NTN 3490/3420 services Roller Bearings
| Brand Name |
NTN 3490/3420 services Roller Bearings |
| Model Number |
3490/3420 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
| PDF |
3490/3420 |
Product Details
| Bearing number | 71911 CB/HCP4AL |
| Size (mm) | 80x55x13 |
| Bore Diameter (mm) | 80 |
| Outer Diameter (mm) | 55 |
| Width (mm) | 13 |
| d | 55 mm |
| D | 80 mm |
| B | 13 mm |
| d1 | 63.94 mm |
| d2 | 62.7 mm |
| D2 | 73.2 mm |
| b | 2 mm |
| C1 | 6.5 mm |
| C2 | 3.8 mm |
| C3 | 1.7 mm |
| r1,2 - min. | 1 mm |
| r3,4 - min. | 0.3 mm |
| a | 18.8 mm |
| da - min. | 59.6 mm |
| db - min. | 59.6 mm |
| Da - max. | 75.4 mm |
| Db - max. | 78 mm |
| ra - max. | 1 mm |
| rb - max. | 0.3 mm |
| dn | 64.8 mm |
| Basic dynamic load rating - C | 10 kN |
| Basic static load rating - C0 | 8.2 kN |
| Fatigue load limit - Pu | 0.345 kN |
| Limiting speed for grease lubrication | 28000 r/min |
| Limiting speed for oil lubrication | 43000 mm/min |
| Ball - Dw | 5.556 mm |
| Ball - z | 28 |
| Gref | 2.58 cm3 |
| Calculation factor - f0 | 9.8 |
| Preload class A - GA | 33 N |
| Preload class B - GB | 66 N |
| Preload class C - GC | 200 N |
| Calculation factor - f | 1 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.03 |
| Calculation factor - f2C | 1.08 |
| Calculation factor - fHC | 1.01 |
| Preload class A | 38 N/micron |
| Preload class B | 50 N/micron |
| Preload class C | 80 N/micron |
| r1,2 min. | 1 mm |
| r3,4 min. | 0.3 mm |
| da min. | 59.6 mm |
| db min. | 59.6 mm |
| Da max. | 75.4 mm |
| Db max. | 78 mm |
| ra max. | 1 mm |
| rb max. | 0.3 mm |
| Basic dynamic load rating C | 13.5 kN |
| Basic static load rating C0 | 13.7 kN |
| Fatigue load limit Pu | 0.345 kN |
| Attainable speed for grease lubrication | 28000 r/min |
| Attainable speed for oil-air lubrication | 43000 r/min |
| Ball diameter Dw | 5.556 mm |
| Number of balls z | 28 |
| Reference grease quantity Gref | 2.58 cm³ |
| Preload class A GA | 33 N |
| Static axial stiffness, preload class A | 38 N/µm |
| Preload class B GB | 66 N |
| Static axial stiffness, preload class B | 50 N/µm |
| Preload class C GC | 200 N |
| Static axial stiffness, preload class C | 80 N/µm |
| Calculation factor f | 1.09 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.03 |
| Calculation factor f2C | 1.08 |
| Calculation factor fHC | 1.01 |
| Calculation factor f0 | 9.8 |
| Mass bearing | 0.17 kg |
Company Profile
| Worktime |
Seg - Sex (9.00 - 18.00) Sáb (9: 00-12: 00) |
| Phone |
(65) 8257 8518 |
| Fax |
(65) 6258 7399 |
