An item designed to distribute steam and/or air inside a boiler, for the purpose of cleaning tubes and walls.
NSN 5915-01-195-4029
NSN 6320-01-160-0416
NSN 6610-01-595-5704
NSN 6220-01-310-7166
NSN 6150-01-109-1419
NSN 6645-01-008-2720
NSN 5960-01-175-7309
NSN 5999-00-633-7592
NSN 5990-01-570-5471
NSN 5960-00-227-0243
NSN 5975-00-534-3697
NSN 5855-01-468-4729