Empty cylinder only.
NSN 6135-01-650-4313
NSN 6685-00-956-0121
NSN 5945-01-463-8708
NSN 6685-01-106-6051
NSN 6220-01-634-0660
NSN 5990-01-306-9290
NSN 5985-01-364-8213
NSN 5835-01-416-6455
NSN 5999-01-341-9201
NSN 5915-01-633-9845
NSN 5998-01-422-3101
NSN 6650-00-496-8762