Fersa 495A/493 tapered roller bearings
| Brand Name |
Fersa |
| Model Number |
495A/493 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
Fersa 495A/493 bearing Size Chart (mm/inches) |
|---|
| Bearing number | 7207 CD/P4A |
| Size (mm) | 35x72x17 |
| Bore Diameter (mm) | 35 |
| Outer Diameter (mm) | 72 |
| Width (mm) | 17 |
| d | 35 mm |
| D | 72 mm |
| B | 17 mm |
| C | 17 mm |
| d1 | 46,8 mm |
| d2 | 46,8 mm |
| r1 min. | 1,1 mm |
| r2 min. | 1,1 mm |
| r3 min. | 0,3 mm |
| r4 min. | 0,3 mm |
| D1 | 60,2 mm |
| D2 | 63,2 mm |
| da min. | 42 mm |
| Da max. | 65 mm |
| db min | 42 mm |
| ra max. | 1 mm |
| rb max. | 0,3 mm |
| dh | 49,7 mm |
| Db max | 69,6 mm |
| Weight | 0,29 Kg |
| Basic dynamic load rating (C) | 31,9 kN |
| Basic static load rating (C0) | 21,6 kN |
| (Grease) Lubrication Speed | 20 000 r/min |
| (Oil) Lubrication Speed | 34 000 r/min |
| Fatigue load limit (Pu) | 0,915 |
| Category | Precision Ball Bearings |
| Inventory | 0.0 |
| Manufacturer Name | SKF |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.294 |
| EAN | 7316571068183 |
| Product Group | B04270 |
| Enclosure | Open |
| Precision Class | ABEC 7 | ISO P4 |
| Material - Ball | Steel |
| Number of Bearings | 1 (Single) |
| Contact Angle | 15 Degree |
| Preload | None |
| Raceway Style | 1 Rib Outer Ring |
| Cage Material | Phenolic |
| Rolling Element | Ball Bearing |
| Flush Ground | No |
| Inch - Metric | Metric |
| Other Features | Single Row | Angular Contact | Super Precision | High Capacity |
| Long Description | 35MM Bore; 72MM Outside Diameter; 17MM Width; Open Enclosure; ABEC 7 | ISO P4 Precision; Steel Ball Material; 1 (Single) Bearings; 15 Degree Contact Angle; Phenolic Cage Material; 1 Rib Outer Ring Rac |
| Category | Precision Ball Bearings |
| UNSPSC | 31171531 |
| Harmonized Tariff Code | 8482.10.50.28 |
| Noun | Bearing |
| Keyword String | Angular Contact Ball |
| Manufacturer URL | http://www.skf.com |
| Manufacturer Item Number | 7207 CD/P4A |
| Weight / LBS | 0.648 |
| Bore | 1.378 Inch | 35 Millimeter |
| Width | 0.669 Inch | 17 Millimeter |
| Outside Diameter | 2.835 Inch | 72 Millimeter |
| d1 | 46.8 mm |
| d2 | 46.8 mm |
| D1 | 60.2 mm |
| r1,2 min. | 1.1 mm |
| r3,4 min. | 0.3 mm |
| a | 15.7 mm |
| da min. | 42 mm |
| db min. | 42 mm |
| Da max. | 65 mm |
| Db max. | 69.6 mm |
| ra max. | 1 mm |
| rb max. | 0.3 mm |
| dn | 49.7 mm |
| Basic dynamic load rating C | 31.9 kN |
| Basic static load rating C0 | 21.6 kN |
| Fatigue load limit Pu | 0.915 kN |
| Attainable speed for grease lubrication | 20000 r/min |
| Attainable speed for oil-air lubrication | 34000 r/min |
| Ball diameter Dw | 11.112 mm |
| Number of balls z | 13 |
| Reference grease quantity Gref | 3.903 cm³ |
| Preload class A GA | 120 N |
| Static axial stiffness, preload class A | 50 N/µm |
| Preload class B GB | 240 N |
| Static axial stiffness, preload class B | 67 N/µm |
| Preload class C GC | 480 N |
| Static axial stiffness, preload class C | 94 N/µm |
| Preload class D GD | 960 N |
| Static axial stiffness, preload class D | 136 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 | 1.05 |
| Calculation factor fHC | 1 |
| Calculation factor f0 | 13.9 |
| Mass bearing | 0.28 kg |