20
INTRODUZIONE -
INTRODUCTION
m
ounting Chamfer dimenSionS
toleranCeS
r1, r3
Chamfer dimension in radial direction
r2, r4
Chamfer dimension in axial direction
r5 min
General symbol for minimum limit r1, r2, r3, r4
r1s max, r3s max
Maximum dimension in radial
direction
r2s max, r4s max
Maximumdimensioninaxial
direction
Dimensioni limite raccordi per cuscinetti conici a rulli
Mounting chamfer dimension limits for tapered roller bearings
Radial bearings
rs min
d
r1s, r3s
r2s, r4s
oltre -
over
fino a -
up to
max
max
0.3
-
40
0.7
1.4
40
-
0.9
1.6
0.6
-
40
1.1
1.7
40
-
1.3
2
1
-
50
1.6
2.5
50
-
1.9
3
1.5
-
120
2.3
3
120
250
2.8
3.5
250
-
3.5
4
2
-
120
2.8
4
120
250
3.5
4.5
250
-
4
5
250
-
4.5
6
2.5
-
120
3.5
5
120
250
4
5.5
3
-
120
4
5.5
120
250
4.5
6.5
250
400
5
7
400
-
5.5
7.5
4
-
120
5
7
120
250
5.5
7.5
250
400
6
8
400
-
6.5
8.5
5
-
180
6.5
8
180
-
7.5
9
6
-
180
7.5
10
180
-
9
11
t
avole dimenSioni dei
raccordi
(
SmuSSo
)
r1, r3
Smussi in direzione centrale
r2, r4
Smussi in direzione assiale
r5 min
Simbolo limite massimo smussi r1, r2, r3, r4
r1s max, r3s max
Dimensione massima in
direzione radiale
r2s max, r4s max
Dimensione massima in
direzione assiale
