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Combined bearings for steel sections ZRS execution
Technical Sheet:
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CNJDB
ZZ 2RS
Dimensions
Load ratings
Speed
Mass
d
mm
D
mm
C
mm
H
mm
H1
mm
H2
mm
D1
mm
C1
mm
d1
mm
S
mm
@
degrees
r
mm
R
mm
R1
mm
V
mm
C
KN
Co
KN
CA
KN
CoA
KN
grease
Rev./min
KG
MR.706 (1)
30
52,5
19
33
27
6
43
16
40
2,5
10°
3
500
500
26,5
46
6
6
800
0,39
MR.001 (1)
MR.021 (2)
30
62
20
37,5
30,5
7
50
20
42
2
20°
3
500
500
39
65
14
21
900
0,52
MR.002 (1)(3)
MR.022
35
70,1
23
44
36
8
57
22
48
2
20°
3
500
500
M6X1(3)
56
93
17
25
900
0,78
MR.003
MR.023
40
77,7
23
48
36,5
11,5
61
24
54
2,5
20°
3
700
700
M6X1
58
101,5
21
32
800
1,02
MR.005
MR.025
45
88,9
30
57
44
13
68
26
59
3
20°
4
700
700
M6X1
84
133
28
43
700
1,61
MR.007
MR.027
60
107,7
31
69
55
14
82
34
71
3,5
20°
4
1000
700
M6X1
94
162
46
84
650
2,69
MR.009
MR.029
60
123
37
72,3
56
16,3
92
40
80
4,5
20°
4
1000
1000
M6X1
132
242
53
94
500
3,88
MR.010
MR.030
60
149
43
78,5
58,5
20
116
50
103
4,5
15°
4
1000
1000
M6X1
179
353
83
131
400
6,65
MR.191
60
149
45
86
67
19
120
50
107
5
15°
4
1000
1000
1/8GAS
179
353
83
131
400
7,15
(1) Non relubricable
(2) Bearing O. D. 62,5 mm on request designation MR.430
(3) Relubricable bearing on request designation MR.1195
Raw Materials:
Outer Rings
Steel UNI 16NiCr4 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+/-1 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
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