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 5855-01-478-2333
NSN 5910-00-170-5223
NSN 5855-01-072-0410
NSN 6135-00-488-4478
NSN 5930-01-604-7588
NSN 6145-01-015-3463
NSN 6110-00-971-2035
NSN 5960-01-345-3464
NSN 5960-01-076-2916
NSN 6320-01-575-6342
NSN 5935-00-188-3157
NSN 6610-00-276-1716