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{"title":"55mm Bore 7311B Single Row Angular Contact Ball Bearings 55*120*29 Mm Open Type","imgUrl":"https:\/\/img.chinax.com\/nimg\/bd\/10\/091f2d906ea75cf03a2ab06ac152-200x200-1\/55mm_bore_7311b_single_row_angular_contact_ball_bearings_55_2a120_2a29_mm_open_type.jpg","attrs":{"Brand Name":"CNBTZC or OEM","Model Number":"7311B","Certification":"IATF16949:2016","Place of Origin":"China"}}
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{"title":"S7009 ACD \/ HCP4A Super Precision Single Row Angular Contact Ball Bearing 7009","imgUrl":"https:\/\/img.chinax.com\/nimg\/ed\/b2\/7405ddc7f8121712a4e9488c10ff-200x200-1\/s7009_acd_2f_hcp4a_super_precision_single_row_angular_contact_ball_bearing_7009_2rz.jpg","attrs":{"Brand Name":"CNBTZC or OEM","Model Number":"S7009 ACD\/HCP4A","Certification":"IATF16949:2016","Place of Origin":"China"}}
7001 AC-2RZ P4A GA 12X28X8mm ACBB Super Precision High Capacity Single Row Angular Contact Ball Bearing
7001 AC-2RZ P4A GA 12*28*8 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed
Super-precision, high-capacity, universally matchable single row angular contact ball bearing.
The 7001 AC-2RZ P4A GA bearing features a bore diameter of 12 mm, outside diameter of 28 mm, and width of 8 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.
Technical Specifications
Part Number
7001 AC-2RZ P4A GA
Bearing Type
Angular Contact
Measurement Unit
Metric
Dimensions
Inner Bore Diameter (d): 12 mm
Inner Bore Diameter Tolerance: -0.004mm to 0
Outer Bore Diameter (D): 28 mm
Outer Bore Diameter Tolerance: -0.004mm to 0
Width (B): 8 mm
Width Tolerance: -0.2mm to 0
Specifications
Contact Angle: 25° (15°,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 or Oil
Tolerance Class: P4A better than P4
Weight: 0.021 kg
Matched Arrangement: No
Universal Matching Bearing: Yes, back-to-back (<>), face-to-face (><) or tandem (>>) DB,DF,DT 2 bearings
Preload: EL/Extra Light/Class A
Load and Speed
Dynamic Radial Load: 3070N
Static Radial Load: 1270 N
Reference Speed For Grease (r/min): 88,000 rpm
Limiting Speed For Oil (r/min): 130,000 rpm
Performance Features
The 7001 AC-2RZ P4A GA angular contact ball bearing is a high-precision, high-performance bearing designed for demanding industrial applications. Built to P4A-grade precision standards, it delivers exceptional accuracy and rotational stability, making it ideal for use in CNC machine tools, aerospace equipment, medical devices, and automation systems.
Featuring an angular contact design, this bearing supports both radial and axial loads simultaneously, ensuring reliable performance under complex load conditions. Equipped with dual rubber seals (2RZ), it offers superior protection against dust, moisture, and contaminants while retaining lubrication for extended service life.
Manufactured from high-quality materials and treated with advanced thermal processes, the 7001 AC-2RZ P4A GA provides excellent wear resistance, dimensional stability, and durability. Whether you're looking for a precision angular contact bearing, a P4A grade bearing, or a high-speed industrial bearing, this model offers the performance and reliability your application demands.
Applications
The 7001 AC-2RZ P4A GA angular contact ball bearing is expertly engineered for high-precision and high-performance applications across a wide range of demanding industries. Designed to meet the rigorous requirements of critical machinery, this bearing excels in sectors such as:
Machine Tools: Including high-speed spindles, CNC machining centers, and precision lathes
Aerospace: Ideal for avionics systems, flight control actuators, and navigation equipment
Medical Devices: Used in surgical robots, diagnostic imaging systems, and precision instrumentation
Automation Systems: Perfect for high-speed servo motors, robotic arms, and industrial automation equipment
Featuring P4A-grade precision, an angular contact design, and dual rubber seals (2RZ), this bearing delivers superior performance under combined radial and axial loads. It also incorporates low-noise and low-vibration technology (GA grade), ensuring smooth, quiet operation even at extreme speeds.
With enhanced contamination protection, lubricant retention, and long service life, the 7001 AC-2RZ P4A GA is a trusted choice for reliable, high-performance bearings in mission-critical applications.
Certifications & Services
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, For custom sizes please contact us
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...
