Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A4893-031-493 found under Receptacle Friction Catch Stud by A Raymond Tinnerman Manufacturing. The National Stock Number assigned to this part is 5340002181732, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A4893-031-493.