Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 8609-542 found under Key Connector by Souriau Usa Inc. The National Stock Number assigned to this part is 5935014542607, 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 8609-542.