Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5859866-103 found under Connector Receptacl by J T E C H. The National Stock Number assigned to this part is 5935012756528, 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 5859866-103.