Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 493-0052-02 found under Plate Mounting by Allen R C Instruments Inc. The National Stock Number assigned to this part is 5340015136872, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 493-0052-02.