Includes
Sonar Equipment; Underwater Listening Equipment; Sonobuoys; Sonobuoy Launchers; Fathometers; Sonar Equipment.

Notes
This class excludes items specifically designed for fire control sonar systems.

Possible NAICS Codes
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
334290 – Other Communications Equipment Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
336411 – Aircraft Manufacturing
334419 – Other Electronic Component Manufacturing
333618 – Other Engine Equipment Manufacturing
334513 – Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
334220 – Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
334412 – Bare Printed Circuit Board Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing