Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number I2544 found under Backshell Electrical Connector by Frederick Cowan And Company Inc. The National Stock Number assigned to this part is 5935014615919, 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 I2544.