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QJ 304 N2MA

Catalogue
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  • Object
  • 2D drawing
Four Point contact ball bearing
  • Four Point contact ball bearing
  • Four Point contact ball bearing

Four Point contact ball bearing

Dimension and Parameters
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Four Point contact ball bearing Four Point contact ball bearing
QJ 304 N2MA
  • Bearings
    QJ 304 N2MA
  • Basic Dimensions（mm）
  • d
    20
  • D
    52
  • B
    15
  • Basic Loading Rating（KN）
  • C
    32
  • C0
    21.6
  • Fatigue load limit
  • Pu[kN]
    0.93
  • Speed ratings r/min
  • Reference speed[r/min]
    18000
  • Limiting speed[r/min]
    24000
  • Dimensions (mm)
  • d1
    27.5
  • D1
    40.8
  • r1,2
    1.1
  • a
    25
  • Abutment and fillet dimensions
  • da min
    27
  • Da Max
    45
  • ra max
    1
  • Mass
  • KG
    0.18

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