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729 ACD/P4A Super Precision Angular Contact Ball Bearing with P4A Precision Grade for High Speed Spindle Tools and CNC Machines
729 ACD/P4A Super Precision Angular Contact Ball Bearing with P4A Precision Grade for High Speed Spindle Tools and CNC Machines
Specifications
Sealing :
Without
Lubrication :
Grease,Oil
Part Number :
729 ACD/P4A Angular Contact Ball Bearing
Contact type :
Normal contact (two-point contact)
Design :
High-capacity D
Coating :
Without
Replaceable With :
SKF
Seals Type :
Open (2RZ available)
Ring type :
One-piece inner and outer rings
Structure :
Angular Contact
Brand Name :
CNBTZC or OEM
Model Number :
729 ACD/P4A
Certification :
IATF16949:2016
Place of Origin :
China
MOQ :
1000
Price :
Please contact us,thanks
Payment Terms :
L/C,T/T
Supply Ability :
100000pcs per month
Packaging Details :
plastic bag,box,carton,pallet
Description
729 ACD/P4A Super Precision High Capacity Single Row Angular Contact Ball Bearing
729 ACD/P4A 9×26×8 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed Spindle Tools CNC Machine
The 729 ACD/P4A bearing features a bore diameter of 9 mm, outside diameter of 26 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.
Part Number 729 ACD/P4A
Bearing Type Angular Contact
Measurement Unit Metric
Dimensions
Inner Bore Diameter (d) 9 mm
Inner Bore Diameter Tolerance -0.004mm to 0
Outer Bore Diameter (D) 26 mm
Outer Bore Diameter Tolerance -0.005mm 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 Single Row
Seal Type Open
Temperature Range -30°C to 150°C
Tolerance Class P4A better than P4
Weight 0.020 kg
Matched Arrangement No
Universal Matching Bearing No
Preload Not applicable
Load and Speed
Dynamic Radial Load 3970 N
Static Radial Load 1600 N
Reference Speed For Grease (r/min) 60,000 rpm
Limiting Speed For Oil (r/min) 90,000 rpm
729 ACD/P4A Super Precision Angular Contact Ball Bearing with P4A Precision Grade for High Speed Spindle Tools and CNC Machines 729 ACD/P4A Super Precision Angular Contact Ball Bearing with P4A Precision Grade for High Speed Spindle Tools and CNC Machines
Performance Features of 729 ACD/P4A Bearing
The 729 ACD/P4A bearing is engineered for high-performance applications, featuring P4A grade precision and an angular contact design for handling significant radial and axial loads. Optimized for high-speed operation with minimal vibration, it offers smooth, quiet performance and is constructed from premium materials to ensure durability and longevity. This bearing maintains high precision during operation, making it ideal for critical applications in machine tools, automation, aerospace, medical devices, and other industries requiring exceptional accuracy and reliability.
Applications of the 729 ACD/P4A Bearing
The 729 ACD/P4A super-precision angular contact ball bearing is widely utilized in industries requiring exceptional accuracy and reliability, such as machine tools, electrical/electronic devices, automotive components, and industrial automation equipment. Its design features, including large ball diameter, high rigidity, fast speeds, and long life, make it ideal for applications in CNC machines, SMT electronics, automotive systems, and precision robotics, as well as in specialized fields like aerospace and medical instruments where high performance under demanding conditions is crucial.
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
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729 ACD/P4A Super Precision Angular Contact Ball Bearing with P4A Precision Grade for High Speed Spindle Tools and CNC Machines

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Product Detail
Sealing :
Without
Lubrication :
Grease,Oil
Part Number :
729 ACD/P4A Angular Contact Ball Bearing
Contact type :
Normal contact (two-point contact)
Design :
High-capacity D
Coating :
Without
Contact Supplier
729 ACD/P4A Super Precision Angular Contact Ball Bearing with P4A Precision Grade for High Speed Spindle Tools and CNC Machines

Beining Intelligent Technology (Zhejiang) Co., Ltd

Verified Supplier
2 Years
zhejiang
Since 2013
Business Type :
Manufacturer, Distributor/Wholesaler, Exporter, Seller
Main Products :
Precision Ball Bearings, Angular Contact Ball Bearings, LED Flashing Necklaces
Total Annual :
30000000-+
Employee Number :
200~+
Certification Level :
Verified Supplier
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