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圆柱滚子轴承 圆柱滚子轴承

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NU314-E-XL-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

70 mm

D

150 mm

B

35 mm

Cr

242000 N

Cor

222000 N

Cur

30500 N

Reference speed

4500 rpm

Limiting speed

8200 rpm

Mounting dimensions

damin

82 Minimum diameter of shaft shoulder

rmin

2.1 Minimum chamfer size

damax

87 Maximum diameter of shaft shoulder

r1min

2.1 Minimum chamfer size

s

1.7 Axial displacement

dbmin

92 Minimum shaft shoulder

Damax

138 Maximum diameter of bearing block shoulder

E

133 Outer race diameter

F

89 Inner race diameter

D1min

126.82 Minimum shoulder diameter of outer ring

ramax

2 Maximum cavity radius

ra1max

2 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

150 °C Maximum operating temperature
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