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球面滚子轴承 球面滚子轴承

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249/1000-B-MB_Spherical Roller Bearings

Main Dimensions & Performance Data

d

1000 mm

D

1320 mm

B

315 mm

Cr

11400000 N

Cor

31000000 N

Cur

1890000 N

Reference speed

95 rpm

Limiting speed

370 rpm

Mounting dimensions

da min

1,028 mm Shaft shoulder minimum diameter ,

rmin

7.5 mm Minimum chamfer size ,

Da max

1,292 mm Maximum diameter of housing shoulder ,

ra max

6 mm Maximum pocket radius ,

ds

12.5 mm Lubrication hole diameter ,

ns

23.5 mm Lubrication groove width

Temperature range

T min

-30 °C Minimum operating temperature

T max

200 °C Maximum operating temperature

Calculation coefficient

e

0.22 Fa/Fr corresponds to different X and Y coefficients

Y1

3.01 Axial dynamic load factor

Y2

4.48 Axial dynamic load factor

Y0

2.94 Axial static load factor
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