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Deep groove ball bearing
Single row deep groove ball bearing
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Metric series with stop flange
inch series
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Single row angular contact 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
Taper roller bearing
Metric series single column
English series single column
Double row tapered roller bearing
Spherical roller bearing
Spherical Roller Bearings
Thrust bearing
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Bearing for ball screw support
Bearing for ball screw support
Vertical self-aligning bearing with seat
SN5, SN6
SN5, SN6, SN31
SN5, SN6, sn30, SN31
SD5, sd6, sd30s, sd31s
SD5, sd30s and sd31d
Reducing type, sn2c type, sn3c type
Sd2c, sd3c
Cylindrical roller bearing for pulley
RS48、RS49、RSF48、RSF49
RS50 type
Steel ball roller
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Accessories for rolling bearing
Tightening sleeve for rolling bearing
Return sleeve for rolling bearing
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Nut for rolling bearing -- HN for disassembly sleeve
HNL for nut withdrawal sleeve of rolling bearing
Washer for rolling bearing
Needle bearing
Needle roller and cage assembly
Punched and sealed outer ring needle roller bearings
Needle roller bearing without inner ring
needle bearing
Sealed needle roller bearing with inner ring
Thrust needle roller and cage assembly, thrust bearing washer
Outer spherical ball bearing with seat
Outer spherical ball bearing with vertical seat UCP type
Outer spherical ball bearing with vertical seat UKP + H type
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 NNU4920
    Conical hole NNU4920K
  • Overall dimension (mm)
    d 100
    D 140
    B 40
    r(min) 1.1
    Fw 112
  • Limit speed (RPM)
    grease 4000
    Oil lubrication 5000
  • Rated load (n)
    Cr 155000
    Cor 295000
  • Mounting dimensions
    da(2)(min) 106.5
    da(2)(max) 111
    d1a(min) 108
    dc(min) 115
    Da(max) 133.5
    ra(max) 1
  • (Reference) 1.9

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