Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number P5905-523-2817 found under Shield Arc by Westinghouse Electric Corp. The National Stock Number assigned to this part is 6110005232817, and the Federal Supply Class is 6110 Electrical Control Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like P5905-523-2817.