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圆柱滚子轴承 圆柱滚子轴承

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NU2307-E-XL-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

35 mm

D

80 mm

B

31 mm

Cr

108000 N

Cor

98000 N

Cur

17700 N

Reference speed

6600 rpm

Limiting speed

16400 rpm

Mounting dimensions

damin

42 Minimum diameter of shaft shoulder

rmin

1.5 Minimum chamfer size

damax

45 Maximum diameter of shaft shoulder

r1min

1.1 Minimum chamfer size

s

2.1 Axial displacement

dbmin

48 Minimum shaft shoulder

Damax

71 Maximum diameter of bearing block shoulder

E

70.2 Outer race diameter

F

46.2 Inner race diameter

D1min

66.64 Minimum shoulder diameter of outer ring

ramax

1.5 Maximum cavity radius

ra1max

1 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

150 °C Maximum operating temperature
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