The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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Key Features

  • Easy to interchange, designed as metric bearings and dimensionally interchangeable with competitor metric products
  • Long bearing life through high-quality steel material
  • Optimized internal geometry allows for quiet and reliable operation even at high speeds
  • Includes Polyrex™ EM premium lubricant on sealed and shielded deep grove bearings for reduced torque and quieter operation
  • Minimize vibration and noise in electric motor applications through super finishing, preferred clearance designation and premium grease
  • Two-piece riveted steel cage ensures high rigidity and strength by reducing frictional torque
Deep Groove Ball Bearings
Unit of Measure
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Part Number

Bore (d)

O.D. (D)

Width (B)

Features

Bearing Type

Dynamic Radial Load Rating - 1M Revs (C1)

Static Radial Load Rating (C0)

Limiting Speed - Oil

Limiting Speed - Grease

CAD

6310-RS-C4 N/A 50.000 mm N/A 110.000 mm N/A 27 mm N/A One Contact Seal N/A Standard DGBB N/A 57500 N N/A 35300 N N/A 10000 rpm N/A 7200 rpm N/A
6310-Z N/A 50.000 mm N/A 110.000 mm N/A 27 mm N/A One Shield N/A Standard DGBB N/A 57500 N N/A 35300 N N/A 10000 rpm N/A 6000 rpm N/A
6310-Z-C3 N/A 50.000 mm N/A 110.000 mm N/A 27 mm N/A One Shield N/A Standard DGBB N/A 57500 N N/A 35300 N N/A 10000 rpm N/A 6000 rpm N/A
6310-Z-NR N/A 50.000 mm N/A 110.000 mm N/A 27 mm N/A One Shield With Snap Ring N/A Standard DGBB N/A 57500 N N/A 35300 N N/A 10000 rpm N/A 6000 rpm N/A
6310-Z-NR-C3 N/A 50.000 mm N/A 110.000 mm N/A 27 mm N/A One Shield With Snap Ring N/A Standard DGBB N/A 57500 N N/A 35300 N N/A 10000 rpm N/A 6000 rpm N/A
6310-ZZ-NR N/A 50.000 mm N/A 110.000 mm N/A 27 mm N/A Shields With Snap Ring N/A Standard DGBB N/A 57500 N N/A 35300 N N/A 10000 rpm N/A 6000 rpm N/A
6311-2RS-C4 N/A 55.000 mm N/A 120.000 mm N/A 29 mm N/A Contact Seals N/A Standard DGBB N/A 71500 N N/A 44600 N N/A 10000 rpm N/A 3900 rpm N/A
6311-2RZ-NR N/A 55.000 mm N/A 120.000 mm N/A 29 mm N/A Non-Contact Seals With Snap Ring N/A Standard DGBB N/A 71500 N N/A 44600 N N/A 10000 rpm N/A 5600 rpm N/A
6311MB-C3 N/A 55.000 mm N/A 120.000 mm N/A 29 mm N/A Open With Brass Cage N/A Standard DGBB N/A 71500 N N/A 44600 N N/A 6800 rpm N/A 5600 rpm N/A
6311-RS N/A 55.000 mm N/A 120.000 mm N/A 29 mm N/A One Contact Seal N/A Standard DGBB N/A 71500 N N/A 44600 N N/A 10000 rpm N/A 3900 rpm N/A
6311-RS-C3 N/A 55.000 mm N/A 120.000 mm N/A 29 mm N/A One Contact Seal N/A Standard DGBB N/A 71500 N N/A 44600 N N/A 10000 rpm N/A 3900 rpm N/A
6311-Z N/A 55.000 mm N/A 120.000 mm N/A 29 mm N/A One Shield N/A Standard DGBB N/A 71500 N N/A 44600 N N/A 10000 rpm N/A 5600 rpm N/A
6311-Z-C3 N/A 55.000 mm N/A 120.000 mm N/A 29 mm N/A One Shield N/A Standard DGBB N/A 71500 N N/A 44600 N N/A 10000 rpm N/A 5600 rpm N/A
6311-Z-NR N/A 55.000 mm N/A 120.000 mm N/A 29 mm N/A One Shield With Snap Ring N/A Standard DGBB N/A 71500 N N/A 44600 N N/A 10000 rpm N/A 5600 rpm N/A
6311-Z-NR-C3 N/A 55.000 mm N/A 120.000 mm N/A 29 mm N/A One Shield With Snap Ring N/A Standard DGBB N/A 71500 N N/A 44600 N N/A 10000 rpm N/A 5600 rpm N/A
6312-2RS-NR N/A 60.000 mm N/A 130.000 mm N/A 31 mm N/A Contact Seals With Snap Ring N/A Standard DGBB N/A 81800 N N/A 51800 N N/A 9100 rpm N/A 3600 rpm N/A
6312MB-C3 N/A 60.000 mm N/A 130.000 mm N/A 31 mm N/A Open With Brass Cage N/A Standard DGBB N/A 81800 N N/A 51800 N N/A 6300 rpm N/A 5300 rpm N/A
6312-RS N/A 60.000 mm N/A 130.000 mm N/A 31 mm N/A One Contact Seal N/A Standard DGBB N/A 81800 N N/A 51800 N N/A 9100 rpm N/A 3600 rpm N/A
6312-RS-C3 N/A 60.000 mm N/A 130.000 mm N/A 31 mm N/A One Contact Seal N/A Standard DGBB N/A 81800 N N/A 51800 N N/A 9100 rpm N/A 3600 rpm N/A
6312-Z N/A 60.000 mm N/A 130.000 mm N/A 31 mm N/A One Shield N/A Standard DGBB N/A 81800 N N/A 51800 N N/A 9100 rpm N/A 5300 rpm N/A
6312-Z-C3 N/A 60.000 mm N/A 130.000 mm N/A 31 mm N/A One Shield N/A Standard DGBB N/A 81800 N N/A 51800 N N/A 9100 rpm N/A 5300 rpm N/A
6312-Z-NR N/A 60.000 mm N/A 130.000 mm N/A 31 mm N/A One Shield With Snap Ring N/A Standard DGBB N/A 81800 N N/A 51800 N N/A 9100 rpm N/A 5300 rpm N/A
6312-Z-NR-C3 N/A 60.000 mm N/A 130.000 mm N/A 31 mm N/A One Shield With Snap Ring N/A Standard DGBB N/A 81800 N N/A 51800 N N/A 9100 rpm N/A 5300 rpm N/A
6312-ZZ-NR-C3 N/A 60.000 mm N/A 130.000 mm N/A 31 mm N/A Shields With Snap Ring N/A Standard DGBB N/A 81800 N N/A 51800 N N/A 9100 rpm N/A 5300 rpm N/A
6313MB-C3 N/A 65.000 mm N/A 140.000 mm N/A 33 mm N/A Open With Brass Cage N/A Standard DGBB N/A 92600 N N/A 59700 N N/A 5800 rpm N/A 4800 rpm N/A
Unit of Measure
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