NTN NUP2309EG1 Roller Bearings
| Bearing number: |
7019 CD/HCP4AL |
| Size (mm): |
145x95x24 |
| Bore Diameter (mm): |
145 |
| Outer Diameter (mm): |
95 |
| Width (mm): |
24 |
| d: |
95 mm |
| D: |
145 mm |
| B: |
24 mm |
| PDF |
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Product Details
| Bearing number |
7019 CD/HCP4AL |
| Size (mm) |
145x95x24 |
| Bore Diameter (mm) |
145 |
| Outer Diameter (mm) |
95 |
| Width (mm) |
24 |
| d |
95 mm |
| D |
145 mm |
| B |
24 mm |
| d1 |
110.4 mm |
| d2 |
110.4 mm |
| D1 |
129.6 mm |
| b |
2.2 mm |
| C1 |
13.4 mm |
| C2 |
5.2 mm |
| C3 |
4.3 mm |
| r1,2 - min. |
1.5 mm |
| r3,4 - min. |
1 mm |
| a |
28.2 mm |
| da - min. |
102 mm |
| db - min. |
102 mm |
| Da - max. |
138 mm |
| Db - max. |
141 mm |
| ra - max. |
1.5 mm |
| rb - max. |
1 mm |
| dn |
113.7 mm |
| Basic dynamic load rating - C |
81.9 kN |
| Basic static load rating - C0 |
80 kN |
| Fatigue load limit - Pu |
3.1 kN |
| Limiting speed for grease lubrication |
11000 r/min |
| Limiting speed for oil lubrication |
17000 mm/min |
| Ball - Dw |
15.875 mm |
| Ball - z |
21 |
| Gref |
15.6 cm3 |
| Calculation factor - f0 |
15.7 |
| Preload class A - GA |
310 N |
| Preload class B - GB |
620 N |
| Preload class C - GC |
1240 N |
| Preload class D - GD |
2480 N |
| Calculation factor - f |
1 |
| Calculation factor - f2A |
1 |
| Calculation factor - f2B |
1.02 |
| Calculation factor - f2C |
1.05 |
| Calculation factor - f2D |
1.09 |
| Calculation factor - fHC |
1.02 |
| Preload class A |
120 N/micron |
| Preload class B |
164 N/micron |
| Preload class C |
231 N/micron |
| Preload class D |
335 N/micron |
| r1,2 min. |
1.5 mm |
| r3,4 min. |
1 mm |
| da min. |
102 mm |
| db min. |
102 mm |
| Da max. |
138 mm |
| Db max. |
141 mm |
| ra max. |
1.5 mm |
| rb max. |
1 mm |
| Basic dynamic load rating C |
81.9 kN |
| Basic static load rating C0 |
80 kN |
| Fatigue load limit Pu |
3.1 kN |
| Attainable speed for grease lubrication |
11000 r/min |
| Attainable speed for oil-air lubrication |
17000 r/min |
| Ball diameter Dw |
15.875 mm |
| Number of balls z |
21 |
| Reference grease quantity Gref |
15.6 cm³ |
| Preload class A GA |
310 N |
| Static axial stiffness, preload class A |
120 N/µm |
| Preload class B GB |
620 N |
| Static axial stiffness, preload class B |
164 N/µm |
| Preload class C GC |
1240 N |
| Static axial stiffness, preload class C |
231 N/µm |
| Preload class D GD |
2480 N |
| Static axial stiffness, preload class D |
335 N/µm |
| Calculation factor f |
1.15 |
| Calculation factor f1 |
1 |
| Calculation factor f2A |
1 |
| Calculation factor f2B |
1.02 |
| Calculation factor f2C |
1.05 |
| Calculation factor f2D |
1.09 |
| Calculation factor fHC |
1.02 |
| Calculation factor f0 |
15.7 |
| Mass bearing |
1 kg |
Company Profile
| Worktime |
9.00--18.00 |
| Phone |
0065-31591338 |
| Fax |
0065-31591338 |