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圆柱滚子轴承 圆柱滚子轴承

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NJ2230-E-XL-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

150 mm

D

270 mm

B

73 mm

Cr

780000 N

Cor

970000 N

Cur

155000 N

Reference speed

1850 rpm

Limiting speed

4550 rpm

Mounting dimensions

damin

164 Minimum diameter of shaft shoulder

rmin

3 Minimum chamfer size

damax

179 Maximum diameter of shaft shoulder

r1min

3 Minimum chamfer size

s

7.5 Axial displacement

Damax

256 Maximum diameter of bearing block shoulder

E

242 Outer race diameter

F

182 Inner race diameter

D1min

233.2 Minimum shoulder diameter of outer ring

dcmin

196 Minimum shaft shoulder

d1

193.1 Maximum flange diameter of inner ring

ramax

2.5 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

150 °C Maximum operating temperature

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