Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 124U162A found under Retainer Electron T by Interplex Nascal Inc. The National Stock Number assigned to this part is 5960007786167, 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 124U162A.