Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 78638 found under Connector Receptacl by Parker Hannifin Ltd. The National Stock Number assigned to this part is 5935012672249, 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 78638.