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Deep groove ball bearing
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cylindrical roller bearing
L type retaining ring of single row cylindrical roller bearing
NN double row cylindrical roller bearing
NNU double row cylindrical roller bearing
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RS50 type
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Washer for rolling bearing
Needle bearing
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needle bearing
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Thrust needle roller and cage assembly, thrust bearing washer
Outer spherical ball bearing with seat
Outer spherical ball bearing with vertical seat UCP type
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Square outer spherical ball bearing with Lutai UCF type
Super precision bearing
High precision cylindrical roller bearing
N19
High precision angular contact ball bearing
Preload and stiffness
PDFDownload Online Inquiry
  • Bearing code
    Cylindrical hole NNU4938
    Conical hole NNU4938K
  • Overall dimension (mm)
    d 190
    D 260
    B 69
    r(min) 2
    Fw 211.5
  • Limit speed (RPM)
    grease 2000
    Oil lubrication 2600
  • Rated load (n)
    Cr 495000
    Cor 1060000
  • Mounting dimensions
    da(2)(min) 199
    da(2)(max) 211
    d1a(min) 203
    dc(min) 217
    Da(max) 251
    ra(max) 2
  • (Reference) 10.9

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