Main Dimensions & Performance Data

d

50 mm

D

115 mm

B

68 mm

Ca

83000 N

Coa

250000 N

Cua

N

Reference speed

1500 rpm

Limiting speed

3200 rpm

Mounting dimensions

Da max

82 mm Maximum diameter of bearing housing

d1

72 mm Inner ring rib diameter

r min

0.3 mm Minimum chamfer size

da min

63 mm Shaft minimum diameter

r1 min

0.6 mm Minimum chamfer size

t1

0.2 mm Housing hole positioning tolerance

J

94 mm Fixed hole pitch diameter

M8X80 Fixing Bolt Size

d2

8.8 mm Fixed hole diameter

na

12 Number of holes in adjacent structures

ta

30 ° Pitch circle separation angle of holes in adjacent structures

b

3 mm Drawing slot width

M6 Lubricate threaded holes

I

59 mm Drawing slot pitch

n

12 Fixed hole pitch

t

30 ° Fixed hole pitch circle separation angle

a

60 ° Contact angle

Temperature range

T min

-30 °C Minimum operating temperature

T max

120 °C Maximum operating temperature