A mechanical device for the simultaneous control of the rotation and the admission of air or steam into a soot blower element.
NSN 5985-01-133-2075
NSN 5990-01-116-2181
NSN 7035-00-731-8729
NSN 6620-01-271-8984
NSN 5935-00-753-7895
NSN 6135-01-369-0939
NSN 6105-01-183-5509
NSN 5985-01-198-2034
NSN 5999-01-633-0204
NSN 6150-00-959-4560
NSN 6685-01-535-7268
NSN 5855-01-471-2149