
Designed for precise mechanical fits, the SER204 insert bearing measures 20x47x15.9mm and features a durable GCr15 chrome steel build with secure locking. Pre-lubricated and double-sealed, it delivers high performance in heavy-duty agricultural and industrial equipment.
📐 Complete Dimensional Specs
Bearing Model: SER204
Bore Diameter (Inner / d): 20 mm
Outer Diameter (Outer / D): 47 mm
Total Width (Thickness / B): 15.9 mm
Material Composition: Premium GCr15 Chrome Steel
Outer Ring Type: Cylindrical / Special Contour (engineered for specific housing fits)
Sealing System: Dual Protective Rubber Contact Seals
⚡ Engineering Highlights
Exact Fit Precision: Built to strict tolerance standards with precise 20x47x15.9mm geometry, ensuring a seamless drop-in replacement for worn factory parts.
Robust Shaft Retention: Engineered to hold tightly under rotational stress, eliminating slippage and enhancing mechanical stability.
Built to Withstand Wear: Forged from high-grade chrome steel to resist continuous surface friction and handle demanding radial loads smoothly.
Low-Maintenance Protection: Sealed tightly against abrasive dust, dirt, and moisture, with high-temperature grease pre-packed for immediate use.


🚜 Typical Applications
Agricultural Machinery: Harvester components, seeders, and auxiliary farm drives.
Conveyor Systems: Material handling rollers, belt idlers, and sorting lines.
Industrial Equipment: Mechanical blower assemblies, HVAC units, and general power transmission systems.
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