d | 120 | mm | |
D | 180 | mm | |
B | 28 | mm | |
d1 | 143.2 | mm | |
d2 | 140.8 | mm | |
D2 | 161.9 | mm | |
r1,2 | min. | 2 | mm |
r3,4 | min. | 1 | mm |
a | 49.2 | mm |
da | min. | 129 | mm |
db | min. | 129 | mm |
Da | max. | 171 | mm |
Db | max. | 175.4 | mm |
ra | max. | 2 | mm |
rb | max. | 1 | mm |
dn | 144.7 | mm |
Basic dynamic load rating | C | 47.5 | kN | |
Basic static load rating | C0 | 58.5 | kN | |
Fatigue load limit | Pu | 1.27 | kN | |
Attainable speed for grease lubrication | 8500 | r/min | ||
Attainable speed for oil-air lubrication | 13000 | r/min | ||
Ball diameter | Dw | 11.112 | mm | |
Number of balls | z | 33 | ||
Reference grease quantity | Gref | 23.69 | cm³ | |
Preload and stiffness (back-to-back, face-to-face) | ||||
Preload class A | GA | 220 | N | |
Static axial stiffness, preload class A | 197 | N/µm | ||
Preload class B | GB | 440 | N | |
Static axial stiffness, preload class B | 252 | N/µm | ||
Preload class C | GC | 1320 | N | |
Static axial stiffness, preload class C | 379 | N/µm | ||
Calculation factors | ||||
Calculation factor | f | 1.08 | ||
Calculation factor | f1 | 0.99 | ||
Calculation factor | f2A | 1 | ||
Calculation factor | f2B | 1.01 | ||
Calculation factor | f2C | 1.04 | ||
Calculation factor | fHC | 1 | ||
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 | 2.35 | kg |
Model No. | Inner Diameter | Outer Diameter | Width | Type |
21950 | 55.5752 | 92.02 | 12.7 | Seals |
---|---|---|---|---|
2312 M | 60 | 130 | 46 | Bearings, units and housings |
308-ZNR | 40 | 90 | 23 | Bearings, units and housings |
BA1B 311585 A | 540 | 630 | 45 | Bearings, units and housings |
BTM 85 ATN9/P4CDB | 85 | 130 | 40.5 | Bearings, units and housings |
BD-C 3224 K-AHX 3224 G | 115 | 215 | 76 | Bearings, units and housings |
K 65x73x30 | 65 | 73 | 30 | Bearings, units and housings |
KMT 26 | 32 | - | 130 | Bearings, units and housings |
LR 30x35x20.5 | 30 | 35 | 20.5 | Bearings, units and housings |
MVR2-65 | 65 | 87 | - | Seals |
NATR 12 PPXA | 12 | 32 | 14 | Bearings, units and housings |
S7005 ACD/HCP4A | 25 | 47 | 12 | Bearings, units and housings |
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