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圆柱滚子轴承 圆柱滚子轴承

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NU260-E-TB-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

300 mm

D

540 mm

B

85 mm

Cr

1600000 N

Cor

2330000 N

Cur

170000 N

Reference speed

920 rpm

Limiting speed

1860 rpm

Mounting dimensions

damin

320 Minimum diameter of shaft shoulder

rmin

5 Minimum chamfer size

damax

359 Maximum diameter of shaft shoulder

r1min

5 Minimum chamfer size

s

6.9 Axial displacement

dbmin

367 Minimum shaft shoulder

Damax

520 Maximum diameter of bearing block shoulder

E

484 Outer race diameter

F

364 Inner race diameter

D1min

460 Minimum shoulder diameter of outer ring

ramax

4 Maximum cavity radius

ra1max

4 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

150 °C Maximum operating temperature

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