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圆柱滚子轴承 圆柱滚子轴承

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NJ1064-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

320 mm

D

480 mm

B

74 mm

Cr

910000 N

Cor

1490000 N

Cur

160000 N

Reference speed

1300 rpm

Limiting speed

2200 rpm

Mounting dimensions

damin

335 Minimum diameter of shaft shoulder

rmin

4 Minimum chamfer size

damax

356 Maximum diameter of shaft shoulder

r1min

4 Minimum chamfer size

s

8 Axial displacement

Damax

465 Maximum diameter of bearing block shoulder

E

440 Outer race diameter

F

360 Inner race diameter

D1min

425.1 Minimum shoulder diameter of outer ring

dcmin

380 Minimum shaft shoulder

d1

375.4 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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