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MS 21428/MB500DD

MS 21428/MB500DD
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AIRFRAME CONTROL BALL BEARINGS — MB500DD PRECISION SERIES TORQUE TUBE AIRFRAME CONTROL BALL BEARINGS • Extra light duty • Single row, ball, torque tube type • PTFE seals • Exposed surfaces except bore and seals are cadmium plated • Prelubricated for life • This series is dimensionally interchangeable with the unsealed MB500 series • Also offered with CRES 440C material and/or zinc nickel plating per OEM specifications SPECIFICATIONS AND ORDERING INFORMATION TO ORDER, SPECIFY BEARING NUMBER AND FACTORY SPECIFICATION. SEE TABLE 1 ON PG 8. (Example MB538DD FS464) Bore B Thrust Limit Load Rating Radial Limit Load Rating Approx. (1) +.0000 in. (+.000mm), -.0008 in. (-.020mm). (2) +.0000 in. (+.000mm), -.0007 in. (-.018mm). *Check for availability. †For CRES 440C material prefix “A” in part number; e.g., AMB538DD ©2008 RBC Bearings Incorporated. All rights reserved. For more information visit our we

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