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圆柱滚子轴承 圆柱滚子轴承

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HCNU208-E-XL-TVP2_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

40 mm

D

80 mm

B

18 mm

Cr

53000 N

Cor

50000 N

Cur

4050 N

Reference speed

7700 rpm

Limiting speed

10900 rpm

Mounting dimensions

damin

47 Minimum diameter of shaft shoulder

rmin

1.1 Minimum chamfer size

damax

49 Maximum diameter of shaft shoulder

r1min

1.1 Minimum chamfer size

s

1 Axial displacement

dbmin

52 Minimum shaft shoulder

Damax

73 Maximum diameter of bearing block shoulder

E

71.5 Outer race diameter

F

49.5 Inner race diameter

D1min

68.3 Minimum shoulder diameter of outer ring

ramax

1 Maximum cavity radius

ra1max

1 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

120 °C Maximum operating temperature
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