An item designed to distribute steam and/or air inside a boiler, for the purpose of cleaning tubes and walls.
NSN 5985-01-067-5703
NSN 5855-01-572-5390
NSN 5990-01-452-0911
NSN 5975-00-006-5248
NSN 6220-00-223-4362
NSN 7035-01-107-2811
NSN 5915-01-487-7703
NSN 5925-00-727-9116
NSN 5915-00-314-0832
NSN 2925-01-054-3190
NSN 6105-00-204-5497
NSN 5998-01-539-1742