Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 44121-12P found under Connector Plug Elec by Hi Rel Connectors Inc. The National Stock Number assigned to this part is 5935012512375, 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 44121-12P.