NTN 24128EAK30W33 Roller Bearings
| Bearing number: | 7224 CD/HCP4A |
| Size (mm): | 215x120x40 |
| Bore Diameter (mm): | 215 |
| Outer Diameter (mm): | 120 |
| Width (mm): | 40 |
| d: | 120 mm |
| D: | 215 mm |
| B: | 40 mm |
| PDF |
|
Product Details
| Bearing number | 7224 CD/HCP4A |
| Size (mm) | 215x120x40 |
| Bore Diameter (mm) | 215 |
| Outer Diameter (mm) | 120 |
| Width (mm) | 40 |
| d | 120 mm |
| D | 215 mm |
| B | 40 mm |
| d1 | 150.3 mm |
| d2 | 150.3 mm |
| D1 | 186.7 mm |
| r1,2 - min. | 2.1 mm |
| r3,4 - min. | 1.1 mm |
| a | 42.7 mm |
| da - min. | 132 mm |
| db - min. | 132 mm |
| Da - max. | 203 mm |
| Db - max. | 208 mm |
| ra - max. | 2 mm |
| rb - max. | 1 mm |
| dn | 158.2 mm |
| Basic dynamic load rating - C | 199 kN |
| Basic static load rating - C0 | 193 kN |
| Fatigue load limit - Pu | 6.3 kN |
| Limiting speed for grease lubrication | 8000 r/min |
| Limiting speed for oil lubrication | 12000 mm/min |
| Ball - Dw | 30.162 mm |
| Ball - z | 15 |
| Gref | 69.084 cm3 |
| Calculation factor - f0 | 14.6 |
| Preload class A - GA | 750 N |
| Preload class B - GB | 1500 N |
| Preload class C - GC | 3000 N |
| Preload class D - GD | 6000 N |
| 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 | 154 N/micron |
| Preload class B | 209 N/micron |
| Preload class C | 289 N/micron |
| Preload class D | 414 N/micron |
| Category | Precision Ball Bearings |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 4.6 |
| Product Group | B04270 |
| Enclosure | Open |
| Precision Class | ABEC 7 | ISO P4 |
| Material - Ball | Ceramic |
| 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 | Hybrid | Corrosion Resistant Ball |
| Long Description | 120MM Bore; 215MM Outside Diameter; 40MM Width; Open Enclosure; ABEC 7 | ISO P4 Precision; Ceramic Ball Material; 1 (Single) Bearings; 15 Degree Contact Angle; Phenolic Cage Material; 1 Rib Outer Ring |
| UNSPSC | 31171531 |
| Harmonized Tariff Code | 8482.10.50.28 |
| Noun | Bearing |
| Keyword String | Angular Contact Ball |
| Manufacturer Item Number | 7224 CD/HCP4A |
| Weight / LBS | 10.121 |
| Outside Diameter | 8.465 Inch | 215 Millimeter |
| Bore | 4.724 Inch | 120 Millimeter |
| Width | 1.575 Inch | 40 Millimeter |
| r1,2 min. | 2.1 mm |
| r3,4 min. | 1.1 mm |
| da min. | 132 mm |
| db min. | 132 mm |
| Da max. | 203 mm |
| Db max. | 208 mm |
| ra max. | 2 mm |
| rb max. | 1 mm |
| Basic dynamic load rating C | 199 kN |
| Basic static load rating C0 | 193 kN |
| Fatigue load limit Pu | 6.3 kN |
| Attainable speed for grease lubrication | 8000 r/min |
| Attainable speed for oil-air lubrication | 12000 r/min |
| Ball diameter Dw | 30.162 mm |
| Number of balls z | 15 |
| Reference grease quantity Gref | 69.084 cm³ |
| Preload class A GA | 750 N |
| Static axial stiffness, preload class A | 154 N/µm |
| Preload class B GB | 1500 N |
| Static axial stiffness, preload class B | 209 N/µm |
| Preload class C GC | 3000 N |
| Static axial stiffness, preload class C | 289 N/µm |
| Preload class D GD | 6000 N |
| Static axial stiffness, preload class D | 414 N/µm |
| Calculation factor f | 1.08 |
| 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 | 14.6 |
| Mass bearing | 4.41 kg |
Company Profile
| Worktime |
9.00--18.00 |
| Phone |
0065-31591338 |
| Fax |
0065-31591338 |
