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球面滚子轴承 球面滚子轴承

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248/800-B-MB_Spherical Roller Bearings

Main Dimensions & Performance Data

d

800 mm

D

980 mm

B

180 mm

Cr

4650000 N

Cor

14000000 N

Cur

850000 N

Reference speed

146 rpm

Limiting speed

540 rpm

Mounting dimensions

da min

818 mm Shaft shoulder minimum diameter

r min

5 mm Minimum chamfer size

D1

925.4 mm Outer ring inner diameter

Da max

962 mm Maximum diameter of housing shoulder

ra max

4 mm Maximum pocket radius

ds

8 mm Lubrication hole diameter ,

ns

15 mm Lubrication groove width

Temperature range

T min

-30 °C Minimum operating temperature

T max

200 °C Maximum operating temperature

Calculation coefficient

e

0.16 Fa/Fr corresponds to different X and Y coefficients

Y1

4.11 Axial dynamic load factor

Y2

6.12 Axial dynamic load factor

Y0

4.02 Axial static load factor

上一篇:238/710-K-MB

下一篇:249/1060-B-MB

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