This is a multi use cylinder without a valve. This cylinder is use with various gases, air, oxygen, nitrogen, helium or helium/oxygen mixes
NSN 6105-01-543-6107
NSN 5998-00-580-4765
NSN 6110-01-158-6873
NSN 5905-01-220-3443
NSN 5950-01-317-3101
NSN 5855-00-198-3197
NSN 5835-01-519-3834
NSN 5920-00-885-0367
NSN 5960-00-845-1043
NSN 5895-01-250-2422
NSN 5999-01-454-2828
NSN 5935-01-423-8476