Regulator and hose assembly critical cleaning not required.
NSN 5999-01-509-0219
NSN 5915-00-932-3040
NSN 6145-00-397-0726
NSN 5990-00-133-7734
NSN 5998-01-352-5854
NSN 6685-00-176-5883
NSN 6645-00-337-8276
NSN 6240-01-444-2227
NSN 6220-01-283-7868
NSN 6650-00-707-1417
NSN 6240-01-370-5242
NSN 5945-00-721-5620