Beining Intelligent Technology (Zhejiang) Co., Ltd
| Structure | Angular Contact |
| Part Number | S71909 ACB/HCP4A Angular Contact Ball Bearing |
| Lubrication | Grease |
| Design | High-speed B |
| Coating | Without |
| Sealing | Without |
| Replaceable With | SKF, NSK S7909A5SN24TRV1VP4 |
| Ring type | One-piece inner and outer rings |
| Contact type | Normal contact (two-point contact) |
| Seals Type | Sealed,Seal on both sides,2RZ |
| Payment Terms | L/C,T/T |
| Supply Ability | 200000pcs per month |
| Delivery Time | 2-4 weeks |
| Packaging Details | plastic bag,box,carton,pallet |
| Brand Name | CNBTZC or OEM |
| Model Number | S71909 ACB/HCP4A |
| Certification | IATF16949:2016 |
| Place of Origin | China |
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Product Specification
| Structure | Angular Contact | Part Number | S71909 ACB/HCP4A Angular Contact Ball Bearing |
| Lubrication | Grease | Design | High-speed B |
| Coating | Without | Sealing | Without |
| Replaceable With | SKF, NSK S7909A5SN24TRV1VP4 | Ring type | One-piece inner and outer rings |
| Contact type | Normal contact (two-point contact) | Seals Type | Sealed,Seal on both sides,2RZ |
| Payment Terms | L/C,T/T | Supply Ability | 200000pcs per month |
| Delivery Time | 2-4 weeks | Packaging Details | plastic bag,box,carton,pallet |
| Brand Name | CNBTZC or OEM | Model Number | S71909 ACB/HCP4A |
| Certification | IATF16949:2016 | Place of Origin | China |
| High Light | Super Precision Angular Contact Ball Bearing 7909 ，Single Row Ball Bearing 2RZ ，ACB/HCP4A Precision Bearing with Warranty | ||
S71909 ACB/HCP4A 45*68*12 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed
Super-precision, high-speed B design, single row angular contact ball bearing with seals
The S71909 ACB/HCP4A bearing,bore diameter is 45 mm, outside diameter is 68 mm,width is 12 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 | S71909 ACB/HCP4A | |
|---|---|---|
| Bearing Type | Angular Contact | |
| Measurement Unit | Metric | |
| Dimensions | Inner Bore Diameter (d) | 45 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) | 12 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 | Seal on both sides | |
| Temperature Range | -30°C to 150°C | |
| Lubrication | Grease | |
| Tolerance Class | P4A better than P4 (ABEC-7) | |
| Weight | 0.13 kg | |
| Matched Arrangement | No | |
| Universal Matching Bearing | No | |
| Preload | Not applicable | |
| Load and Speed | Dynamic Radial Load | 7020 N |
| Static Radial Load | 5500 N | |
| Reference Speed For Grease (r/min) | 30,000 rpm | |
| Limiting Speed For Oil(r/min) | 45,000 rpm | |
What's the Performance Features of 71909 ACB/HCP4A Bearing?
The 71909 ACB/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 71909 ACB/HCP4A Bearing?
Used in gantry milling machines, surface grinders, shearing machines, and press brakes to support high-speed parts and handle combined loads. Also used in high-precision spindles for rigidity and speed.
Found in air compressors, pumps, and compressors, enduring high speeds and axial loads while ensuring stable operation.
Applied in car and light truck transmission systems or wheel hubs, handling dynamic loads and vibrations.
Used in garment machinery and automated production lines, valued for its compact size and low friction.
Used in ultra-high-speed or high-temperature environments like electric spindles and precision instruments.
| 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!
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Seller
Year Established:
2013
Total Annual:
30000000-+
Employee Number:
200~+
Ecer Certification：
Verified Supplier
Beining Intelligent Technology (Zhejiang) Co., Ltd. (formerly Ningbo Beining Bearing Co., Ltd.), established in February 2013, is a modern high-tech enterprise specializing in the research, development, design, and precision manufacturing of high-performance bearings. Operating from a 30,000 m²... Beining Intelligent Technology (Zhejiang) Co., Ltd. (formerly Ningbo Beining Bearing Co., Ltd.), established in February 2013, is a modern high-tech enterprise specializing in the research, development, design, and precision manufacturing of high-performance bearings. Operating from a 30,000 m²...
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