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 6130-00-814-5888
NSN 5996-01-398-1632
NSN 5925-01-582-4518
NSN 6650-00-125-6560
NSN 5855-01-433-2220
NSN 5945-01-472-3424
NSN 5996-01-187-0838
NSN 5985-00-644-5289
NSN 5996-01-553-7399
NSN 5950-00-016-4927
NSN 6620-01-457-9100
NSN 5960-00-798-5585