Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 358 758 found under Screw Cap Socket He by Spaenaur Inc. The National Stock Number assigned to this part is 5305200011066, and the Federal Supply Class is 5305 Screws. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 358 758.