Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R1133-220-02-37 found under Plate Identificatio by Teledyne Technologies Inc. The National Stock Number assigned to this part is 9905004507154, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like R1133-220-02-37.