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 5945-00-900-0889
NSN 5960-01-503-4123
NSN 6620-01-406-2755
NSN 5915-01-384-3858
NSN 6130-00-022-4958
NSN 5925-00-429-9859
NSN 5835-01-529-3050
NSN 5960-00-274-4905
NSN 5930-01-090-3635
NSN 5965-01-330-4042
NSN 5965-01-426-8325
NSN 5990-01-246-2488