7201 CDGA/P4A
7200 & 7300 Series Super Precision Angular Contact Ball Bearings
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Part No.
Part No.
7201 CDGA/P4A
Basic Information
System of measurement
Metric
Weight
0.037 kg
Tolerance class
P4A
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
12 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
32 mm
Outside diameter tolerance
-0.004mm to 0
Width
10 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
5.556 mm
Ball quantity
10
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
1316 lbf
Radial static load rating
574 lbf
Limiting speed
95 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Single
Number of bearings in matched set
2
Universal matching bearing
Universal Matchable (SU)
Preload
Extra light / Class A
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Phenolic
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 50.49
/ each
In Stock
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7201 CDGA/P4A Bearing Product Overview & Core Advantages
The **7201 CDGA/P4A** is a **single-row angular contact ball bearing** engineered for **ultra-high precision** applications requiring exceptional rotational accuracy and rigidity. Positioned in the **P4A super-precision class**, this bearing delivers superior running accuracy and dimensional stability. Its **15° contact angle** and **universal matching (SU)** capability enable optimal performance in preloaded configurations. The **phenolic resin cage** and precision-ground chrome steel components ensure smooth operation at **high speeds** while maintaining dimensional integrity under demanding conditions.
7201 CDGA/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Performance Benefit |
|---|---|---|
| CDGA | **15° contact angle** with **universal matching** design | Enables flexible mounting arrangements and optimal preload distribution in paired configurations |
| P4A | **Super precision tolerance class** exceeding ABEC 7 standards | Ensures exceptional running accuracy and minimal vibration for precision applications |
7201 CDGA/P4A Bearing Structural Features & Performance Benefits
- High Precision Construction: Manufactured to P4A tolerance class with bore and outside diameter tolerances of -0.004mm to 0, ensuring exceptional dimensional accuracy and runout control
- Optimized Contact Design: 15° contact angle provides ideal balance between radial and axial load capacity while maintaining high-speed capability
- Advanced Cage Technology: Phenolic resin cage offers excellent strength-to-weight ratio, reduced friction, and superior performance at limiting speeds up to 95,000 rpm
- Universal Matching Capability: SU universal match designation allows for flexible bearing arrangements and simplified mounting in preloaded pairs
- Premium Material Selection: Chrome steel rings and balls combined with factory lubrication ensure reliable operation across temperature range of -30°C to 110°C
7201 CDGA/P4A Bearing Typical Application Areas
- High-Speed Machine Tool Spindles requiring superior running accuracy and thermal stability
- Precision Grinding Equipment where minimal vibration and exact positioning are critical
- Medical and Dental Equipment demanding ultra-clean operation and reliability
- Aerospace Instrumentation requiring high precision and consistent performance
- Robotic Joints and Actuators needing compact design with high rigidity
