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| Brand Name : | CNBTZC or OEM |
| Model Number : | 71911 CD/HCP4A |
| Certification : | IATF16949:2016 |
| Price : | Please contact us,thanks |
| Payment Terms : | L/C,T/T |
| Supply Ability : | 200000pcs per month |
| Delivery Time : | 2-4 weeks |
71911 CD/HCP4A 55*80*13 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed
Super-precision, high-capacity , single row angular contact ball bearing
The 71911 CD/HCP4A bearing,bore diameter is 55 mm, outside diameter is 80 mm,width is 13 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 | 71911 CD/HCP4A | |
| Bearing Type | Angular Contact | |
| Measurement Unit | Metric | |
| Dimensions | Inner Bore Diameter (d) | 55 mm |
| Inner Bore Diameter Tolerance | -0.007mm to 0 | |
| Outer Bore Diameter (D) | 80 mm | |
| Outer Bore Diameter Tolerance | -0.007mm to 0 | |
| Width (B) | 13 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 | Oil,Grease | |
| Tolerance Class | P4A better than P4 (ABEC-7) | |
| Weight | 0.15 kg | |
| Matched Arrangement | No | |
| Universal Matching Bearing | No | |
| Preload | Not applicable | |
| Load and Speed | Dynamic Radial Load | 19500 N |
| Static Radial Load | 14600 N | |
| Reference Speed For Grease (r/min) | 19,000 rpm | |
| Limiting Speed For Oil(r/min) | 30,000 rpm | |
What's the Performance Features of 71911 CD/HCP4A Bearing?
The 71911 CD/HCP4A angular contact ball bearing is engineered for high-precision and high-performance applications, featuring very tight tolerances suitable for precise machinery, the 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.
What's the Applications of the 71911 CD/HCP4A Bearing?
The 71911 CD/HCP4A is a high-precision angular contact ball bearing, widely used in many industrial and mechanical fields due to its high rigidity, low heat generation, and long service life. Below are the main application areas:
This bearing is commonly used in various machine tools such as:
It meets the requirements for medium-speed heavy-load applications, ensuring high precision and reliability in machining operations.
Hot Blast Stoves & Drying/Curing Equipment
Withstands high temperatures and loads, ensuring stable operation and efficient heating or drying.
Coal Crushers
High rigidity and durability allow it to handle strong vibrations and heavy loads during coal grinding.
Winding and Twisting Machinery
Its precision design improves the efficiency and quality of winding and twisting processes.
Marking Machines & Slotting Machines
Provides accurate rotational support for precise machining.
Acid Mist Purifiers
Offers reliable performance even under slightly corrosive conditions.
Oilfield Equipment
Used in equipment related to oil exploration, transportation, and processing, where complex loads and harsh environments are common.
Precision Instruments & Meters
Meets the strict demands for accuracy and stability in measurement devices.
Energy-Saving Smelting Furnaces
Handles high temperatures and heavy loads, supporting furnace stability and energy efficiency.
Speed Reducers
Ensures accurate transmission and stable support for gear systems.
Mining Survey Instruments
High precision and reliability ensure accurate data collection in challenging mining environments.
Hoisting Equipment
Capable of withstanding heavy loads, ensuring safe and stable lifting operations.
Air Flotation Equipment
Provides smooth rotation and stable support for flotation processes.
Sand Making Machines
Resists high impact forces and vibration, ensuring stable operation.
Needle Wheel Reducers
Supports high precision and smooth transmission in reducer units.
Trimmers (Cutters)
Enables precise cutting and positioning.
Cable Carriers (Drag Chains)
Offers durable support at rotating and connecting points.
Sand Mills
Handles high load and heat during material grinding, ensuring long service life.
Gearbox Bearing Seats in Rolling Mills
Supports high torque and heavy load in steel rolling processes.
Candy Processing Machines
Ensures precise movement and positioning for consistent candy production.
Plastic Packaging Machines
Delivers stable rotation support for high-speed and accurate packaging.
Gear Hobbing Machines
Ensures high cutting precision and stability in gear manufacturing.
Plastic Extruders
Provides reliable support for screw rotation, maintaining pressure and output control.
Wire Drying Machines
Ensures uniform heating and stable operation during wire drying.
Planting Machinery
Supports stable power transmission and accurate positioning during sowing, fertilizing, and weeding.
Punching Machines
Offers precise positioning and stable rotation for accurate hole punching.
Canned Food Processing Equipment
Ensures hygiene and accuracy during food cleaning, filling, and sealing processes.
Cooling Pipes & Pipeline Pumps
Provides stable support for fluid transfer, ensuring smooth and secure operation.
| 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 |
If you need more detailed information , feel free to ask!
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