Technical Details Fixed combined bearings for “C” shape calibrated sections

MATERIAL
External rings STEEL UNI 17MnCr5/
DIN 17MnCr5/ WNr.1.3521
(CTRs 58÷60HRc)
Interior rings STEEL UNI 100Cr6/
DIN 100Cr6/ WNr.1.3505
(TRs 60÷62 HRc)
Rolling bodies STEEL UNI 100Cr6/
DIN 100Cr6/ WNr.1.3505
(TRs 61÷63 HRc)
Main pin UNI Fe510.C/DIN St 52.3/
WNr. 1.0553
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DIMENSIONAL TOLERANCES, RADIAL CLEARANCE, LOAD CAPACITY

Processing tolerance
Precision class
Radial clearance
Load factors
On DIN 620.
P “O”.
On DIN 620.
Are calculate on DIN – ISO 281/1/ DIN – ISO 76.
SIZE LOAD CAPACITY Weight
Kg
Section- type
TYPE
2 ZRS
d
mm
D
mm
H
mm
B
mm
G
mm
L
mm
F
mm
T
mm
Rmm α C
KN
C0
KN
CA
KN
C0A
KN
MR.021/S*
30 64,8 37,5 20 8 30,5 7 42 20 20° 31 35,5 11 11,5 0,55 EC065L
MR.022/S
35 73,8 44 23 10,5 36 8 48 22 20° 45,5 51 14 13 0,85 EC074L
MR.023/S
40 81,8 48 23 10,5 36,5 11,5 54 24 20° 48 56,8 18 18 1,10 EC082L
MR.025/S
45 92,8 57 30 10,5 44 13 59 26 20° 68 72 23 23 1,70 EC093L
MR.027/S
60 111,8 69 31 20 55 14 71 34 20° 81 95 31 36 2,95 EC112L
MR.029/S
60 127,8 72,3 37 14 56 16,3 80 40 20° 110 132 43 50 4,10 EC128L
MR.030/S
60 153,8 78,5 43 10,5 58,5 20 103 50 15° 151 192 68 71 6,85 EC154L
*Not greaseable bearings