Product Details
Place of Origin: China
Brand Name: OEM
Certification: IATF16949:2016
Model Number: 729AC High Precision Miniature Angular Contact Ball Bearings
Payment & Shipping Terms
Minimum Order Quantity: 1000
Price: Please contact us
Packaging Details: plastic bag,box,carton,pallet
Delivery Time: 30 days
Supply Ability: 500000pcs per month
Part Number: |
729AC High Precision Miniature Angular Contact Ball Bearings |
Tolerance: |
P4 / ABEC-7,P5,P6 Precision |
Contact Angle: |
25°/AC,15 ° /Cand 40°/B Available |
Lubrication: |
Oil Or Grease As Per Agreement |
Preload: |
Light A |
Interchangeable With: |
SKF, NTN, NSK Etc |
Sealed Type: |
Open ,Sealed ZZ Or 2RS Also Available |
Packing: |
Plastic Bag,Box,Carton,Pallet |
Part Number: |
729AC High Precision Miniature Angular Contact Ball Bearings |
Tolerance: |
P4 / ABEC-7,P5,P6 Precision |
Contact Angle: |
25°/AC,15 ° /Cand 40°/B Available |
Lubrication: |
Oil Or Grease As Per Agreement |
Preload: |
Light A |
Interchangeable With: |
SKF, NTN, NSK Etc |
Sealed Type: |
Open ,Sealed ZZ Or 2RS Also Available |
Packing: |
Plastic Bag,Box,Carton,Pallet |
729AC High Precision Miniature Angular Contact Ball Bearings Single Row 9x26x8mm
The 729 AC Bearing is crafted from high-quality materials and manufactured to exacting precision standards. This super-precise angular contact ball bearing is ideal for high-speed spindles, precision tools, and any application where accuracy and speed are critical.
Bore Diameter: 9 mm Outer Diameter: 26 mm Width: 8 mm
Bearing Number | Dimensions(mm) | Basic Load Rating(N) | Limiting Speed(rpm) | Weight(Kg) | ||||||
Inner Diameter | Outer Diameter | Width | Chamfer | Dynamic | Static | Grease | Oil | |||
d | D | B | rsmin | r1smin | Cr | Cor | Non-contact | Non-contact | reference | |
729 AC | 9 | 26 | 8 | 0.3 | 0.15 | 4500 | 2000 | 20000 | 28000 | 0.018 |
Ring Material |
Superior-Grade GCr15 |
Roller Material |
High Precision Steel Ball G5 |
Cage Material |
Bakelite Cage or PEEK High-strength Cage |
Contact Angle | Available in 25°/AC, 15°/C, and 40°/B options |
Lubrication | Oil Lubrication or Grease As Agreement |
Matched Arrangement |
Compatible with matched sets |
Preload | Available as Customer's Requirement |
Number Of Bearings In Matched Set | 2 pcs/set |
Universal Matching Bearing | Yes,DB,DF,DT(Back to Back,Face to Face,Tandem) |
Temperature Range | -30°C ~ +110°C |
Precision Rating Precision | P4 (ABEC7)P5,P2 available |
CERTIFICATE | RoHS, IATF16949:2016 |
For Load Direction |
Designed for angular contact loads |
Service | OEM&ODM Customized Services |
Samples | Please Contact Us for Details |
Service | Online Support,Professional Service |
Size | Standard,For custom sizes ,please contact us |
Factory Manufacturer | Yes,Welcome Visit Our Company |
What are the Applications of the 729 AC Angular Contact Ball Bearing?
The 729 AC Bearing is integral to various industries where precision, speed, and reliability are paramount. Its key applications include:
Machine Tool Spindles: Utilized in CNC machines and grinders, it ensures tools operate with high accuracy and efficiency.
High-Speed Machinery: Ideal for drills and milling machines that require rapid rotations with minimal vibration.
Aerospace Components: Essential for parts like gyroscopes, actuators, and jet engines, where it performs under extreme conditions with exceptional precision.
Medical Equipment: Found in devices such as dental drills and imaging equipment, where accuracy and reliability are crucial.
Semiconductor Manufacturing: Necessary for machinery that demands precise and rapid movements during wafer processing.
Additionally, the 729 AC Bearing is also used in robotics, automation systems, and other precision instruments where consistent performance is critical.
What is the Performance of the 729 AC Angular Contact Ball Bearing?
High-Speed Capabilities
Rapid and Reliable: The 729 AC bearing is designed for high-speed operation without significant heat buildup or wear. It efficiently manages thermal energy and minimizes friction, making it perfect for continuous, high-speed operations.
Exceptional Precision
Ultra-Accurate: Manufactured to extremely tight tolerances (P4 or P4A class), this bearing operates with outstanding accuracy. Precise engineering ensures minimal unwanted movement, delivering smooth and dependable performance.
Enhanced Rigidity and Stability
Sturdy and Steady: Offering superior axial and radial rigidity, the 729 AC bearing remains stable even under fluctuating loads. This stability is essential for maintaining precision in demanding applications.
Advanced Material Use
Resilient Construction: Built from premium materials that resist wear and perform reliably at high speeds and temperatures. These materials enhance the bearing's lifespan and ensure long-term reliability.
Low Friction and Heat Dissipation
Effective Cooling: Designed to minimize internal friction and dissipate heat efficiently. This not only extends the bearing's life but also reduces maintenance downtime.
Load Capacity
Versatile Load Management: The 729 AC bearing can handle both axial (thrust) and radial loads effectively. Its ability to manage combined loads makes it versatile and reliable for various applications.
Durability and Longevity
Long-lasting Reliability: Thanks to advanced manufacturing techniques and top-notch materials, the 729 AC bearing offers extended operational life. Regular maintenance further enhances its durability, making it a cost-effective choice for challenging industrial environments.