Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S7900 found under Die Fastener Assembly by Paragear Equipment Co. The National Stock Number assigned to this part is 5110014484780, and the Federal Supply Class is 5110 Hand Tools Edged Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S7900.