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圆柱滚子轴承 圆柱滚子轴承

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NU252-E-TB-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

260 mm

D

480 mm

B

80 mm

Cr

1350000 N

Cor

1890000 N

Cur

142000 N

Reference speed

1110 rpm

Limiting speed

2100 rpm

Mounting dimensions

damin

280 Minimum diameter of shaft shoulder

rmin

5 Minimum chamfer size

damax

314 Maximum diameter of shaft shoulder

r1min

5 Minimum chamfer size

s

6.2 Axial displacement

dbmin

320 Minimum shaft shoulder

Damax

460 Maximum diameter of bearing block shoulder

E

429 Outer race diameter

F

317 Inner race diameter

D1min

406.6 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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下一篇:NU352-E-TB-M1

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