Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 443 20 01 445 1 found under Socket Plug In Electronic Compon by Electronic Molding Corp. The National Stock Number assigned to this part is 5935012013802, 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 443 20 01 445 1.