S7002 ACE/P4A
Sealed Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
S7002 ACE/P4A
Basic Information
System of measurement
Metric
Weight
0.029 kg
Tolerance class
P4 (ABEC-7)
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
15 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
32 mm
Outside diameter tolerance
-0.006mm to 0
Width
9 mm
Width tolerance
-0.2mm to 0
Contact angle
25 °
Ball & Washer Dimensions
Ball diameter
4.762 mm
Ball quantity
12
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
952 lbf
Radial static load rating
412 lbf
Limiting speed
63 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Single
Preload
Available
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:
$ 90.89
/ each
In Stock
- Fast delivery
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
S7002 ACE/P4A Bearing Product Overview & Core Advantages
The S7002 ACE/P4A is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional rotational accuracy and rigidity. As a single-row bearing with a 25° contact angle and P4 (ABEC-7) tolerance class, it is engineered to handle combined loads, accommodating significant axial loads in one direction alongside radial loads. Its compact design, featuring a 15 mm bore and 9 mm width, makes it ideal for space-constrained, high-speed applications such as precision spindles. The bearing comes preloaded and pre-lubricated for immediate, maintenance-free operation, ensuring high reliability and long service life.
S7002 ACE/P4A Bearing Model Code Explained, Specifications & Naming Convention
The S7002 ACE/P4A model designation provides detailed technical specifications:
- S7002: Base model number denoting the bearing series and dimensions (15x32x9 mm).
- ACE: A specific manufacturer designation for this bearing's internal design and performance characteristics.
- P4A: Indicates the tolerance class P4 (ABEC-7), signifying ultra-precision manufacturing for minimal runout and vibration.
S7002 ACE/P4A Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: Manufactured to a P4 tolerance class, the bearing ensures exceptional running accuracy. The 25° contact angle and preload provide high system rigidity, minimizing deflection under load for superior performance in precision equipment.
- Superior Load Capacity: The optimized internal geometry allows it to support combined radial and axial loads effectively. With a dynamic load rating of 952 lbf, it offers reliable performance under demanding conditions.
- Optimized High-Speed Performance: The lightweight phenolic resin cage reduces centrifugal forces, contributing to a high limiting speed of 63,000 rpm. This makes it an excellent choice for high-speed spindle applications.
- Durability and Reliability: Constructed from chrome steel for both rings and balls, the bearing ensures high durability and wear resistance. The factory-applied lubrication and sealed design provide long-term, maintenance-free operation.
S7002 ACE/P4A Bearing Typical Application Areas
The S7002 ACE/P4A is ideally suited for high-precision, high-speed machinery across various industries, including:
- Machine Tool Spindles: High-speed machining centers, grinding spindles, and lathes.
- Precision Instruments: Measuring devices, optical scanners, and laboratory equipment.
- High-Speed Motors and Drives: Servo motors, turbochargers, and dental handpieces.
- Aerospace and Robotics: Guidance systems, actuator mechanisms, and robotic joints requiring high accuracy and rigidity.
