70 mm x 125 mm x 24 mm NKE 1214-K self aligning ball bearings
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What is 1214-K bearing interchange？
| Brand Name: |
NKE |
| Model Number: |
1214-K |
| d: |
30 mm |
| D: |
55 mm |
| B: |
13 mm |
| d1: |
37.7 mm |
| d2: |
37.7 mm |
| D1: |
47.3 mm |
| r1,2 min.: |
1 mm |
| r3,4 min.: |
0.3 mm |
| PDF |
1214-K |
Product Details
| d |
30 mm |
| D |
55 mm |
| B |
13 mm |
| d1 |
37.7 mm |
| d2 |
37.7 mm |
| D1 |
47.3 mm |
| r1,2 min. |
1 mm |
| r3,4 min. |
0.3 mm |
| a |
16.6 mm |
| da min. |
34.6 mm |
| db min. |
34.6 mm |
| Da max. |
50.4 mm |
| Db max. |
53 mm |
| ra max. |
1 mm |
| rb max. |
0.3 mm |
| Basic dynamic load rating C |
13.8 kN |
| Basic static load rating C0 |
7.65 kN |
| Fatigue load limit Pu |
0.325 kN |
| Attainable speed for grease lubrication |
34000 r/min |
| Ball diameter Dw |
7.938 mm |
| Number of balls z |
14 |
| Reference grease quantity Gref |
1.59 cm³ |
| Preload class A GA |
90 N |
| Static axial stiffness, preload class A |
88 N/µm |
| Preload class B GB |
180 N |
| Static axial stiffness, preload class B |
113 N/µm |
| Preload class C GC |
360 N |
| Static axial stiffness, preload class C |
147 N/µm |
| Preload class D GD |
720 N |
| Static axial stiffness, preload class D |
195 N/µm |
| Calculation factor f |
1.06 |
| Calculation factor f1 |
0.99 |
| Calculation factor f2A |
1 |
| Calculation factor f2B |
1.02 |
| Calculation factor f2C |
1.05 |
| Calculation factor f2D |
1.08 |
| Calculation factor fHC |
1.02 |
| Calculation factor e |
0.68 |
| Calculation factor (single, tandem) Y2 |
0.87 |
| Calculation factor (back-to-back, face-to-face) Y1 |
0.92 |
| Calculation factor (back-to-back, face-to-face) Y2 |
1.41 |
| Mass bearing |
0.095 kg |