A mechanical device for the simultaneous control of the rotation and the admission of air or steam into a soot blower element.
NSN 5998-01-164-9604
NSN 5975-01-383-7158
NSN 5935-01-491-9119
NSN 6220-01-420-9103
NSN 6105-00-175-0207
NSN 5975-01-199-7203
NSN 4140-00-173-0706
NSN 5905-01-442-7682
NSN 5920-01-398-7123
NSN 5935-00-391-6275
NSN 5945-01-578-0924
NSN 5915-01-633-4219