Deep groove ball bearings

Product Introduction

Deep groove ball bearings are the most widely used bearing type, particularly for their versatility. They offer low friction and are optimized to reduce noise and vibration, enabling high speeds. They can accommodate radial and bidirectional axial loads, are easy to install, and require less maintenance than other bearing types.

The JOJI bearing catalog lists various designs, variants and sizes of deep groove ball bearings. In addition to the products listed in the catalog, JOJI deep groove ball bearings can be customized to bring benefits to applications with special performance requirements.


Design and variants

  • Single row deep groove ball bearings
  • Stainless steel deep groove ball bearings
  • Single row deep groove ball bearings with ball filling gap
  • Double row deep groove ball bearings

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model Basic dimensions Basic load rating Rated speed
Dynamic Static Reference speed Speed ​​limit
d[mm] D[mm] B[mm] C[kN] C0[kN] [r/min] [r/min]
W 618/1 1.0 3.0 1.0 0.052 0.012 240000.0 150000.0
W 619/1 1.0 4.0 1.6 0.079 0.018 220000.0 140000.0
W 638/1 1.0 3.0 1.5 0.052 0.012 240000.0 150000.0
W 60/1.5 1.5 6.0 2.5 0.19 0.051 180000.0 110000.0
W 618/1.5 1.5 4.0 1.2 0.062 0.016 220000.0 140000.0
W 619/1.5 1.5 5.0 2.0 0.135 0.036 200000.0 120000.0
W 630/1.5-2Z 1.5 6.0 3.0 0.19 0.051 180000.0 90000.0
W 638/1.5-2Z 1.5 4.0 2.0 0.062 0.016 220000.0 110000.0
W 602 2.0 7.0 2.8 0.221 0.067 160000.0 100000.0
W 602 X-2ZS 2.0 7.0 3.0 0.221 0.067 160000.0 80000.0

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