S7013 ACE/P4AQGA
Sealed Super Precision Angular Contact Ball Bearings
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Basic Information
Main Dimensions
Ball & Washer Dimensions
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Materials
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S7013 ACE/P4AQGA Bearing Product Overview & Core Advantages
The S7013 ACE/P4AQGA is a precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and rigidity. Operating under the stringent P4A tolerance class, this bearing is engineered to handle combined loads (radial and axial) simultaneously. Its Universal Matchable (SU) designation allows for flexible mounting in preloaded sets, enabling optimal performance in high-speed spindles and precision machinery. The combination of a phenolic cage and premium grease lubrication ensures reliable operation at high rotational speeds, making it an ideal solution for machine tools and other high-precision industrial equipment.
S7013 ACE/P4AQGA Bearing Model Code Explained, Specifications & Naming Convention
- S7013: Basic designation indicating a 65mm bore, 100mm OD angular contact ball bearing
- ACE: Specific internal design and clearance parameters
- P4A: Precision tolerance class exceeding ABEC 7 standards
- QGA: Designates special greasing and quality assurance processes
S7013 ACE/P4AQGA 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 minimal runout and vibration for superior rotational accuracy.
Optimized Load Capacity: With a 25° contact angle, this bearing efficiently handles combined radial and axial loads, featuring a dynamic load rating of 11,408 lbf and static load rating of 13,162 lbf.
High-Speed Performance: The phenolic cage and optimized internal geometry enable a limiting speed of 36,000 rpm, while the sealed design with premium grease ensures consistent lubrication at elevated speeds.
Thermal Stability: Operating temperature range of -30°C to 110°C with maintained dimensional stability, supported by chrome steel rings and balls for consistent performance under thermal variation.
S7013 ACE/P4AQGA Bearing Typical Application Areas
The S7013 ACE/P4AQGA excels in demanding precision applications including:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers
- Precision Robotics: Joint and arm positioning systems requiring high accuracy
- Medical Equipment: CT scanners, dental drills, and laboratory automation
- Aerospace Systems: Gyroscopes, navigation equipment, and flight control mechanisms
- High-Speed Compressors: Industrial air compressors and turbo machinery
