Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 11923-1 found under Fuse Indicator Alar by Drs Icas Llc. The National Stock Number assigned to this part is 5920000232926, and the Federal Supply Class is 5920 Fuses Arresters Absorbers And Protector. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 11923-1.