NTN L555249/L555210D+A Tapered Roller Bearings
| Brand Name |
NTN |
| Model Number |
L555249/L555210D+A |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
NTN L555249/L555210D+A bearing Size Chart (mm/inches) |
|---|
| Bearing number | S7206 CD/HCP4A |
| Size (mm) | 62x30x16 |
| Bore Diameter (mm) | 62 |
| Outer Diameter (mm) | 30 |
| Width (mm) | 16 |
| d | 30 mm |
| D | 62 mm |
| B | 16 mm |
| d1 | 40.2 mm |
| d2 | 40.2 mm |
| D2 | 54 mm |
| r1,2 - min. | 1 mm |
| r3,4 - min. | 0.3 mm |
| a | 14.2 mm |
| da - min. | 35.6 mm |
| da - max. | 39.6 mm |
| db - min. | 35.6 mm |
| db - max. | 39.6 mm |
| Da - max. | 56.4 mm |
| Db - max. | 59.6 mm |
| ra - max. | 1 mm |
| rb - max. | 0.3 mm |
| Basic dynamic load rating - C | 24.2 kN |
| Basic static load rating - C0 | 16 kN |
| Fatigue load limit - Pu | 0.67 kN |
| Limiting speed for grease lubrication | 32000 r/min |
| Ball - Dw | 9.525 mm |
| Ball - z | 13 |
| Calculation factor - f0 | 14 |
| Preload class A - GA | 90 N |
| Preload class B - GB | 180 N |
| Preload class C - GC | 360 N |
| Preload class D - GD | 720 N |
| Calculation factor - f | 1.05 |
| Calculation factor - f | 1 |
| 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 | 48 N/micron |
| Preload class B | 65 N/micron |
| Preload class C | 91 N/micron |
| Preload class D | 131 N/micron |
| d1 | 40.2 mm |
| d2 | 40.2 mm |
| D2 | 54 mm |
| r1,2 min. | 1 mm |
| r3,4 min. | 0.3 mm |
| da min. | 35.6 mm |
| da max. | 39.6 mm |
| db min. | 35.6 mm |
| db max. | 39.6 mm |
| Da max. | 56.4 mm |
| Db max. | 59.6 mm |
| ra max. | 1 mm |
| rb max. | 0.3 mm |
| Basic dynamic load rating C | 24.2 kN |
| Basic static load rating C0 | 16 kN |
| Fatigue load limit Pu | 0.67 kN |
| Attainable speed for grease lubrication | 32000 r/min |
| Ball diameter Dw | 9.525 mm |
| Number of balls z | 13 |
| Preload class A GA | 90 N |
| Static axial stiffness, preload class A | 48 N/µm |
| Preload class B GB | 180 N |
| Static axial stiffness, preload class B | 65 N/µm |
| Preload class C GC | 360 N |
| Static axial stiffness, preload class C | 91 N/µm |
| Preload class D GD | 720 N |
| Static axial stiffness, preload class D | 131 N/µm |
| Calculation factor f | 1.05 |
| Calculation factor f1 | 1 |
| 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 f0 | 14 |
| Mass bearing | 0.17 kg |