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球面滚子轴承 球面滚子轴承

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248/1700-MB_Spherical Roller Bearings

Main Dimensions & Performance Data

d

1700 mm

D

2060 mm

B

355 mm

Cr

17100000 N

Cor

60000000 N

Cur

2950000 N

Reference speed

46 rpm

Limiting speed

218 rpm

Mounting dimensions

da min

1,728 mm Shaft shoulder minimum diameter ,

rmin

7.5 mm Minimum chamfer size ,

Da max

2,032 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

0.15 Fa/Fr corresponds to different X and Y coefficients

Y1

4.47 Axial dynamic load factor

Y2

6.65 Axial dynamic load factor

Y0

4.37 Axial static load factor

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