An item designed to distribute steam and/or air inside a boiler, for the purpose of cleaning tubes and walls.
NSN 6620-01-094-6549
NSN 5895-01-150-1052
NSN 6150-01-140-9712
NSN 5855-00-055-1579
NSN 5895-01-547-1726
NSN 2925-00-797-1042
NSN 5999-00-176-2335
NSN 5985-01-362-3636
NSN 6105-01-487-4437
NSN 5905-01-463-7860
NSN 6130-00-819-3943
NSN 5835-00-943-2763