Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SMLH04A7Y20 found under Cable Special Purpo by Barcel Cdt. The National Stock Number assigned to this part is 6145016334198, and the Federal Supply Class is 6145 Wire And Cable Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SMLH04A7Y20.