| Bearing number | S71910 ACD/P4A |
| Size (mm) | 50x72x12 |
| Bore Diameter (mm) | 50 |
| Outer Diameter (mm) | 72 |
| Width (mm) | 12 |
| d | 50 mm |
| D | 72 mm |
| B | 12 mm |
| C | 12 mm |
| d1 | 57.1 mm |
| d2 | 57.1 mm |
| r1 min. | 0,6 mm |
| r2 min. | 0,6 mm |
| r3 min. | 0,3 mm |
| r4 min. | 0,3 mm |
| D1 | 64,9 mm |
| D2 | 67.12 mm |
| da min. | 53.2 mm |
| Da max. | 68.8 mm |
| db min | 53,2 mm |
| ra max. | 0.6 mm |
| rb max. | 0.3 mm |
| dh | 58,7 mm |
| Db max | 70,6 mm |
| Weight | 0,13 Kg |
| Basic dynamic load rating (C) | 12,7 kN |
| Basic static load rating (C0) | 9,8 kN |
| (Grease) Lubrication Speed | 16 000 r/min |
| (Oil) Lubrication Speed | 26 000 r/min |
| Fatigue load limit (Pu) | 0,415 |
| Category | Precision Ball Bearings |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Product Group | B04270 |
| Enclosure | 2 Seals |
| Precision Class | ABEC 7 | ISO P4 |
| Material - Ball | Steel |
| Number of Bearings | 1 (Single) |
| Contact Angle | 25 Degree |
| Preload | None |
| Raceway Style | 1 Rib Outer Ring |
| Cage Material | Phenolic |
| Rolling Element | Ball Bearing |
| Enclosure Type | Non Contact Seal |
| Flush Ground | No |
| Inch - Metric | Metric |
| Other Features | Single Row | Angular Contact | High Capacity Basic Design |
| Long Description | 50MM Bore; 72MM Outside Diameter; 12MM Width; 2 Seals Enclosure; ABEC 7 | ISO P4 Precision; Steel Ball Material; 1 (Single) Bearing; 25 Degree Contact Angle; Phenolic Cage Material; 1 Rib Outer Ring R |
| UNSPSC | 31171531 |
| Harmonized Tariff Code | 8482.10.50.28 |
| Noun | Bearing |
| Keyword String | Ball Angular Contact |
| Bore | 1.969 Inch | 50 Millimeter |
| Width | 0.472 Inch | 12 Millimeter |
| Outside Diameter | 2.835 Inch | 72 Millimeter |
| r1,2 min. | 0.6 mm |
| r3,4 min. | 0.3 mm |
| a | 20.3 mm |
| da max. | 56.6 mm |
| db min. | 53.2 mm |
| db max. | 56.6 mm |
| Db max. | 70.6 mm |
| Basic dynamic load rating C | 12.7 kN |
| Basic static load rating C0 | 9.8 kN |
| Fatigue load limit Pu | 0.415 kN |
| Attainable speed for grease lubrication | 16000 r/min |
| Ball diameter Dw | 6.35 mm |
| Number of balls z | 25 |
| Preload class A GA | 80 N |
| Static axial stiffness, preload class A | 105 N/µm |
| Preload class B GB | 160 N |
| Static axial stiffness, preload class B | 137 N/µm |
| Preload class C GC | 320 N |
| Static axial stiffness, preload class C | 180 N/µm |
| Preload class D GD | 640 N |
| Static axial stiffness, preload class D | 240 N/µm |
| Calculation factor f | 1.13 |
| Calculation factor f1 | 0.98 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.04 |
| Calculation factor f2C | 1.08 |
| Calculation factor f2D | 1.14 |
| Calculation factor fHC | 1 |
| Calculation factor e | 0.68 |
| Calculation factor (single, tandem) Y2 | 0.87 |
| Calculation factor (single, tandem) Y0 | 0.38 |
| Calculation factor (single, tandem) X2 | 0.41 |
| Calculation factor (back-to-back, face-to-face) Y1 | 0.92 |
| Calculation factor (back-to-back, face-to-face) Y2 | 1.41 |
| Calculation factor (back-to-back, face-to-face) Y0 | 0.76 |
| Calculation factor (back-to-back, face-to-face) X2 | 0.67 |
| Mass bearing | 0.14 kg |
50T-09-F-LL-01 TAIWAN KCL Vane pump 50T Series
50T-40-LRR-V1-8-02 TAIWAN KCL Vane pump 50T Series
50T-40-LRR-V1-8-01 TAIWAN KCL Vane pump 50T Series
50T-40-LRR-V1-6-02 TAIWAN KCL Vane pump 50T Series
50T-40-LRR-V1-6-01 TAIWAN KCL Vane pump 50T Series
50T-40-LRR-V1-31-02 TAIWAN KCL Vane pump 50T Series