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Description
The HC210-30 KML is a standard-duty, wide inner ring spherical ball bearing insert manufactured by KML Bearing. It is specifically engineered to fit into standard mounted bearing housings, such as pillow blocks or flanged units. To secure the shaft tightly and maintain controlled preload, the bearing features an eccentric (cam) locking collar mechanism coupled with set screws.
Key Specifications
- Bore Diameter (ID): 1-7/8 inches (1.875" / 47.625 mm)
- Outer Diameter (OD): 90 mm (3.543 inches) with a spherical outer ring profile for self-alignment
- Outer Ring Width: 23 mm (0.906" / 0.944" depending on precise outer profile enclosure)
- Total Width Through Bore: 62.7 mm (2.469 inches)
- Material: Premium AISI 52100 high-carbon chrome steel
- Sealing: Heavy-duty double-lip contact rubber seals (B-type/R-seals) to exclude dirt and moisture
- Lubrication: Relubricatable setup featuring a specialized groove and oil hole system
- Load Ratings: ~7,868 lbf dynamic radial load capacity / ~4,650 to 5,215 lbf static radial load capacity
Common Applications
- Industrial conveyor belts and manufacturing packaging lines
- Agricultural harvesting, tilling, and farming machinery
- Commercial HVAC ventilation fans and blower assemblies
- Food and processing machinery when paired with protective housings
Industry Interchanges
This core insert matches sizing conventions and can directly replace standard industry options like the UG210-30 (AMI), NA210-30 (FYH), and G1114KRRB (Fafnir/Timken).
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