298,45 mm x 444,5 mm x 61,912 mm NTN EE291175/291750 Tapered Roller Bearings
| Brand Name |
NTN |
| Model Number |
EE291175/291750 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
NTN EE291175/291750 bearing Size Chart (mm/inches) |
|---|
| Bearing number | 71968 ACDMA/HCP4A |
| Size (mm) | 460x340x56 |
| Bore Diameter (mm) | 460 |
| Outer Diameter (mm) | 340 |
| Width (mm) | 56 |
| d | 340 mm |
| D | 460 mm |
| B | 56 mm |
| d1 | 377 mm |
| d2 | 377 mm |
| D1 | 423 mm |
| r1,2 - min. | 3 mm |
| r3,4 - min. | 1.1 mm |
| a | 121.6 mm |
| da - min. | 353 mm |
| db - min. | 353 mm |
| Da - max. | 445 mm |
| Db - max. | 454 mm |
| ra - max. | 2.5 mm |
| rb - max. | 1 mm |
| dn | 387 mm |
| Basic dynamic load rating - C | 364 kN |
| Basic static load rating - C0 | 640 kN |
| Fatigue load limit - Pu | 13.4 kN |
| Limiting speed for grease lubrication | 2400 r/min |
| Limiting speed for oil lubrication | 3800 mm/min |
| Ball - Dw | 38.1 mm |
| Ball - z | 29 |
| Gref | 294 cm3 |
| Calculation factor - e | 0.68 |
| Calculation factor - Y2 | 0.87 |
| Calculation factor - Y0 | 0.38 |
| Calculation factor - X2 | 0.41 |
| Calculation factor - Y1 | 0.92 |
| Calculation factor - Y2 | 1.41 |
| Calculation factor - Y0 | 0.76 |
| Calculation factor - X2 | 0.67 |
| Preload class A - GA | 2300 N |
| Preload class B - GB | 4600 N |
| Preload class C - GC | 9200 N |
| Preload class D - GD | 18400 N |
| Calculation factor - f | 1.27 |
| Calculation factor - f1 | 0.98 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.07 |
| Calculation factor - f2C | 1.12 |
| Calculation factor - f2D | 1.17 |
| Calculation factor - fHC | 1.04 |
| Preload class A | 820 N/micron |
| Preload class B | 1073 N/micron |
| Preload class C | 1425 N/micron |
| Preload class D | 1934 N/micron |
| d1 | 377 mm |
| d2 | 377 mm |
| D1 | 423 mm |
| r1,2 min. | 3 mm |
| r3,4 min. | 1.1 mm |
| da min. | 353 mm |
| db min. | 353 mm |
| Da max. | 445 mm |
| Db max. | 454 mm |
| ra max. | 2.5 mm |
| rb max. | 1 mm |
| dn | 387 mm |
| Basic dynamic load rating C | 364 kN |
| Basic static load rating C0 | 640 kN |
| Fatigue load limit Pu | 13.4 kN |
| Attainable speed for grease lubrication | 2400 r/min |
| Attainable speed for oil-air lubrication | 3800 r/min |
| Ball diameter Dw | 38.1 mm |
| Number of balls z | 29 |
| Reference grease quantity Gref | 294 cm³ |
| Preload class A GA | 2300 N |
| Static axial stiffness, preload class A | 820 N/µm |
| Preload class B GB | 4600 N |
| Static axial stiffness, preload class B | 1073 N/µm |
| Preload class C GC | 9200 N |
| Static axial stiffness, preload class C | 1425 N/µm |
| Preload class D GD | 18400 N |
| Static axial stiffness, preload class D | 1934 N/µm |
| Calculation factor f | 1.27 |
| Calculation factor f1 | 0.98 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.07 |
| Calculation factor f2C | 1.12 |
| Calculation factor f2D | 1.17 |
| Calculation factor fHC | 1.04 |
| 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 | 21.6 kg |