An item designed to distribute steam and/or air inside a boiler, for the purpose of cleaning tubes and walls.
NSN 5990-01-432-0523
NSN 5935-00-107-4082
NSN 4140-01-423-6219
NSN 4140-00-006-1999
NSN 4140-00-439-4100
NSN 6620-01-573-1952
NSN 5905-00-833-8357
NSN 6645-00-169-1527
NSN 6220-01-301-7045
NSN 6145-01-194-3086
NSN 6240-01-456-9583
NSN 2925-01-510-9378