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 6620-01-369-5876
NSN 6620-01-024-7003
NSN 5965-01-168-8180
NSN 5895-01-220-2212
NSN 5985-01-465-2120
NSN 6220-01-188-6962
NSN 6645-01-231-2432
NSN 6610-01-515-4967
NSN 5975-00-181-5825
NSN 5999-00-730-4389
NSN 5910-00-725-3937
NSN 5925-00-199-9565