An item designed to distribute steam and/or air inside a boiler, for the purpose of cleaning tubes and walls.
NSN 6620-01-462-1625
NSN 5996-01-495-0763
NSN 5999-01-156-6875
NSN 5999-00-256-6842
NSN 5999-00-661-0954
NSN 2925-01-459-8093
NSN 5999-00-924-0463
NSN 5835-00-217-2147
NSN 7035-01-301-6325
NSN 6135-01-122-4448
NSN 5998-01-114-7334
NSN 5960-01-585-6385