The SKF 2211 E-2RS1KTN9/C3 is a high-performance double-row self-aligning ball bearing engineered for applications where angular misalignment between the shaft and housing is likely. Featuring the optimized 'E' internal geometry, this bearing delivers superior load carrying capacity compared to standard designs. The robust '-2RS1' contact seals provide essential protection against contamination and moisture, effectively retaining the high-quality lubricating grease, making the unit maintenance-free for the lifespan of the lubricant. Furthermore, the 'K' designation indicates a 1:12 tapered bore, allowing for precise fitting adjustments and simplified mounting via an adapter or withdrawal sleeve, while the 'TN9' polyamide cage ensures low inertia and quiet operation.
This specific configuration is optimized for demanding industrial environments. The 'C3' internal clearance specification is larger than normal, ensuring operational longevity under conditions involving significant temperature gradients or heavy interference fits, preventing premature fatigue. Ideal for uses in heavy conveyors, agricultural machinery, fans, and pump systems, the sealed design minimizes downtime by eliminating the need for external relubrication systems. By compensating for dynamic misalignment and offering enhanced resistance to shock loads due to its robust construction, the 2211 E-2RS1KTN9/C3 guarantees reliable, long-term performance even in harsh, dirty operating conditions.
Key Features
Self-Aligning capability compensates for shaft and housing misalignment.
Sealed (-2RS1) and greased for life, minimizing maintenance requirements and protecting against contamination.
Optimized 'E' internal design maximizes load capacity and extends service life.
C3 Internal Clearance suitable for high-speed operation or applications utilizing tight press fits.
Tapered Bore (K) facilitates easy and precise mounting using adapter sleeves on smooth or stepped shafts.
Polyamide TN9 cage offers high durability, low weight, and quiet running characteristics.
