Beining Intelligent Technology (Zhejiang) Co., Ltd
| Structure | Angular Contact |
| Part Number | S71904 CD/P4A Angular Contact Ball Bearing |
| Lubrication | Grease |
| Design | High-capacity D |
| Coating | Without |
| Sealing | Without |
| Delivery Time | 2-3 weeks |
| Replaceable With | SKF, NSK |
| Seals Type | Sealed,Seal on both sides,2RZ |
| Ring type | One-piece inner and outer rings |
| Contact type | Normal contact (two-point contact) |
| Payment Terms | L/C,T/T |
| Supply Ability | 500000pcs per month |
| Packaging Details | plastic bag,box,carton,pallet |
| Brand Name | CNBTZC or OEM |
| Model Number | S71904 CD/P4A |
| Certification | IATF16949:2016 |
| Place of Origin | China |
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Product Specification
| Structure | Angular Contact | Part Number | S71904 CD/P4A Angular Contact Ball Bearing |
| Lubrication | Grease | Design | High-capacity D |
| Coating | Without | Sealing | Without |
| Delivery Time | 2-3 weeks | Replaceable With | SKF, NSK |
| Seals Type | Sealed,Seal on both sides,2RZ | Ring type | One-piece inner and outer rings |
| Contact type | Normal contact (two-point contact) | Payment Terms | L/C,T/T |
| Supply Ability | 500000pcs per month | Packaging Details | plastic bag,box,carton,pallet |
| Brand Name | CNBTZC or OEM | Model Number | S71904 CD/P4A |
| Certification | IATF16949:2016 | Place of Origin | China |
| High Light | Super Precision Angular Contact Bearing ，7904 2RZ Ball Bearing ，Single Row Precision Ball Bearing | ||
S71904 CD/P4A 20×37×9 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing - High Speed
Super-precision, high-capacity, single row angular contact ball bearing with seals. The S71904 CD/P4A bearing features a bore diameter of 20 mm, outside diameter of 37 mm, and width of 9 mm. With precise dimensions, high static load capacity, and P4A precision grade, it delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
| Part Number | S71904 CD/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 | 15° (25°, 40° Available) |
| Material | Chrome Steel |
| 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 | 0.037 kg |
| Dynamic Radial Load | 6050 N |
| Static Radial Load | 3200 N |
| Reference Speed For Grease | 45,000 rpm |
| Limiting Speed For Oil | 67,000 rpm |
The S71904 CD/P4A bearing excels in high-speed machining equipment and precision machine tools such as electric spindles, high-speed machining centers, and milling machines. Its sealed design and P4A precision make it suitable for industrial machinery including textile machinery and steel rolling mills. The bearing's high rigidity and low friction characteristics, along with suitability for precision instruments and applications requiring high preload control, ensure optimal performance across demanding applications.
Certificates: 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 sizes available, custom sizes upon request
Manufacturer: Factory Direct
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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