Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SM-B-447430 found under Backshell Electrical Connector by I T I Electronics Inc. The National Stock Number assigned to this part is 5935010999129, 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 SM-B-447430.