7008 CD/HCP4A 40*68*15 mm Super Precision High Capacity Single Row Angular Contact
Ball Bearing Ceramic Balls High Speed
Super-precision, high-capacity D design, single row angular contact
ball bearing
The 7008 CD/HCP4A bearing,bore diameter is 40 mm, outside diameter
is 68 mm,width is 15 mm,featuring precise dimensions, high static
load capacity, P4A precision grade, and hybrid ceramic balls,
delivers superior performance and reliability for applications
requiring high rotational accuracy and stability.
| Part Number | 7008 CD/HCP4A |
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Dimensions | Inner Bore Diameter (d) | 40 mm |
| Inner Bore Diameter Tolerance | -0.006mm to 0 |
| Outer Bore Diameter (D) | 68 mm |
| Outer Bore Diameter Tolerance | -0.007mm to 0 |
| Width (B) | 15 mm |
| Width Tolerance | -0.2mm to 0 |
| Specifications | Contact Angle | 15° (25°,40° Available) |
| Material | Hybrid (Chrome Steel Rings, Ceramic Balls) |
| Cage Material | Phenolic |
| Number of Rows | 1 Single Row |
| Seal Type | Open |
| Temperature Range | -30°C to 150°C |
| Lubrication | Grease or Oil |
| Tolerance Class | P4A better than P4 |
| Weight | 0.17 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | No |
| Preload | Not applicable |
| Load and Speed | Dynamic Radial Load | 16800 N |
| Static Radial Load | 11000 N |
| Reference Speed For Grease (r/min) | 24,000 rpm |
| Limiting Speed For Oil(r/min) | 38,000 rpm |
What's the Performance Features of 7008 CD/HCP4A Bearing?
The 7008 CD/HCP4A bearing, engineered for high-performance
applications, features P4A grade precision, an angular contact
design for handling significant radial and axial loads. Optimized
for high-speed operation with minimal vibration, it offers smooth,
quiet performance and is constructed from premium materials to
ensure durability and longevity. This bearing maintains high
precision during operation, making it ideal for critical
applications in machine tools, automation, aerospace, medical
devices, and other industries requiring exceptional accuracy and
reliability.
What's the Applications of the 7008 CD/HCP4A Bearing?
The 7008 CD/HCP4A bearing, as a precision angular contact ball
bearing , is mainly used in industrial equipment that requires high
speed, high precision, and stability. Below is a summary of its
typical application areas:
1. Machine Tools and CNC Equipment
- Machining centers and CNC machine tool spindles (e.g., machining
center guideways, pick-and-place machines)
- Precision grinding equipment (e.g., CNC grinding machine spindles)
2. Food and Packaging Machinery
- Frozen food processing equipment, biscuit machinery, seasoning
processing equipment
- Plastic blow molding machines, injection molding machines, labeling
machines
3. Textile and Printing Equipment
- Computerized embroidery machines, hot stamping machines, printing
press rollers
- Textile machinery (e.g., high-speed spinning equipment)
4. General Industrial Equipment
- Electric welding machines, water jet cutting machines, gearboxes
- Vibratory feeders, smelting equipment, ceramic cutting machines
5. Special Operating Condition Equipment
- High and low-temperature environment equipment (e.g., vacuum
chucks, laboratory mixing equipment)
- High-load equipment (e.g., concrete machinery, tablet presses)
| 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,For custom sizes ,please contact us |
| Factory Manufacturer | Yes |
