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 5855-00-100-9003
NSN 5990-01-182-5913
NSN 5930-00-231-1514
NSN 6130-00-280-3696
NSN 6610-00-853-6990
NSN 5915-00-035-4462
NSN 6610-00-859-6136
NSN 6135-00-937-4118
NSN 5855-01-475-1987
NSN 5915-01-194-7598
NSN 6145-00-738-5601
NSN 2925-01-026-1000