Shipped in dewars in liquid form only
A chemical manufactured specifically for pressurization of rocket engine propellant systems and having a minimum assay by volume of not less than 99.995 percent helium. The impurities shall be limited as necessitated by its special use. Excludes helium (as modified).
Classification: Helium
NSN 5935-00-568-9861
NSN 5975-00-156-5737
NSN 6135-01-520-8392
NSN 2925-01-043-9786
NSN 6685-01-392-0602
NSN 5930-01-534-9960
NSN 5855-00-004-0904
NSN 5905-00-428-2291
NSN 6650-01-543-3349
NSN 6150-00-447-4240
NSN 5998-01-403-2586
NSN 4140-01-357-7867