S71908 CE/HCP4A Super Precision Single Row Angular Contact Ball Bearing with 40 mm Bore Diameter P4A Precision Grade and Hybrid Ceramic Balls
S71908 CE/HCP4A 40×62×12 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed
Super-precision, high-speed E design, single row angular contact ball bearing with seals.
The S71908 CE/HCP4A bearing, with bore diameter of 40 mm, outside diameter of 62 mm, and width of 12 mm, features precise dimensions, high static load capacity, P4A precision grade, and hybrid ceramic balls. It delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
| Part Number | S71908 CE/HCP4A |
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Inner Bore Diameter (d) | 40 mm |
| Inner Bore Diameter Tolerance | -0.006mm to 0 |
| Outer Bore Diameter (D) | 62 mm |
| Outer Bore Diameter Tolerance | -0.007mm to 0 |
| Width (B) | 12 mm |
| Width Tolerance | -0.2mm to 0 |
| Contact Angle | 15° (25°, 40° Available) |
| Material | Hybrid (Chrome Steel Rings, Ceramic Balls) |
| Cage Material | Phenolic |
| Number of Rows | 1 Single Row |
| Seal Type | Seal on both sides |
| Temperature Range | -30°C to 150°C |
| Lubrication | Grease |
| Tolerance Class | P4A better than P4 (ABEC-7) |
| Weight | 0.096 kg |
| Dynamic Radial Load | 9750 N |
| Static Radial Load | 6000 N |
| Reference Speed For Grease | 38,000 rpm |
| Limiting Speed For Oil | 58,000 rpm |
- Very tight tolerances suitable for precise machinery
- Ability to handle both radial and axial loads simultaneously
- High-speed operation with stability
- Low torque and friction for energy efficiency
- Enhanced rigidity for accuracy under heavy loads
- Durability with extended service life
- Effective performance across a wide temperature range
The S71908 CE/HCP4A precision angular contact ball bearing, featuring high speed and hybrid ceramic balls, is designed for demanding applications including:
- Industrial manufacturing: machine tool spindles, gearboxes, and automation equipment
- Food and packaging machinery: pharmaceutical and canned food processing
- Laboratory and specialized equipment: mixing devices and welding machines
- Precision-focused fields: aerospace and medical equipment
| Certificate | RoHS & REACH, IATF16949:2016 |
| Feature | High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity |
| Service | OEM & ODM Customized Services |
| Samples | Please Contact Us |
| Service | Online Support, Professional Service |
| Size | Standard (custom sizes available upon request) |
| Factory Manufacturer | Yes |
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