logo
Beining Intelligent Technology (Zhejiang) Co., Ltd
Products
Products
Home > Products > Precision Ball Bearings > 728 CDGA/P4A Super Precision High Capacity Angular Contact Ball Bearing with P4A Precision Grade and 8x24x8 mm Dimensions for High Speed Spindle Tools

728 CDGA/P4A Super Precision High Capacity Angular Contact Ball Bearing with P4A Precision Grade and 8x24x8 mm Dimensions for High Speed Spindle Tools

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 728 CDGA/P4A

Payment & Shipping Terms

Minimum Order Quantity: 1000

Price: Please contact us,thanks

Packaging Details: plastic bag,box,carton,pallet

Delivery Time: 30 days

Payment Terms: L/C,T/T

Supply Ability: 100000pcs per month

Get Best Price
Highlight:

super precision angular contact ball bearing

,

high capacity single row bearing

,

CDGA/P4A precision ball bearing

Part Number:
728 CDGA/P4A Angular Contact Ball Bearing
Structure:
Angular Contact
Seals Type:
Open (2RZ Available)
Ring Type:
One-piece Inner And Outer Rings
Lubrication:
Grease,Oil
Replaceable With:
SKF
Coating:
Without
Sealing:
Without
Design:
High-capacity D
Contact Type:
Normal Contact (two-point Contact)
Part Number:
728 CDGA/P4A Angular Contact Ball Bearing
Structure:
Angular Contact
Seals Type:
Open (2RZ Available)
Ring Type:
One-piece Inner And Outer Rings
Lubrication:
Grease,Oil
Replaceable With:
SKF
Coating:
Without
Sealing:
Without
Design:
High-capacity D
Contact Type:
Normal Contact (two-point Contact)
728 CDGA/P4A Super Precision High Capacity Angular Contact Ball Bearing with P4A Precision Grade and 8x24x8 mm Dimensions for High Speed Spindle Tools
728 CDGA/P4A Super Precision High Capacity Single Row Angular Contact Ball Bearing

728 CDGA/P4A 8×24×8 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing - High Speed Spindle Tools CNC Machine

The 728 CDGA/P4A bearing features a bore diameter of 8 mm, outside diameter of 24 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 728 CDGA/P4A
Bearing Type Angular Contact
Measurement Unit Metric
Dimensions Inner Bore Diameter (d): 8 mm
Inner Bore Diameter Tolerance: -0.004mm to 0
Outer Bore Diameter (D): 24 mm
Outer Bore Diameter Tolerance: -0.004mm to 0
Width (B): 8 mm
Width Tolerance: -0.2mm to 0
Specifications Contact Angle: 15° (25°, 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: 0.017 kg
Matched Arrangement: No
Universal Matching Bearing: Yes
Load and Speed Dynamic Radial Load: 3710 N
Static Radial Load: 1370 N
Reference Speed For Grease: 70,000 rpm
Limiting Speed For Oil: 110,000 rpm
728 CDGA/P4A Super Precision Angular Contact Ball Bearing - Technical Diagram 728 CDGA/P4A Bearing - Application and Installation View
Performance Features

The 728 CDGA/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

The 728 CDGA/P4A is a super-precision angular contact ball bearing designed for critical applications in the machine tool industry, offering large ball diameter, high rigidity, fast speeds, and long life. It excels in spindle applications requiring exceptional accuracy and performance. Beyond machine tools, this bearing is also used in general industrial, mechanical engineering, and other precision engineering products where high-speed operation, precise movement, system stiffness, low heat generation, and minimal noise and vibration are essential.

Certifications & Services
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