da
|
55
|
mm Shaft shoulder diameter
|
rmin
|
0.6
|
mm Minimum chamfer size
|
dah
|
12
|
Shaft shoulder clearance diameter
|
r1min
|
0.3
|
mm Minimum chamfer size
|
α
|
25
|
° contact angle
|
D a
|
67.5
|
mm Diameter of outer ring shoulder
|
DaH
|
12
|
Outer ring clearance shoulder diameter
|
ra max
|
0.6
|
mm Maximum cavity radius
|
ra1 max
|
0.15
|
mm Maximum cavity radius
|
B N 2.2 mm 环沟距离 ,B N1 1.7 mm 环沟距离 ,S N 7 mm 至润滑孔距 ,S B 1.4 mm 润滑沟槽宽度 ,a
|
20.2
|
Top distance of pressure cone
|
