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NACHI Ball Screw Support Bearing...
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Product Description:
FEATURES THESE BEARINGS ARE DESIGNED TO SUPPORT BALL SCREWS THAT ARE USED AS ACTUATORS OF HIGH PRECISION AND HIGH SPEED MACHINES THEIR STIFFNESS IS MUCH GREATER THAN CONVENTIONAL ANGULAR CONTACT BALL BEARINGS AS THESE HAVE A GREATER NUMBER OF BALLS THESE BEARINGS ARE SUPPLIED WITH A PRE-SET PRELOAD TO ELIMINATE COMPLICATED ADJUSTMENT AND TORQUE MEASUREMENT FLUSH GROUND BEARINGS (SUFFIX DU OR U) CAN BE USED IN DB (BACK TO BACK) DF (FACE TO FACE) OR DT (TANDEM) ASSEMBLY NOTE - LOAD RATINGS WHEN SINGLE FLUSH GROUND BEARING (SUFFIX U) IS ASSEMBLED IN DUPLEX AND AXIAL LOAD IS APPLIED TO 2 ROWS OR 3 ROWS LOAD RATING LISTED IS TO BE MULTIPLIED BY 1.62 OR 2.16 RESPECTIVELY FOR DYNAMIC AND MULTIPLIED BY 2 OR 3 RESPECTIVELY FOR AXIAL LIMITING LOAD. |
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