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圆柱滚子轴承 圆柱滚子轴承

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NJ321-E-XL-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

105 mm

D

225 mm

B

49 mm

Cr

495000 N

Cor

470000 N

Cur

81000 N

Reference speed

3200 rpm

Limiting speed

5300 rpm

Mounting dimensions

damin

119 Minimum diameter of shaft shoulder

rmin

3 Minimum chamfer size

damax

132 Maximum diameter of shaft shoulder

r1min

3 Minimum chamfer size

s

1.4 Axial displacement

Damax

211 Maximum diameter of bearing block shoulder

E

201 Outer race diameter

F

133 Inner race diameter

D1min

189.7 Minimum shoulder diameter of outer ring

dcmin

149 Minimum shaft shoulder

d1

146.1 Maximum flange diameter of inner ring

ramax

2.5 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

150 °C Maximum operating temperature

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下一篇:NU1021-XL-M1

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