da min
|
52 mm
|
Shaft shoulder minimum diameter
|
r min
|
1.1 mm
|
Minimum chamfer size
|
Da max
|
78 mm
|
Maximum diameter of housing shoulder
|
r1 min
|
0.6 mm
|
Minimum chamfer size
|
D1
|
69.8 mm
|
Inner ring rib diameter
|
Db max
|
80.8 mm
|
Maximum diameter of outer ring
|
ra max
|
1 mm
|
Maximum pocket radius
|
ra1 max
|
0.6 mm
|
Maximum pocket radius
|
d1
|
61.2 mm
|
Inner ring rib diameter
|
a
|
37 mm
|
Pressure cone tip distance
|
α
|
40 °
|
Contact angle
|
