Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number L28-5127SUB1 found under Switch Push by Raytheon Company. The National Stock Number assigned to this part is 5930002259953, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like L28-5127SUB1.