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 6150-00-587-7196
NSN 5935-01-147-1294
NSN 5855-01-217-2353
NSN 6240-00-227-0135
NSN 6130-00-051-3793
NSN 5895-01-233-0683
NSN 5905-00-336-1978
NSN 6150-00-257-5027
NSN 5975-00-295-3586
NSN 6610-00-854-0975
NSN 5965-01-381-2527
NSN 6685-00-494-7885