Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SK 14003 4 found under Sleeving Loom by Gse Management Co. The National Stock Number assigned to this part is 5975012123647, and the Federal Supply Class is 5975 Electrical Hardware And Supplies. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SK 14003 4.