Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SP814-172-2 found under Display Optoelectro by Palomar Products Inc. The National Stock Number assigned to this part is 5980010204980, and the Federal Supply Class is 5980 Optoelectrical Devices And Associated Hardware. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SP814-172-2.