Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KRT1900 found under Electronic Components Assembly by Eaton Aerospace Ltd. The National Stock Number assigned to this part is 5998010400021, and the Federal Supply Class is 5998 Electrical And Electronic Assemblies Boards Cards And Associated Hardware. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like KRT1900.