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 |
| PDF |
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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 |