Includes
Specially designed maintenance, test, checkout, and repair shop specialized equipment for maintenance and repair of torpedoes, torpedo components; adapters, fixtures, inspection and holding fixtures, leveling jack assemblies, fuel filling and syphon assemblies control surface adapter and protractor assemblies, afterbody cradle adapter and tilting mount assemblies, high pressure air heater assemblies, motor drier and puller assemblies, test stand levels and stands for overhaul, maintenance, test, checkout, and repair of torpedo and torpedo components, test panels, fixtures, and test sets for electrical circuits, firing circuits and torpedo test sets.

Excludes
Specially designed maintenance test, checkout and repair shop specialized equipment for maintenance and repair of ammunition, guided missiles, rockets, fire control, space vehicles, underwater mines, depth charges and nuclear ordnance. Also excludes "basic" types of electrical and electronic test instruments, such as ammeters, voltmeters, ohmmeters, multimeters, galvanometers and similar instruments.

Possible NAICS Codes
333310 – Commercial and Service Industry Machinery Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
335999 – All Other Miscellaneous Electrical Equipment and Component Manufacturing
334515 – Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
332710 – Machine Shops
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
339999 – All Other Miscellaneous Manufacturing
332993 – Ammunition (except Small Arms) Manufacturing
332911 – Industrial Valve Manufacturing