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圆柱滚子轴承 圆柱滚子轴承

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NJ2209-E-XL-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

45 mm

D

85 mm

B

23 mm

Cr

92000 N

Cor

87000 N

Cur

15000 N

Reference speed

5600 rpm

Limiting speed

15300 rpm

Mounting dimensions

damin

52 Minimum diameter of shaft shoulder

rmin

1.1 Minimum chamfer size

damax

54 Maximum diameter of shaft shoulder

r1min

1.1 Minimum chamfer size

s

1.5 Axial displacement

Damax

78 Maximum diameter of bearing block shoulder

E

76.5 Outer race diameter

F

54.5 Inner race diameter

D1min

73.3 Minimum shoulder diameter of outer ring

dcmin

61 Minimum shaft shoulder

d1

58.95 Maximum flange diameter of inner ring

ramax

1 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

150 °C Maximum operating temperature
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