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圆柱滚子轴承 圆柱滚子轴承

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NJ1052-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

260 mm

D

400 mm

B

65 mm

Cr

650000 N

Cor

1010000 N

Cur

117000 N

Reference speed

1690 rpm

Limiting speed

2700 rpm

Mounting dimensions

damin

275 Minimum diameter of shaft shoulder

rmin

4 Minimum chamfer size

damax

292 Maximum diameter of shaft shoulder

r1min

4 Minimum chamfer size

s

7.2 Axial displacement

Damax

385 Maximum diameter of bearing block shoulder

E

364 Outer race diameter

F

296 Inner race diameter

D1min

351.3 Minimum shoulder diameter of outer ring

dcmin

312 Minimum shaft shoulder

d1

309.1 Maximum flange diameter of inner ring

ramax

3 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

150 °C Maximum operating temperature

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