Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number X21 558 W24 28SW found under Connector Receptacl by Bofors A B. The National Stock Number assigned to this part is 5935013337205, and the Federal Supply Class is 5935 Connectors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like X21 558 W24 28SW.