Brand: NTN
NTN 6203 LLU C3 EM Deep Groove Ball Bearing | 15x40x12mm | Double Sealed (LLU) | High Speed Polyamide Cage
The NTN 6203 LLU C3 EM is a precision deep groove ball bearing engineered for demanding industrial applications requiring high rotational accuracy and maximum contaminant exclusion. Featuring a 15mm bore, 40mm outer diameter, and 12mm width, this bearing is equipped with LLU (Double Contact Seals) to ensure exceptional grease retention and robust protection against dust and moisture ingress, significantly extending operational life. The C3 internal clearance designation is ideal for setups involving thermal gradients or interference fits, preventing premature failure due to excessive preload, while the EM (Polyamide Cage) facilitates high-speed performance and reduced friction compared to standard steel cages.
Manufactured by NTN, a globally recognized leader in bearing technology, this unit guarantees consistent performance and reduced total cost of ownership (TCO) by minimizing maintenance needs. The combination of the durable sealed design and inherent high-speed capability makes the 6203 LLU C3 EM a perfect fit for critical equipment such as electric motors, precision gearboxes, centrifugal pumps, and high-cycle material handling machinery operating in contaminated or challenging environments. Choosing NTN ensures you receive a product designed for reliability, longevity, and superior resistance to operational fatigue, ensuring maximized uptime across your essential industrial processes.
Key Features
LLU Double Contact Seals: Provides maximum exclusion of contaminants and superior grease retention, enhancing service life.
C3 Internal Clearance: Ideal for applications requiring high thermal stability or interference shaft/housing fits.
Polyamide Cage (EM): Ensures lower friction and superior high-speed capability compared to standard pressed steel cages.
NTN Industrial Quality: Manufactured to precise specifications for high reliability and reduced vibration.
Pre-Lubricated & Maintenance Free: Sealed design eliminates the need for periodic relubrication in most installations.
