An item designed to distribute steam and/or air inside a boiler, for the purpose of cleaning tubes and walls.
NSN 5990-01-303-9920
NSN 6645-01-422-9672
NSN 5895-01-471-6525
NSN 5996-01-601-5949
NSN 7035-01-069-3537
NSN 7035-01-287-9817
NSN 6610-01-530-1313
NSN 5920-00-099-0826
NSN 6685-00-078-3576
NSN 5960-00-100-7329
NSN 6320-00-228-5678
NSN 6645-01-020-4557