A mechanical device for the simultaneous control of the rotation and the admission of air or steam into a soot blower element.
NSN 6620-01-252-1240
NSN 5910-00-809-1669
NSN 5965-01-050-7055
NSN 5945-00-465-0471
NSN 5920-01-193-7239
NSN 5945-01-582-3683
NSN 6135-01-142-6456
NSN 5999-00-615-2924
NSN 5930-01-589-0008
NSN 5950-01-102-0396
NSN 5895-01-428-6327
NSN 6130-01-481-4119