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圆柱滚子轴承 圆柱滚子轴承

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NU338-E-TB-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

190 mm

D

400 mm

B

78 mm

Cr

1120000 N

Cor

1440000 N

Cur

110000 N

Reference speed

1400 rpm

Limiting speed

2550 rpm

Mounting dimensions

damin

210 Minimum diameter of shaft shoulder

rmin

5 Minimum chamfer size

damax

242 Maximum diameter of shaft shoulder

r1min

5 Minimum chamfer size

s

6.3 Axial displacement

dbmin

248 Minimum shaft shoulder

Damax

380 Maximum diameter of bearing block shoulder

E

353 Outer race diameter

F

245 Inner race diameter

D1min

331.4 Minimum shoulder diameter of outer ring

ramax

4 Maximum cavity radius

ra1max

4 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

150 °C Maximum operating temperature

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