Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number YD314-1004P1 found under Visor Cathode Ray T by Raytheon Technical Services Company. The National Stock Number assigned to this part is 5960005007050, and the Federal Supply Class is 5960 Electron Tubes And Associated Hardware. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like YD314-1004P1.