Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M55339-20-00201 found under Adapter Connector by Delta Electronics Inc. The National Stock Number assigned to this part is 5935002590205, 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 M55339-20-00201.