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圆柱滚子轴承 圆柱滚子轴承

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NU422-XL-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

110 mm

D

280 mm

B

65 mm

Cr

680000 N

Cor

660000 N

Cur

80000 N

Reference speed

2550 rpm

Limiting speed

4450 rpm

Mounting dimensions

damin

130 Minimum diameter of shaft shoulder

rmin

4 Minimum chamfer size

damax

153 Maximum diameter of shaft shoulder

r1min

4 Minimum chamfer size

s

6.2 Axial displacement

dbmin

157 Minimum shaft shoulder

Damax

260 Maximum diameter of bearing block shoulder

E

235 Outer race diameter

F

155 Inner race diameter

D1min

220.9 Minimum shoulder diameter of outer ring

ramax

3 Maximum cavity radius

ra1max

3 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

150 °C Maximum operating temperature
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