Empty cylinder only.
NSN 5895-01-576-9881
NSN 2925-00-753-8598
NSN 6685-01-156-5545
NSN 5945-01-106-5282
NSN 6320-01-458-1853
NSN 5915-00-315-1828
NSN 5950-01-416-2917
NSN 6220-01-558-9012
NSN 6320-01-176-8367
NSN 5965-01-495-1170
NSN 5960-01-503-0362
NSN 5935-01-552-0614