Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1250-0143 found under Retainer Electrical Connector by Hewlett Packard Co. The National Stock Number assigned to this part is 5935009374421, 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 1250-0143.