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圆柱滚子轴承 圆柱滚子轴承

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NJ1012-XL-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

60 mm

D

95 mm

B

18 mm

Cr

52000 N

Cor

55000 N

Cur

9000 N

Reference speed

6400 rpm

Limiting speed

14800 rpm

Mounting dimensions

damin

65 Minimum diameter of shaft shoulder

rmin

1.1 Minimum chamfer size

damax

68 Maximum diameter of shaft shoulder

r1min

1 Minimum chamfer size

s

2.4 Axial displacement

Damax

89 Maximum diameter of bearing block shoulder

E

85.5 Outer race diameter

F

69.5 Inner race diameter

D1min

82.3 Minimum shoulder diameter of outer ring

dcmin

74 Minimum shaft shoulder

d1

72.8 Maximum flange diameter of inner ring

ramax

1.1 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

150 °C Maximum operating temperature
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