NNTR55X140X70-2ZL Support Roller Bearing 55x140x70mm
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
| PDF |
|
Product Details
| Bearing number |
7200 CD/HCP4A |
| Size (mm) |
10x30x9 |
| Bore Diameter (mm) |
10 |
| Outer Diameter (mm) |
30 |
| Width (mm) |
9 |
| d |
10 mm |
| D |
30 mm |
| B |
9 mm |
| C |
9 mm |
| d1 |
17.3 mm |
| d2 |
17.3 mm |
| r1 min. |
0,6 mm |
| r2 min. |
0,6 mm |
| r3 min. |
0,3 mm |
| r4 min. |
0,3 mm |
| D1 |
23.1 mm |
| D2 |
24,3 mm |
| da min. |
14.2 mm |
| Da max. |
25.8 mm |
| db min |
14,2 mm |
| ra max. |
0.6 mm |
| rb max. |
0.3 mm |
| dh |
18,3 mm |
| Db max |
27,6 mm |
| Weight |
0,029 Kg |
| Basic dynamic load rating (C) |
4,49 kN |
| Basic static load rating (C0) |
1,93 kN |
| (Grease) Lubrication Speed |
70 000 r/min |
| (Oil) Lubrication Speed |
100 000 r/min |
| Fatigue load limit (Pu) |
0,08 |
| r1,2 min. |
0.6 mm |
| r3,4 min. |
0.3 mm |
| a |
7.3 mm |
| db min. |
14.2 mm |
| Db max. |
27.6 mm |
| dn |
18.3 mm |
| Basic dynamic load rating C |
4.49 kN |
| Basic static load rating C0 |
1.93 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 |
4.762 mm |
| Number of balls z |
10 |
| Reference grease quantity Gref |
0.357 cm³ |
| Preload class A GA |
17 N |
| Static axial stiffness, preload class A |
16 N/µm |
| Preload class B GB |
34 N |
| Static axial stiffness, preload class B |
21 N/µm |
| Preload class C GC |
68 N |
| Static axial stiffness, preload class C |
29 N/µm |
| Preload class D GD |
136 N |
| Static axial stiffness, preload class D |
41 N/µm |
| Calculation factor f |
1.02 |
| 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 |
8.8 |
| Mass bearing |
0.029 kg |
Company Profile
| Worktime |
З понеділка по п'ятницю: з 9:00 до 18:00 |
| Phone |
00(65) 6258 1688 |