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圆柱滚子轴承 圆柱滚子轴承

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SL045004_Cylindrical Roller Bearings

Main Dimensions & Performance Data

d

20 mm

D

42 mm

B

30 mm

Cr

41500 N

Cor

51000 N

Cur

7000 N

Grease lubrication speed

5500 rpm

Mounting dimensions

Ca1

21.5 Installation diameter for snap ring wre (excluding delivery), tolerance: 0 / - 0,2

C

29 Outer ring width

C1

24.7 Ring groove distance

Ca2

21 Applicable to the installation diameter of stop ring according to DIN 471 standard (excluding delivery), tolerance: 0 / - 0,2

D1

39.8 Ditch diameter

d1

31 Inner ring flange diameter

d2

34 Seal diameter (retaining edge)

m

1.8 Slot width

rmin

0.3 Minimum chamfer size

d3

47 Outer diameter of snap ring wre

t

0.5 Bevel Width

d1min

31 Minimum diameter of shaft shoulder

X

22.5 Rolling element spacing

ramax

0.3 Maximum cavity radius

30 ° Chamfer

-0.2 Snap ring distance tolerance, lower deviation

-0.2 Distance tolerance of locating ring

0 Snap ring tolerance, large distance

0 Locating ring tolerance, large distance

0 Annular groove distance tolerance, lower deviation

0.2 Annular groove tolerance, large distance

Temperature range

Tmin

-30 °C Minimum operating temperature

Tmax

120 °C Maximum operating temperature

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