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National Precision Bearing

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634 Ball Bearings 600 Type

NPB Part Series 634
Standard Reference No. 634
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Specifications

  • Bore Diameter mm
    4
  • Bore Diameter Inches
    0.1575
  • Bore Diameter Tolerance
    -.0003
  • Outside Diameter mm
    16
  • Outside Diameter Inches
    0.6299
  • Outside Diameter Tolerance
    0.0004
  • Width MM
    5
  • Width Inches
    0.1969
  • Max Fillet Radius
    0.012
  • Ball Complement No.
    6
  • Ball Complement Size
    1/8
  • Dynamic Load Rating
    165
  • Static Load Rating
    330
  • Download Spec Sheet

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INTERCHANGE

National Precision Bearing Part series 634 is a potential replacement for these common bearing part numbers:

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NPB Part Series
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Standard Ref #
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Specific Name
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Total

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