Cylindrical Roller Bearings Distributior NU2320 E CX
100% Authentic. Pioneer Machinery Source 28x15x7 Cylindrical Roller Bearings Distributior NU2320 E CX Highest 28x15x7 Size (mm) Quality. 28 Bore Diameter (mm) Certified Supplier.
| Bearing number: | 71902 CD/HCP4A |
| Size (mm): | 28x15x7 |
| Bore Diameter (mm): | 28 |
| Outer Diameter (mm): | 15 |
| Width (mm): | 7 |
| d: | 15 mm |
| D: | 28 mm |
| B: | 7 mm |
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Product Details
| Bearing number | 71902 CD/HCP4A |
| Size (mm) | 28x15x7 |
| Bore Diameter (mm) | 28 |
| Outer Diameter (mm) | 15 |
| Width (mm) | 7 |
| d | 15 mm |
| D | 28 mm |
| B | 7 mm |
| d1 | 18.9 mm |
| d2 | 18.9 mm |
| D1 | 23.7 mm |
| r1,2 - min. | 0.3 mm |
| r3,4 - min. | 0.2 mm |
| a | 6.4 mm |
| da - min. | 17 mm |
| db - min. | 17 mm |
| Da - max. | 26 mm |
| Db - max. | 26.6 mm |
| ra - max. | 0.3 mm |
| rb - max. | 0.2 mm |
| dn | 20.1 mm |
| Basic dynamic load rating - C | 4 kN |
| Basic static load rating - C0 | 1.9 kN |
| Fatigue load limit - Pu | 0.08 kN |
| Limiting speed for grease lubrication | 70000 r/min |
| Limiting speed for oil lubrication | 100000 mm/min |
| Ball - Dw | 3.969 mm |
| Ball - z | 13 |
| Gref | 0.21 cm3 |
| Calculation factor - f0 | 9.6 |
| Preload class A - GA | 15 N |
| Preload class B - GB | 30 N |
| Preload class C - GC | 60 N |
| Preload class D - GD | 120 N |
| Calculation factor - f | 1 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.07 |
| Calculation factor - f2C | 1.12 |
| Calculation factor - f2D | 1.18 |
| Calculation factor - fHC | 1.04 |
| Preload class A | 18 N/micron |
| Preload class B | 23 N/micron |
| Preload class C | 32 N/micron |
| Preload class D | 45 N/micron |
| Category | Precision Ball Bearings |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.019 |
| 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 | High Precision | Hybrid | Corrosion Resistant Ball |
| Long Description | 15MM Bore; 28MM Outside Diameter; 7MM 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 Ra |
| UNSPSC | 31171531 |
| Harmonized Tariff Code | 8482.10.50.28 |
| Noun | Bearing |
| Keyword String | Angular Contact Ball |
| Manufacturer Item Number | 71902 CD/HCP4A |
| Weight / LBS | 0.042 |
| Width | 0.276 Inch | 7 Millimeter |
| Bore | 0.591 Inch | 15 Millimeter |
| Outside Diameter | 1.102 Inch | 28 Millimeter |
| r1,2 min. | 0.3 mm |
| r3,4 min. | 0.2 mm |
| da min. | 17 mm |
| db min. | 17 mm |
| Da max. | 26 mm |
| Db max. | 26.6 mm |
| ra max. | 0.3 mm |
| rb max. | 0.2 mm |
| Basic dynamic load rating C | 3.97 kN |
| Basic static load rating C0 | 1.9 kN |
| Fatigue load limit Pu | 0.08 kN |
| Attainable speed for grease lubrication | 70000 r/min |
| Attainable speed for oil-air lubrication | 100000 r/min |
| Ball diameter Dw | 3.969 mm |
| Number of balls z | 13 |
| Reference grease quantity Gref | 0.21 cm³ |
| Preload class A GA | 15 N |
| Static axial stiffness, preload class A | 18 N/µm |
| Preload class B GB | 30 N |
| Static axial stiffness, preload class B | 23 N/µm |
| Preload class C GC | 60 N |
| Static axial stiffness, preload class C | 32 N/µm |
| Preload class D GD | 120 N |
| Static axial stiffness, preload class D | 45 N/µm |
| Calculation factor f | 1.05 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.07 |
| Calculation factor f2C | 1.12 |
| Calculation factor f2D | 1.18 |
| Calculation factor fHC | 1.04 |
| Calculation factor f0 | 9.6 |
| Mass bearing | 0.014 kg |
Company Profile
| Worktime |
7:00AM - 6:00PM |
| Phone |
0065 82577418 |
| Fax |
0065 82577552 |
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