NTN K28×32×17 needle roller bearings
NTN K28×32×17 needle roller bearings Product Brochures , 80 Outer Diameter (mm) 100 Bore Diameter (mm) Manufacturing Service . Get Your 100x80x10 Size (mm) Free.
| Size (mm) | 100x80x10 |
| Bore Diameter (mm) | 100 |
| Outer Diameter (mm) | 80 |
| Width (mm) | 10 |
| d | 80 mm |
| D | 100 mm |
| B | 10 mm |
| d1 | 86.7 mm |
| d2 | 86.7 mm |
| D1 | 93.5 mm |
| r1,2 – min. | 0.6 mm |
| r3,4 – min. | 0.3 mm |
| a | 17.1 mm |
| da – min. | 83.2 mm |
| db – min. | 83.2 mm |
| Da – max. | 96.8 mm |
| Db – max. | 98 mm |
| ra – max. | 0.6 mm |
| rb – max. | 0.3 mm |
| dn | 87.4 mm |
| Basic dynamic load rating – C | 14.6 kN |
| Basic static load rating – C0 | 18.3 kN |
| Fatigue load limit – Pu | 0.765 kN |
| Limiting speed for grease lubrication | 15000 r/min |
| Limiting speed for oil lubrication | 22000 mm/min |
| Ball – Dw | 5.556 mm |
| Ball – z | 35 |
| Gref | 1.6 cm3 |
| Calculation factor – f0 | 17.4 |
| Preload class A – GA | 78 N |
| Preload class B – GB | 235 N |
| Preload class C – GC | 470 N |
| Calculation factor – f | 1 |
| Calculation factor – f2A | 1 |
| Calculation factor – f2B | 1.1 |
| Calculation factor – f2C | 1.18 |
| Calculation factor – fHC | 1.02 |
| Preload class A | 82 N/micron |
| Preload class B | 143 N/micron |
| Preload class C | 212 N/micron |
| r1,2 min. | 0.6 mm |
| r3,4 min. | 0.3 mm |
| da min. | 83.2 mm |
| db min. | 83.2 mm |
| Da max. | 96.8 mm |
| Db max. | 98 mm |
| ra max. | 0.6 mm |
| rb max. | 0.3 mm |
| Basic dynamic load rating C | 14.6 kN |
| Basic static load rating C0 | 18.3 kN |
| Fatigue load limit Pu | 0.765 kN |
| Attainable speed for grease lubrication | 15000 r/min |
| Attainable speed for oil-air lubrication | 22000 r/min |
| Ball diameter Dw | 5.556 mm |
| Number of balls z | 35 |
| Reference grease quantity Gref | 1.6 cm³ |
| Preload class A GA | 78 N |
| Static axial stiffness, preload class A | 82 N/µm |
| Preload class B GB | 235 N |
| Static axial stiffness, preload class B | 143 N/µm |
| Preload class C GC | 470 N |
| Static axial stiffness, preload class C | 212 N/µm |
| Calculation factor f | 1.41 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.1 |
| Calculation factor f2C | 1.18 |
| Calculation factor fHC | 1.02 |
| Calculation factor f0 | 17.4 |
| Mass bearing | 0.14 kg |
Detailed Parameters
parameter：
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