10Pcs 6802RS Bearing 15x24x5mm ABEC-7 Hobby Electric RC Car Truck Ball Bearings Black Sealed 6000RS 10x26x8mm 6900RS 10x22x6mm

Premium Bearing Steel 2RS
Product Overview
The Bearing Steel 2RS is a high-performance, single-row deep groove ball bearing engineered for reliability and longevity. The "2RS" designation signifies that the bearing is equipped with contact-type rubber seals on both sides. Manufactured from premium bearing steel, this component is designed to provide exceptional protection against contaminants while retaining lubrication, making it an ideal choice for a wide array of industrial and commercial applications.
Key Features
Dual-Sided Contact Sealing (2RS):
Features two robust, steel-reinforced nitrile rubber (NBR) contact seals. These seals make direct contact with the inner ring, creating a highly effective barrier against dust, moisture, and other external contaminants.
Premium Bearing Steel Construction:
Crafted from high-quality GCr15 bearing steel, ensuring outstanding durability, high load-carrying capacity, and resistance to wear and fatigue under heavy operational stresses.
Pre-Lubricated & Maintenance-Free:
The sealed design effectively retains the factory-filled grease, preventing leakage and eliminating the need for frequent re-lubrication in most standard operating conditions.
Precision Engineering:
Manufactured to tight tolerances, guaranteeing smooth rotation, low vibration, and minimal operational noise.
Core Advantages
Exceptional Contamination Resistance:
The primary advantage of the 2RS seal is its superior sealing performance. It is specifically engineered for harsh, dirty, or wet environments where preventing ingress of water and fine particles is critical to bearing life.
Enhanced Operational Reliability:
By keeping lubricants in and contaminants out, the 2RS bearing significantly reduces the risk of premature failure, leading to less downtime and lower maintenance costs.
Versatile Application Range:
Suitable for a broad spectrum of equipment, including electric motors, pumps, automotive components, agricultural machinery, and general industrial gearboxes, especially in conditions where moisture or dust is a concern.
Cost-Effective Long-Term Solution:
Although contact seals generate slightly more friction than non-contact alternatives, the dramatic increase in service life and reduction in maintenance requirements in contaminated environments make the 2RS a highly economical choice over the bearing's total lifecycle.
Technical Note for Selection
Please note that the contact seal design of the 2RS bearing, while offering maximum protection, creates higher friction compared to non-contact seals (e.g., 2RZ). Therefore, it is best suited for low-to-medium speed applications where sealing integrity is the primary concern. For ultra-high-speed applications with clean environments, alternative seal types may be considered.