7213 ACD/P4ADGA
7200 & 7300 Series Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7213 ACD/P4ADGA
Basic Information
System of measurement
Metric
Weight
2.05 kg
Tolerance class
P4A
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
65 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
120 mm
Outside diameter tolerance
-0.004mm to 0
Width
46 mm
Width tolerance
-0.2mm to 0
Contact angle
25 °
Ball & Washer Dimensions
Ball diameter
15.875 mm
Ball quantity
15
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
23400 lbf
Radial static load rating
22950 lbf
Limiting speed
36 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Universal Matchable (SU)
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:
$ 314.49
/ each
In Stock
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7213 ACD/P4ADGA Bearing Product Overview & Core Advantages
The 7213 ACD/P4ADGA is a precision angular contact ball bearing designed for applications demanding exceptional accuracy and reliability. Engineered to a P4A tolerance class, this bearing excels in high-speed operations with a limiting speed of 36,000 rpm. Its universal matchable (SU) design allows for flexible mounting in preloaded pairs to achieve superior system rigidity and handle combined radial and axial loads efficiently. The phenolic cage and optimized 25° contact angle contribute to its high-performance characteristics, making it an ideal choice for advanced industrial machinery.
7213 ACD/P4ADGA Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning |
|---|---|
| ACD | Angular Contact Design with a 25° contact angle |
| P4A | High precision tolerance class for superior running accuracy |
| DGA | Universal Matchable (SU) arrangement, supplied as a pre-lubricated, pre-set pair |
7213 ACD/P4ADGA Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The universal matchable design enables bearings to be mounted in pairs, creating a highly rigid system capable of supporting significant combined loads from any direction.
- High-Speed Performance: The lightweight phenolic cage and precision-ground chrome steel components are optimized for minimal friction and stable operation at high rotational speeds up to 36,000 rpm.
- Precision Engineering: Manufactured to P4A tolerance class with extremely tight dimensional controls on the bore, outside diameter, and width, ensuring exceptional running accuracy and minimal vibration.
- Optimized for Preload: The Extra light (Class A) preload and 25° contact angle are ideal for applications requiring high stiffness and precise shaft positioning without excessive torque.
7213 ACD/P4ADGA Bearing Typical Application Areas
This bearing is specified for high-performance applications where precision and speed are critical. Typical uses include:
- Machine Tool Spindles
- High-Frequency Motors
- Precision Grinding Equipment
- Aerospace Control Systems
- Medical and Laboratory Instrumentation
