This site uses cookies to create a better experience for you. Some of these cookies are set automatically because they’re necessary for the site to perform. Other cookies are used for functional, performance, and targeting purposes to enhance your experience by personalizing content and ads, enabling third party content and features, and enabling us to analyze how this site is used. To learn more, please visit our Legal Notices - Cookie page .
By clicking 'I Accept', you are agreeing to our use of functional, performance and targeting cookies.
The rotor assembly consists of stub shafts, impellers, and, if required, rotor spacers (to maintain a constant bearing span) and centerstud or centerbolt. These components are individually balanced and are rabbet-fit to each other for concentric alignment. Torque is transmitted through dowel pins. The entire assembly is cled together with the centerbolt or centerstud.The centerstud, also referred to as a stator stud or tiebolt, is the central tension device used to hold compressor rotor and gas producer rotor together. Centerstuds are threaded at both ends centerbolts are threaded at one end and have a retaining head at the other end.