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圆柱滚子轴承 圆柱滚子轴承

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报名地址:上海市奉贤区泰叶路159弄33号

NJ311-E-XL-M1_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

55 mm

D

120 mm

B

29 mm

Cr

159000 N

Cor

139000 N

Cur

25500 N

Reference speed

5500 rpm

Limiting speed

10400 rpm

Mounting dimensions

damin

66 Minimum diameter of shaft shoulder

rmin

2 Minimum chamfer size

damax

69 Maximum diameter of shaft shoulder

r1min

2 Minimum chamfer size

s

1.8 Axial displacement

Damax

109 Maximum diameter of bearing block shoulder

E

106.5 Outer race diameter

F

70.5 Inner race diameter

D1min

101.42 Minimum shoulder diameter of outer ring

dcmin

80 Minimum shaft shoulder

d1

77.5 Maximum flange diameter of inner ring

ramax

2 Maximum cavity radius

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

150 °C Maximum operating temperature
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