Empty cylinder only.
NSN 5996-01-042-3421
NSN 5905-01-135-5504
NSN 6645-01-492-5304
NSN 6645-01-352-5675
NSN 6135-01-222-0703
NSN 6610-00-382-0266
NSN 6130-00-170-4844
NSN 5998-01-300-5041
NSN 6240-01-475-7261
NSN 5855-01-589-9339
NSN 5950-01-616-5609
NSN 5998-01-396-7192