NACHI 53436U Impulse ball bearings
| Brand Name |
NACHI |
| Model Number |
53436U |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
NACHI 53436U bearing Size Chart (mm/inches) |
|---|
| Bearing number | S71909 CD/HCP4A |
| Size (mm) | 45x68x12 |
| Bore Diameter (mm) | 45 |
| Outer Diameter (mm) | 68 |
| Width (mm) | 12 |
| d | 45 mm |
| D | 68 mm |
| B | 12 mm |
| C | 12 mm |
| d1 | 52,6 mm |
| d2 | 52,6 mm |
| r1 min. | 0,6 mm |
| r2 min. | 0,6 mm |
| r3 min. | 0,3 mm |
| r4 min. | 0,3 mm |
| D1 | 60,4 mm |
| D2 | 62,6 mm |
| da min. | 48,2 mm |
| Da max. | 64,8 mm |
| db min | 48,2 mm |
| ra max. | 0,6 mm |
| rb max. | 0,3 mm |
| dh | 54,2 mm |
| Db max | 66,6 mm |
| Weight | 0,12 Kg |
| Basic dynamic load rating (C) | 13 kN |
| Basic static load rating (C0) | 9,5 kN |
| (Grease) Lubrication Speed | 24 000 r/min |
| (Oil) Lubrication Speed | 36 000 r/min |
| Fatigue load limit (Pu) | 0,4 |
| d1 | 52.6 mm |
| d2 | 52.6 mm |
| D2 | 62.62 mm |
| r1,2 min. | 0.6 mm |
| r3,4 min. | 0.3 mm |
| a | 13.6 mm |
| da min. | 48.2 mm |
| da max. | 52.1 mm |
| db min. | 48.2 mm |
| db max. | 52.1 mm |
| Da max. | 64.8 mm |
| Db max. | 66.6 mm |
| ra max. | 0.6 mm |
| rb max. | 0.3 mm |
| Basic dynamic load rating C | 13 kN |
| Basic static load rating C0 | 9.5 kN |
| Fatigue load limit Pu | 0.4 kN |
| Attainable speed for grease lubrication | 24000 r/min |
| Ball diameter Dw | 6.35 mm |
| Number of balls z | 23 |
| Preload class A GA | 50 N |
| Static axial stiffness, preload class A | 44 N/µm |
| Preload class B GB | 100 N |
| Static axial stiffness, preload class B | 59 N/µm |
| Preload class C GC | 200 N |
| Static axial stiffness, preload class C | 81 N/µm |
| Preload class D GD | 400 N |
| Static axial stiffness, preload class D | 115 N/µm |
| Calculation factor f | 1.11 |
| 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 | 10.5 |
| Mass bearing | 0.12 kg |