Beining Intelligent Technology (Zhejiang) Co., Ltd
| Seals Type | Open (2RZ available) |
| Payment Terms | L/C,T/T |
| Supply Ability | 500000pcs per month |
| Packaging Details | plastic bag,box,carton,pallet |
| Delivery Time | 2-4 weeks |
| Lubrication | Oil or Grease |
| Contact type | Normal contact (two-point contact) |
| Replaceable With | SKF, NSK |
| Coating | Without |
| Part Number | 71904 ACD/P4A Angular Contact Ball Bearing |
| Structure | Angular Contact |
| Sealing | Without |
| Ring type | One-piece inner and outer rings |
| Design | High-capacity D |
| Brand Name | CNBTZC or OEM |
| Model Number | 71904 ACD/P4A |
| Certification | IATF16949:2016 |
| Place of Origin | China |
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Product Specification
| Seals Type | Open (2RZ available) | Payment Terms | L/C,T/T |
| Supply Ability | 500000pcs per month | Packaging Details | plastic bag,box,carton,pallet |
| Delivery Time | 2-4 weeks | Lubrication | Oil or Grease |
| Contact type | Normal contact (two-point contact) | Replaceable With | SKF, NSK |
| Coating | Without | Part Number | 71904 ACD/P4A Angular Contact Ball Bearing |
| Structure | Angular Contact | Sealing | Without |
| Ring type | One-piece inner and outer rings | Design | High-capacity D |
| Brand Name | CNBTZC or OEM | Model Number | 71904 ACD/P4A |
| Certification | IATF16949:2016 | Place of Origin | China |
| High Light | single row angular contact bearing ，super precision ball bearing ，ACD/P4A ball bearing | ||
Super-precision, high-capacity, single row angular contact ball bearing designed for high-speed applications. The 71904 ACD/P4A bearing features precise dimensions, high static load capacity, P4A precision grade, and delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
| Part Number | 71904 ACD/P4A |
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Inner Bore Diameter (d) | 20 mm |
| Inner Bore Diameter Tolerance | -0.005mm to 0 |
| Outer Bore Diameter (D) | 37 mm |
| Outer Bore Diameter Tolerance | -0.006mm to 0 |
| Width (B) | 9 mm |
| Width Tolerance | -0.2mm to 0 |
| Contact Angle | 25° (15°, 40° Available) |
| Material | Chrome Steel |
| Cage Material | Phenolic |
| Number of Rows | 1 Single Row |
| Seal Type | Open |
| Temperature Range | -30°C to 150°C |
| Lubrication | Grease, Oil |
| Tolerance Class | P4A better than P4 (ABEC-7) |
| Weight | 0.036 kg |
| Dynamic Radial Load | 5720 N |
| Static Radial Load | 3050 N |
| Reference Speed For Grease | 40,000 rpm |
| Limiting Speed For Oil | 60,000 rpm |
The 71904 ACD/P4A bearing is distinguished by its high precision and load capacity, making it ideal for a wide range of applications including:
| Certifications | RoHS & REACH, IATF16949:2016 |
| Features | High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity |
| Services | OEM & ODM Customized Services, Online Support, Professional Service |
| Sizes | Standard (Custom sizes available upon request) |
| Manufacturer | Factory Manufacturer |
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 Precision Bearings for High-Performance Industries At Beining Intelligent Technology, we design and manufacture precision bearings for high-demand applications in: CNC Machine Tool Spindles Robotics Motors With a focus on quality, automation, and... Beining Intelligent Technology Precision Bearings for High-Performance Industries At Beining Intelligent Technology, we design and manufacture precision bearings for high-demand applications in: CNC Machine Tool Spindles Robotics Motors With a focus on quality, automation, and...
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