da min
|
187 mm
|
Shaft shoulder minimum diameter
|
r min
|
4 mm
|
Minimum chamfer size
|
Da max
|
343 mm
|
Maximum diameter of housing shoulder
|
r1 min
|
1.5 mm
|
Minimum chamfer size
|
D1
|
290.9 mm
|
Inner ring rib diameter
|
Db max
|
351 mm
|
Maximum diameter of outer ring
|
ra max
|
3 mm
|
Maximum pocket radius
|
ra1 max
|
1.5 mm
|
Maximum pocket radius
|
d1
|
249 mm
|
Inner ring rib diameter
|
a
|
147 mm
|
Pressure cone tip distance
|
α
|
40 °
|
Contact angle
|
