Main Dimensions & Performance Data

d

140 mm

D

175 mm

B

18 mm

Mounting dimensions

Di

157.7 mm Inner diameter outer ring

DM

157 mm rolling element pitch circle diameter

da

156.3 mm outer diameter inner ring

h

18 mm height of individual ring

0 Height of individual ring upper tolerance

-0.01 Height of individual ring lower tolerance

r min

1.1 mm chamfer dimension

S

1.5 mm diameter of lubrication hole

Temperature range

T min

-30 °C Minimum operating temperature

T max

80 °C Maximum operating temperature

Calculation coefficient

0.015 mm Running Accuracy, Radial

0.01 mm Running Accuracy, Axial

Sr min

0.005 mm Minimum radial bearing clearance, standard bearing clearance

Sr max

0.02 mm Maximum radial bearing clearance, standard bearing clearance

Sk min

0.01 mm Minimum axial tilting clearance, standard bearing clearance

Sk max

0.04 mm Maximum axial tilt clearance, standard bearing clearance

Ca

64,000 N Basic dynamic load rating, axial

C0a

223,000 N Basic static load rating, axial

Cr

45,500 N Basic dynamic load rating, radial (only for radial loads)

C0r

109,000 N Basic static load rating, radial (only for radial loads)

NG oil

975 1/min Limit speed for normal clearance oil lubrication

NG Grease

485 1/min Limit speed for grease lubrication with normal clearance

61828 Dimensions are the same as ISO dimension series 18