7002 CE/HCP4ADGAGMM1
Hybrid Ceramic Super Precision Bearings
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7002 CE/HCP4ADGAGMM1 Bearing Product Overview & Core Advantages
The 7002 CE/HCP4ADGAGMM1 is a high-precision angular contact ball bearing engineered for exceptional performance in demanding applications. This universal matchable (SU) bearing features a P4A tolerance class and ceramic balls, delivering superior high-speed capability and operational accuracy. Its design enables it to handle combined loads efficiently, making it ideal for applications requiring high rigidity and minimal runout. The open seal design, combined with phenolic cage and grease lubrication, ensures reliable performance across a wide temperature range.
7002 CE/HCP4ADGAGMM1 Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Performance Benefit |
|---|---|---|
| CE | 15° Contact Angle | Optimized for combined radial and axial loads |
| HC | Hybrid Ceramic (Silicon Nitride Balls) | Higher speed capability, reduced friction, longer service life |
| P4A | Super Precision Tolerance Class | Exceptional running accuracy and dimensional stability |
| DG | Universal Matchable (SU) | Can be mounted in any combination without preload loss |
| AGMM1 | Grease Lubrication, Phenolic Cage | High-speed compatibility, reduced weight, excellent thermal stability |
7002 CE/HCP4ADGAGMM1 Bearing Structural Features & Performance Benefits
Hybrid Ceramic Construction: The combination of chrome steel rings and ceramic balls significantly reduces centrifugal forces, enabling higher limiting speeds (140,000 rpm) while maintaining dimensional stability under thermal stress.
Precision Engineering: Manufactured to P4A tolerance class with extra light preload (Class A), this bearing delivers exceptional running accuracy and minimal vibration for high-precision applications.
Optimized Cage Design: The phenolic cage provides excellent strength-to-weight ratio, contributing to lower inertia and improved high-speed performance while offering good dimensional stability across the operating temperature range.
Universal Matching Capability: As a universal matchable (SU) bearing, it can be mounted in any arrangement (back-to-back, face-to-face, or tandem) without compromising preload characteristics, simplifying installation and maintenance.
7002 CE/HCP4ADGAGMM1 Bearing Typical Application Areas
Machine Tool Spindles: High-speed machining centers and precision grinding spindles requiring exceptional accuracy and thermal stability
High-Speed Motors: Servo motors, spindle motors, and other precision electric drives demanding minimal vibration and high rotational accuracy
Medical Equipment: Dental handpieces, laboratory centrifuges, and medical imaging devices where reliability and precision are critical
Aerospace Systems Guidance systems, flight control actuators, and auxiliary power units requiring high-speed capability and reliability
Semiconductor Manufacturing: Wafer handling robots, precision positioning stages, and other cleanroom equipment needing contamination-free operation
