TIMKEN 15251D Roller Bearings
| Brand Name |
TIMKEN 15251D Roller Bearings |
| Model Number |
15251D |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
| PDF |
15251D |
Product Details
| Bearing number |
71911 CD/P4AL |
| Size (mm) |
80x55x13 |
| Bore Diameter (mm) |
80 |
| Outer Diameter (mm) |
55 |
| Width (mm) |
13 |
| d |
55 mm |
| D |
80 mm |
| B |
13 mm |
| d1 |
62.7 mm |
| d2 |
62.7 mm |
| D1 |
72.3 mm |
| b |
2.2 mm |
| C1 |
6.5 mm |
| C2 |
3.2 mm |
| C3 |
2 mm |
| r1,2 - min. |
1 mm |
| r3,4 - min. |
0.3 mm |
| a |
15.6 mm |
| da - min. |
59.6 mm |
| db - min. |
59.6 mm |
| Da - max. |
75.4 mm |
| Db - max. |
78 mm |
| ra - max. |
1 mm |
| rb - max. |
0.3 mm |
| dn |
64.7 mm |
| Basic dynamic load rating - C |
19.5 kN |
| Basic static load rating - C0 |
14.6 kN |
| Fatigue load limit - Pu |
0.62 kN |
| Limiting speed for grease lubrication |
16000 r/min |
| Limiting speed for oil lubrication |
26000 mm/min |
| Ball - Dw |
7.938 mm |
| Ball - z |
23 |
| Gref |
2.49 cm3 |
| Calculation factor - f0 |
10.4 |
| Preload class A - GA |
70 N |
| Preload class B - GB |
140 N |
| Preload class C - GC |
280 N |
| Preload class D - GD |
560 N |
| Calculation factor - f |
1 |
| Calculation factor - f2A |
1 |
| Calculation factor - f2B |
1.04 |
| Calculation factor - f2C |
1.09 |
| Calculation factor - f2D |
1.15 |
| Calculation factor - fHC |
1 |
| Preload class A |
49 N/micron |
| Preload class B |
65 N/micron |
| Preload class C |
89 N/micron |
| Preload class D |
126 N/micron |
| r1,2 min. |
1 mm |
| r3,4 min. |
0.3 mm |
| da min. |
59.6 mm |
| db min. |
59.6 mm |
| Da max. |
75.4 mm |
| Db max. |
78 mm |
| ra max. |
1 mm |
| rb max. |
0.3 mm |
| Basic dynamic load rating C |
19.5 kN |
| Basic static load rating C0 |
14.6 kN |
| Fatigue load limit Pu |
0.62 kN |
| Attainable speed for grease lubrication |
16000 r/min |
| Attainable speed for oil-air lubrication |
26000 r/min |
| Ball diameter Dw |
7.938 mm |
| Number of balls z |
23 |
| Reference grease quantity Gref |
2.49 cm³ |
| Preload class A GA |
70 N |
| Static axial stiffness, preload class A |
49 N/µm |
| Preload class B GB |
140 N |
| Static axial stiffness, preload class B |
65 N/µm |
| Preload class C GC |
280 N |
| Static axial stiffness, preload class C |
89 N/µm |
| Preload class D GD |
560 N |
| Static axial stiffness, preload class D |
126 N/µm |
| Calculation factor f |
1.15 |
| Calculation factor f1 |
1 |
| Calculation factor f2A |
1 |
| Calculation factor f2B |
1.04 |
| Calculation factor f2C |
1.09 |
| Calculation factor f2D |
1.15 |
| Calculation factor fHC |
1 |
| Calculation factor f0 |
10.4 |
| Mass bearing |
0.18 kg |
Company Profile
| Worktime |
Seg - Sex (9.00 - 18.00) Sáb (9: 00-12: 00) |
| Phone |
(65) 8257 8518 |
| Fax |
(65) 6258 7399 |