da
|
20 mm
|
Shaft shoulder diameter
|
rmin
|
0.3 mm
|
Minimum chamfer size
|
da
|
h12
|
Shaft shoulder clearance diameter
|
r1min
|
0.3 mm
|
Minimum chamfer size
|
α
|
25 °
|
contact angle
|
Da
|
27.5 mm
|
Diameter of outer ring shoulder
|
Da
|
H12
|
Outer ring clearance shoulder diameter
|
ramax
|
0.3 mm
|
Maximum cavity radius
|
ra1max
|
0.1 mm
|
Maximum cavity radius
|
a
|
9 mm
|
Top distance of pressure cone
|
