terms:master_bushing
The rotary bushing in the rotary table of a drilling rig, which mates with the kelly bushing. The master bushing transmits the torque of the rotary table to the kelly bushing during the drilling process. The kelly bushing, in turn, rotates the kelly and drill string.
terms/master_bushing.txt · Last modified: 2023/11/22 08:41 by 127.0.0.1