KOYO 2876/2821 tapered roller bearings

Enjoy High Margins 140 Bore Diameter (mm) on 140x80x26 Size (mm) Competitive Pricing.Great Wholesale Products 80 Outer Diameter (mm) at Low Costs.
Size (mm) | 140x80x26 |
Bore Diameter (mm) | 140 |
Outer Diameter (mm) | 80 |
Width (mm) | 26 |
d | 80 mm |
D | 140 mm |
B | 26 mm |
d1 | 99.5 mm |
d2 | 99.5 mm |
D2 | 124.3 mm |
r1,2 – min. | 2 mm |
r3,4 – min. | 1 mm |
a | 38.8 mm |
da – min. | 91 mm |
da – max. | 98.5 mm |
db – min. | 91 mm |
db – max. | 98.5 mm |
Da – max. | 129 mm |
Db – max. | 134.4 mm |
ra – max. | 2 mm |
rb – max. | 1 mm |
Basic dynamic load rating – C | 81.9 kN |
Basic static load rating – C0 | 72 kN |
Fatigue load limit – Pu | 2.9 kN |
Limiting speed for grease lubrication | 10000 r/min |
Ball – Dw | 17.462 mm |
Ball – z | 17 |
Calculation factor – e | 0.68 |
Calculation factor – Y2 | 1.41 |
Calculation factor – Y0 | 0.76 |
Calculation factor – X2 | 0.67 |
Calculation factor – Y1 | 0.92 |
Preload class A – GA | 520 N |
Preload class B – GB | 1040 N |
Preload class C – GC | 2080 N |
Preload class D – GD | 4160 N |
Calculation factor – f | 1.09 |
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 |
Preload class A | 286 N/micron |
Preload class B | 337 N/micron |
Preload class C | 445 N/micron |
Preload class D | 600 N/micron |
r1,2 min. | 2 mm |
r3,4 min. | 1 mm |
da min. | 91 mm |
da max. | 98.5 mm |
db min. | 91 mm |
db max. | 98.5 mm |
Da max. | 129 mm |
Db max. | 134.4 mm |
ra max. | 2 mm |
rb max. | 1 mm |
Basic dynamic load rating C | 81.9 kN |
Basic static load rating C0 | 72 kN |
Fatigue load limit Pu | 2.9 kN |
Attainable speed for grease lubrication | 10000 r/min |
Ball diameter Dw | 17.462 mm |
Number of balls z | 17 |
Preload class A GA | 520 N |
Static axial stiffness, preload class A | 286 N/µm |
Preload class B GB | 1040 N |
Static axial stiffness, preload class B | 337 N/µm |
Preload class C GC | 2080 N |
Static axial stiffness, preload class C | 445 N/µm |
Preload class D GD | 4160 N |
Static axial stiffness, preload class D | 600 N/µm |
Calculation factor f | 1.09 |
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 | 1.28 kg |
Detailed Parameters
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