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| Categories | Precision Ball Bearings |
|---|---|
| Brand Name: | CNBTZC or OEM |
| Model Number: | 71903 ACE/HCP4A |
| Certification: | IATF16949:2016 |
| Place of Origin: | China |
| MOQ: | 1000 |
| Price: | Please contact us,thanks |
| Payment Terms: | L/C,T/T |
| Supply Ability: | 500000pcs per month |
| Packaging Details: | plastic bag,box,carton,pallet |
| Delivery Time: | 2-4 weeks |
| Part Number: | 71903 ACE/HCP4A Angular Contact Ball Bearing |
| Structure: | Angular Contact |
| Seals Type: | Open (2RZ available) |
| Ring type: | One-piece inner and outer rings |
| Lubrication: | Grease,Oil |
| Replaceable With: | SKF, NSK 7903A5SN24TRP4 |
| Coating: | Without |
| Sealing: | Without |
| Design: | High-speed E |
| Contact type: | Normal contact (two-point contact) |
| Company Info. |
| Beining Intelligent Technology (Zhejiang) Co., Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
71903 ACE/HCP4A 17*30*7 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
The 71903 ACE/HCP4A bearing,bore diameter is 17 mm, outside diameter is 30 mm,width is 7 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 | 71903 ACE/HCP4A | |
| Bearing Type | Angular Contact | |
| Measurement Unit | Metric | |
| Dimensions | Inner Bore Diameter (d) | 17 mm |
| Inner Bore Diameter Tolerance | -0.004mm to 0 | |
| Outer Bore Diameter (D) | 30 mm | |
| Outer Bore Diameter Tolerance | -0.005mm to 0 | |
| Width (B) | 7 mm | |
| Width Tolerance | -0.2mm to 0 | |
| Specifications | Contact Angle | 25° (15°,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 (ABEC-7) | |
| Weight | 0.015 kg | |
| Matched Arrangement | No | |
| Universal Matching Bearing | No | |
| Preload | Not applicable | |
| Load and Speed | Dynamic Radial Load | 3190 N |
| Static Radial Load | 1460 N | |
| Reference Speed For Grease (r/min) | 75,000 rpm | |
| Limiting Speed For Oil(r/min) | 115,000 rpm | |
What's the Performance Features of 71903 ACE/HCP4A Bearing?
The 71903 ACE/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 71903 ACE/HCP4A Bearing?
The 71903 ACE/HCP4A bearing,is distinguished by its high load capacity and precision, making it essential in various industries. It is widely used in machine tools, robotics, printing machinery, semiconductor manufacturing, shipbuilding, and medical devices. Specifically, it supports operations in machining centers, robotic arms, printing rollers, silicon wafer fault detection units, marine gyro stabilizers, and medical equipment, ensuring accuracy, stability, and safety across these applications. Its capability to perform reliably under demanding conditions underscores its critical role in enhancing operational efficiency and performance in diverse sectors.
| 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 |
|
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