Main Dimensions & Performance Data

d

70 mm

D

90 mm

B

10 mm

Mounting dimensions

Di

80.5 mm Inner diameter outer ring

DM

80 mm rolling element pitch circle diameter

da

79.5 mm outer diameter inner ring

h

10 mm height of individual ring

0 Height of individual ring upper tolerance

-0.01 Height of individual ring lower tolerance

r min

0.6 mm chamfer dimension

S

1.2 mm diameter of lubrication hole

Temperature range

T min

-30 °C Minimum operating temperature

T max

80 °C Maximum operating temperature

Calculation coefficient

0.01 mm Running accuracy, radial

0.01 mm Running accuracy, axial

VSP min

0.003 mm Minimum bearing preload

VSP max

0.015 mm Maximum bearing preload

Ca

16,600 N Basic dynamic load rating, axial

C0a

52,000 N Basic static load rating, axial

Cr

11,800 N Basic dynamic load rating, radial (only for radial loads)

C 0r

25,500 N Basic static load rating, radial (only for radial loads)

NG oil

955 1/min Speed limit for preload oil lubrication

NG Grease

475 1/min Grease lubrication with preload limited speed

61814 Dimensions are the same as ISO dimension series 18