A mechanical device for the simultaneous control of the rotation and the admission of air or steam into a soot blower element.
NSN 4140-01-074-0931
NSN 5925-01-545-0643
NSN 5915-01-302-0375
NSN 5998-01-220-6335
NSN 6645-01-579-6304
NSN 6620-01-047-5831
NSN 6145-01-215-6923
NSN 6105-00-913-9591
NSN 5910-00-099-9998
NSN 5975-00-963-7947
NSN 5855-01-154-3871
NSN 5905-00-501-6153