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圆柱滚子轴承 圆柱滚子轴承

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NU19/670-TB-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

670 mm

D

900 mm

B

103 mm

Cr

2040000 N

Cor

4250000 N

Cur

295000 N

Reference speed

530 rpm

Limiting speed

1190 rpm

Mounting dimensions

damin

693 Minimum diameter of shaft shoulder

rmin

6 Minimum chamfer size

damax

726 Maximum diameter of shaft shoulder

r1min

6 Minimum chamfer size

s

11.3 Axial displacement

dbmin

736 Minimum shaft shoulder

Damax

877 Maximum diameter of bearing block shoulder

E

839 Outer race diameter

F

731 Inner race diameter

D1min

817 Minimum shoulder diameter of outer ring

ramax

5 Maximum cavity radius

ra1max

5 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

150 °C Maximum operating temperature
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