A balloon designed to have a predetermined rate of free ascent when inflated with a specific volume of a lighter-than-air gas.
Classification: Surveying, hydrographic, oceanographic, hydrological or meteorological instruments and appliances, excluding compasses and rangefinders, nesoi
NSN 5990-01-607-3528
NSN 6150-01-519-9309
NSN 7035-00-585-2113
NSN 6220-01-415-3115
NSN 5835-01-432-1277
NSN 5996-01-167-9234
NSN 6150-01-165-2089
NSN 6610-01-426-5090
NSN 6145-01-484-8735
NSN 7035-01-146-7096
NSN 5915-01-243-5940
NSN 5920-00-510-7656