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圆柱滚子轴承 圆柱滚子轴承

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NU2228-E-XL-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

140 mm

D

250 mm

B

68 mm

Cr

670000 N

Cor

830000 N

Cur

134000 N

Reference speed

2050 rpm

Limiting speed

4900 rpm

Mounting dimensions

damin

154 Minimum diameter of shaft shoulder

rmin

3 Minimum chamfer size

damax

166 Maximum diameter of shaft shoulder

r1min

3 Minimum chamfer size

s

7 Axial displacement

dbmin

171 Minimum shaft shoulder

Damax

236 Maximum diameter of bearing block shoulder

E

225 Outer race diameter

F

169 Inner race diameter

D1min

216.7 Minimum shoulder diameter of outer ring

ramax

2.5 Maximum cavity radius

ra1max

2.5 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

150 °C Maximum operating temperature

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下一篇:NU228-E-XL-M1

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