Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number EX1007 found under Fastener Cylinder Spring Loaded by Stewartwarner Bassick Corp. The National Stock Number assigned to this part is 2590008104013, and the Federal Supply Class is 2590 Miscellaneous Vehicular Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like EX1007.