Precision 11/16" CSA203-11 Eccentric Locking Collar Insert Bearing | 11/16" Bore x 40mm Outer Diameter x 28.6mm Width | Industrial Power Transmission Unit (Cross: SA203-11, Timken RA011RR, NTN AELS203-011, AMI/Peer KHR203-11/FHR203-11, SKF YET203-011, FYH SAA203-11)

🌀 Specification & Global Interchange Hub

Part Number Designation: CSA203-11 (11/16 Inch Eccentric Collar Series)

Comprehensive Brand Interchange Directory:

Universal Industrial Codes: SA203-11 / CSA203-11

Timken / Fafnir Equivalent: RA011RR

NTN Equivalent: AELS203-011

AMI / Peer Designation: KHR203-11 / FHR203-11

SKF Equivalent: YET203-011

FYH Equivalent: SAA203-11

Imperial Bore Dimension (d): 11/16 Inches (approx. 17.46 mm)

Outer Ring Diameter (D): 40 mm

Total Assembly Width (B): 28.6 mm (Optimized profile for compact bearing housings)

Material Architecture: High-Grade Chrome Steel (Vacuum degassed for enhanced fatigue life and wear resistance)

✨ Engineering Architecture & Performance Merits

Eccentric Locking Collar System: Features a matching eccentric locking collar that tightens securely onto the shaft via simple rotation, ensuring rapid and vibration-proof installation.

Spherical Outer Ring Contour: Self-aligning design accommodates initial static misalignments between the shaft and housing supports.

Dual-Lip Contact Sealing: Equipped with reinforced rubber seals and metal flingers to effectively retain premium lithium grease while sealing out dust and moisture.

Pre-Lubricated & Maintenance-Ready: Factory-filled with high-performance anti-friction grease for immediate, reliable deployment.

🚙 Target Industrial Sectors & Deployment Fields

Agricultural Machinery: Seeders, light grain augers, and small harvester conveyor rollers.

Material Handling & Packaging: Light conveyor idlers, labeling equipment, and sorting lines.

HVAC & Fan Assemblies: Small ventilation blowers, residential air handlers, and pulley drives.