the Federal Supply Class is 5310 Nuts And Washers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like GSB1F.