An item designed to distribute steam and/or air inside a boiler, for the purpose of cleaning tubes and walls.
NSN 5925-01-106-0706
NSN 5950-01-464-4196
NSN 5998-01-454-1778
NSN 5855-01-082-3693
NSN 4140-00-269-3189
NSN 6650-00-901-4914
NSN 5835-01-612-4753
NSN 5999-00-052-4251
NSN 5895-01-606-2991
NSN 4140-01-551-1125
NSN 6650-01-399-0328
NSN 2925-01-477-8037