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圆柱滚子轴承 圆柱滚子轴承

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N238-E-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

190 mm

D

340 mm

B

55 mm

Cr

680000 N

Cor

930000 N

Cur

112000 N

Grease lubrication speed

2600 rpm

Oil lubrication speed

3050 rpm

Mounting dimensions

da

207 Minimum diameter of shaft shoulder

r1min

4 Minimum chamfer dimension

s1

4.7 Axial displacement

Da

323 Maximum diameter of bearing block shoulder

E

306 Outer race diameter

ra1max

3 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

150 °C Maximum operating temperature
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