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圆柱滚子轴承 圆柱滚子轴承

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NJ2311-E-XL-TVP2_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

55 mm

D

120 mm

B

43 mm

Cr

235000 N

Cor

230000 N

Cur

44000 N

Reference speed

4500 rpm

Limiting speed

8000 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

3.3 Axial displacement

Damax

109 Maximum diameter of bearing block shoulder

E

106.5 Outer race diameter

F

70.5 Inner race diameter

D1min

101.4 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

120 °C Maximum operating temperature

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