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728 CD/P4ADT Super Precision High Capacity Angular Contact Ball Bearing with P4A Precision Grade 8 mm Bore and 220,000 rpm Speed

Name: 728 CD/P4ADT Super Precision High Capacity Angular Contact Ball Bearing with P4A Precision Grade 8 mm Bore and 220,000 rpm Speed
Brand: Beining Intelligent Technology (Zhejiang) Co., Ltd
SKU: 728 CD/P4ADT
Availability: InStock

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 728 CD/P4ADT

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: 500000pcs per month

Get Best Price

Product Details

Product Description

Highlight: 
                                                                                                                                                                                                                                                                                                                                                                                Super Precision Angular Contact Ball Bearing, High Capacity Spindle Ball Bearing, P4ADT Precision Ball Bearing
                              

Part Number:	728 CD/P4ADT 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 CD/P4ADT 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 CD/P4ADT Super Precision High Capacity Angular Contact Ball Bearing with P4A Precision Grade 8 mm Bore and 220,000 rpm Speed

728 CD/P4ADT Super Precision High Capacity Angular Contact Ball Bearing Spindles

Product Overview

728 CD/P4ADT 8×24×16 mm Super Precision High Capacity Two Single Row Angular Contact Ball Bearing for High Speed Spindle Tools and CNC Machines. This bearing features precise dimensions, high static load capacity, P4A precision grade, delivering superior performance and reliability for applications requiring high rotational accuracy and stability.

Technical Specifications

Part Number	728 CD/P4ADT
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): 16mm (2×8mm) Width Tolerance: -0.2mm to 0
Specifications	Contact Angle: 15° (25°, 40° Available) Material: Chrome Steel Cage Material: Phenolic Number of Rows: 2 Rows (2×Single Row) Seal Type: Open Temperature Range: -30°C to 150°C Tolerance Class: P4A (better than P4) Weight: 0.034 kg Matched Arrangement: DT Tandem (2 bearings) Universal Matching Bearing: No Preload: Not applicable
Load and Speed	Dynamic Radial Load: 6050 N Static Radial Load: 2750 N Reference Speed For Grease: 140,000 rpm Limiting Speed For Oil: 220,000 rpm

Performance Features

The 728 CD/P4ADT bearing is engineered for high-performance applications, featuring P4A grade precision and 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 requiring exceptional accuracy and reliability.

Applications

The 728 CD/P4ADT super-precision angular contact ball bearing is widely utilized across various industries for its ability to provide stable support and precise positioning. It excels in applications including:

Multi-axis drills in machine tools
Joints in robotics and automation systems
Rotating components in printing machinery
Precision measuring equipment
Semiconductor industry equipment (silicon wafer defect detection units)
Marine gyro stabilizers
Railway vehicles
Precision engineering products

Certifications & Services

Certifications	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 available upon request
Manufacturer	Factory Manufacturer

For samples and custom requirements, please contact us directly.

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