QM INDUSTRIES TAMC20K090SO Cartridge Unit Bearings
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Brand Name: | QM INDUSTRIES |
Model Number: | TAMC20K090SO |
d: | 40 mm |
D: | 68 mm |
B: | 15 mm |
d1: | 49.7 mm |
d2: | 47.6 mm |
D1: | 58.25 mm |
b: | 1.4 mm |
C1: | 4.5 mm |
PDF |
TAMC20K090SO |
Product Details
d | 40 mm |
D | 68 mm |
B | 15 mm |
d1 | 49.7 mm |
d2 | 47.6 mm |
D1 | 58.25 mm |
b | 1.4 mm |
C1 | 4.5 mm |
C2 | 2.5 mm |
C3 | 3 mm |
r1,2 min. | 1 mm |
r3,4 min. | 0.6 mm |
a | 14.8 mm |
da min. | 44.6 mm |
db min. | 44.6 mm |
Da max. | 63.4 mm |
Db max. | 63.8 mm |
ra max. | 1 mm |
rb max. | 0.6 mm |
dn | 51.6 mm |
Basic dynamic load rating C | 12.4 kN |
Basic static load rating C0 | 7.65 kN |
Fatigue load limit Pu | 0.32 kN |
Attainable speed for grease lubrication | 36000 r/min |
Attainable speed for oil-air lubrication | 56000 r/min |
Ball diameter Dw | 7.144 mm |
Number of balls z | 19 |
Reference grease quantity Gref | 2.8 cm³ |
Preload class A GA | 65 N |
Static axial stiffness, preload class A | 38 N/µm |
Preload class B GB | 200 N |
Static axial stiffness, preload class B | 60 N/µm |
Preload class C GC | 390 N |
Static axial stiffness, preload class C | 81 N/µm |
Calculation factor f | 1.06 |
Calculation factor f1 | 1 |
Calculation factor f2A | 1 |
Calculation factor f2B | 1.03 |
Calculation factor f2C | 1.05 |
Calculation factor fHC | 1.01 |
Calculation factor f0 | 8.1 |
Mass bearing | 0.17 kg |