Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SCB93904 found under Bolt Externally Rel by Smiths Detection Inc. The National Stock Number assigned to this part is 5306006168663, 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 SCB93904.