7022 ACE/P4ATBTC
7000 Series Super Precision Angular Contact Ball Bearings
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Part No.
Part No.
7022 ACE/P4ATBTC
Basic Information
System of measurement
Metric
Weight
6.25 kg
Tolerance class
P4A
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
110 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
170 mm
Outside diameter tolerance
-0.004mm to 0
Width
84 mm
Width tolerance
-0.2mm to 0
Contact angle
25 °
Ball & Washer Dimensions
Ball diameter
12.7 mm
Ball quantity
30
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
21510 lbf
Radial static load rating
28575 lbf
Limiting speed
16.25 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Triplex Back-to-Back (TBT)
Number of bearings in matched set
3
Universal matching bearing
No (Standard)
Preload
Moderate / Class C
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Phenolic
Technical Drawings
No drawings available at the moment, will be launched soon
In Stock
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7022 ACE/P4ATBTC Bearing Product Overview & Core Advantages
The 7022 ACE/P4ATBTC is a precision angular contact ball bearing designed for demanding applications requiring exceptional rigidity and accuracy. This triplex back-to-back (TBT) matched set delivers superior performance in handling combined radial and axial loads. Manufactured to P4A tolerance class, it ensures high running accuracy and is pre-lubricated for immediate use, making it ideal for high-precision, high-rigidity machinery where uncompromising performance is critical.
7022 ACE/P4ATBTC Bearing Model Code Explained, Specifications & Naming Convention
The model number 7022 ACE/P4ATBTC is decoded as follows:
- 7022: Basic series number, indicating a 110 mm bore and 170 mm outside diameter.
- ACE: Angular Contact design with a 25° contact angle.
- P4A: Denotes a super-precision tolerance class, exceeding ABEC 7 standards.
- TBT: Specifies the bearing arrangement as a Triplex Back-to-Back matched set of three bearings.
- C: Indicates a Moderate preload (Class C) applied to the set.
7022 ACE/P4ATBTC Bearing Structural Features & Performance Benefits
- Exceptional Rigidity & Load Capacity: The triplex back-to-back arrangement creates an extremely rigid bearing system, capable of supporting high combined loads and resisting complex moment forces.
- High-Speed Capability: The lightweight and robust phenolic resin cage ensures stable operation and contributes to the high limiting speed of 16,250 rpm.
- Precision Performance: The P4A tolerance class guarantees minimal runout and vibration, which is essential for applications requiring high rotational accuracy.
- Optimized Contact: The 25° contact angle is optimized for sustaining significant axial loads in addition to radial loads.
- Premium Materials: Constructed from chrome steel for rings and balls, ensuring high durability and long service life under demanding conditions.
7022 ACE/P4ATBTC Bearing Typical Application Areas
This bearing is engineered for high-performance applications, including:
- Machine Tool Spindles for CNC milling and grinding machines.
- High-Speed Precision Drives and main shafts.
- Industrial Pumps and Compressors requiring high rigidity.
- Robotic and Automation components.
- Aerospace auxiliary systems and test equipment.
