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 5915-01-417-3120
NSN 6650-01-488-6418
NSN 6645-01-185-7684
NSN 5835-00-490-0530
NSN 6610-01-291-4173
NSN 5920-00-243-9506
NSN 6320-01-054-3046
NSN 4140-00-469-6995
NSN 6685-00-419-0643
NSN 6220-00-766-5405
NSN 7035-01-594-3986
NSN 5905-00-201-0513