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Main Dimensions & Performance Data

d

 50 mm

D

 90 mm

B

 20 mm

Cr

 22900 N

Cor

 8100 N

Cur

 520 N

Reference speed

 7700 rpm

Limiting speed

 8700 rpm

Mounting dimensions

da min

 57 mm Shaft shoulder minimum diameter

r min

 1.1 mm Minimum chamfer size

D1

 77.1 mm Inner ring rib diameter

Da max

 83 mm Maximum diameter of housing shoulder

d1

 62.7 mm Inner ring rib diameter

ra max

 1 mm Maximum pocket radius

Temperature range

T min

 -30 °C Minimum operating temperature

T max

 120 °C Maximum operating temperature

Calculation coefficient

e

 0.2 Fa\/Fr corresponds to different X and Y coefficients

Y1

 3.15 Axial dynamic load factor

Y2

 4.87 Axial dynamic load factor

Y0

 3.3 Axial static load factor