d | 20 | mm | |
D | 47 | mm | |
B | 14 | mm | |
d1 | 29.1 | mm | |
d2 | 29.1 | mm | |
D1 | 38.7 | mm | |
r1,2 | min. | 1 | mm |
r3,4 | min. | 0.3 | mm |
a | 15 | mm |
da | min. | 25.6 | mm |
db | min. | 25.6 | mm |
Da | max. | 41.4 | mm |
Db | max. | 44.6 | mm |
ra | max. | 1 | mm |
rb | max. | 0.3 | mm |
dn | 31.1 | mm |
Basic dynamic load rating | C | 11.4 | kN | |
Basic static load rating | C0 | 5.6 | kN | |
Fatigue load limit | Pu | 0.236 | kN | |
Attainable speed for grease lubrication | 38000 | r/min | ||
Attainable speed for oil-air lubrication | 56000 | r/min | ||
Ball diameter | Dw | 7.938 | mm | |
Number of balls | z | 11 | ||
Reference grease quantity | Gref | 1.539 | cm³ | |
Preload and stiffness (back-to-back, face-to-face) | ||||
Preload class A | GA | 70 | N | |
Static axial stiffness, preload class A | 68 | N/µm | ||
Preload class B | GB | 140 | N | |
Static axial stiffness, preload class B | 87 | N/µm | ||
Preload class C | GC | 280 | N | |
Static axial stiffness, preload class C | 113 | N/µm | ||
Preload class D | GD | 560 | N | |
Static axial stiffness, preload class D | 149 | N/µm | ||
Calculation factors | ||||
Calculation factor | f | 1.03 | ||
Calculation factor | f1 | 0.99 | ||
Calculation factor | f2A | 1 | ||
Calculation factor | f2B | 1.01 | ||
Calculation factor | f2C | 1.03 | ||
Calculation factor | f2D | 1.06 | ||
Calculation factor | fHC | 1.01 | ||
Calculation factor | e | 0.68 | ||
Calculation factor (single, tandem) | Y2 | 0.87 | ||
Calculation factor (single, tandem) | Y0 | 0.38 | ||
Calculation factor (single, tandem) | X2 | 0.41 | ||
Calculation factor (back-to-back, face-to-face) | Y1 | 0.92 | ||
Calculation factor (back-to-back, face-to-face) | Y2 | 1.41 | ||
Calculation factor (back-to-back, face-to-face) | Y0 | 0.76 | ||
Calculation factor (back-to-back, face-to-face) | X2 | 0.67 |
Mass bearing | 0.09 | kg |
Model No. | Inner Diameter | Outer Diameter | Width | Type |
21309 E | 45 | 100 | 25 | Bearings, units and housings |
---|---|---|---|---|
29226 | 74.6252 | 95.28 | 9.53 | Seals |
60 VS V | 54 | - | - | Seals |
TQO design | 625 | 815 | - | Bearings, units and housings |
N 1011 KTNHA/HC5SP | 55 | 90 | 18 | Bearings, units and housings |
NU 219 ECP | 95 | 170 | 32 | Bearings, units and housings |
PSM 253525 A51 | 25 | 35 | 25 | Bearings, units and housings |
RIS 204 | - | - | - | Bearings, units and housings |
SAF 23038 KAT x 6.7/8 | 176.2125 | - | - | Bearings, units and housings |
SSAFS 22526 x 4.5/16 TLC | 109.5375 | - | - | Bearings, units and housings |
W 61808 | 40 | 52 | 7 | Bearings, units and housings |
YAT 210-115 | 49.213 | 90 | 38.8 | Bearings, units and housings |
Hot number:
315-Z
51310
591/950 M
6312-2RS1/HC5C3WT
71920 ACE/HCP4AH1
7252 BM
C 3030 KV
FY 2.7/16 WF
FYTB 45 LF
GEZ 312 ES-2RS
K 68x74x35 ZW
NJ 19/530 ECM/HB1
OKBS 88
P 1.3/4 TR
SSAFS 22538 x 6.13/16
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