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圆柱滚子轴承 圆柱滚子轴承

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NU2240-E-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

200 mm

D

360 mm

B

98 mm

Cr

1220000 N

Cor

1880000 N

Cur

228000 N

Reference speed

1180 rpm

Limiting speed

2850 rpm

Mounting dimensions

damin

217 Minimum diameter of shaft shoulder

rmin

4 Minimum chamfer size

damax

240 Maximum diameter of shaft shoulder

r1min

4 Minimum chamfer size

s

8.2 Axial displacement

dbmin

247 Minimum shaft shoulder

Damax

343 Maximum diameter of bearing block shoulder

E

325 Outer race diameter

F

241 Inner race diameter

D1min

312.9 Minimum shoulder diameter of outer ring

ramax

3 Maximum cavity radius

ra1max

3 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

150 °C Maximum operating temperature

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