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Combined bearings adjustable from outside for steel sections
Technical Sheet:
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CNJDB
2RS
Dimensions
Load ratings
Speed
Mass
d
mm
D
mm
C
mm
Hmin
mm
Hmax
mm
H1min
mm
H1max
mm
H2
mm
D1
mm
C1
mm
d1
mm
s
mm
@
degrees
r
mm
R
mm
R1
mm
C
KN
Co
KN
CA
KN
CoA
KN
Grease
Rev./min
Kg
KRES.062
30
62
20
37,5
39
30,5
32
7
50
20
42
2
20°
3
500
500
39
65
14
21
900
0,52
KRES.070
35
70,1
23
44
45,5
36
37,5
8
57
20
48
2
20°
3
500
500
56
93
14
21
900
0,78
KRES.078
40
77,7
23
48
50
36,5
38,5
11,5
61
24
53
2,5
20°
3
700
700
58
101,5
21
32
800
1,02
KRES.089
45
88,9
30
57
59
44
46
13
68
26
59
3
20°
4
700
700
84
133
28
43
700
1,61
KRES.101 (1)
50
101,9
28
46
48,5
33
35,5
13
77
26
67
2,5
20°
4
850
700
91
153
30
35
700
1,75
KRES.108
60
107,7
31
69
71,5
55
57,5
14
82
34
71
3,5
20°
4
1000
700
94
162
33
47
650
2,69
KRES.123
60
123
37
72,3
75,3
56
59
16,3
92
40
80
4,5
20°
4
1000
700
132
242
53
94
500
3,88
KRES.149
60
149
43
78,5
81,5
58,5
61,5
20
116
50
103
4,5
15°
4
1000
700
179
353
68
71
400
6,65
(1) Taper outer (D) Profile
Raw Materials:
Outer Rings
Steel UNI 16CrNi4 casehardened and tempered Final surface hardness 62+/-2 Hrc
Inner Rings
Steel UNI100Cr6 hardened and tempered Final surface hardness 62+/-2 Hrc
Rolling Elements
Steel UNI 100Cr6 hardened and tempered Final hardness 62+/-2 Hrc
Eccentric Stud
Steel UNI 16CrNi4 casehardened and tempered. Final surface hardness 62+/-2 HRc
Main Stud
Fe52C annealed to be easily welded
Dimensional Tolerances,Clearances,Load Factors:
Tolerances
According to DIN 620
Tolerance Class
P "0".
Radial Clearance
According to DIN 620
Load Ratings
According to ISO 76 and ISO 281