Heavy-Duty SB206-20 Set-Screw Insert Ball Bearing | 1-1/4" Bore x 62mm Outer Diameter x 16mm Width (Replaces AS206-104, YA103RRB2, SB206-20N, FHS206-20, S2E20EL, LS-120S)
Engineered for maximum rotational stability and load-bearing endurance in rugged industrial machinery, automated conveyor networks, and heavy agricultural equipment, the SB206-20 insert bearing delivers exact 1-1/4" x 62mm x 16mm dimensions manufactured from premium GCr15 high-carbon alloy steel. Featuring an extended inner ring and heavy-duty dual set-screws for rock-solid shaft anchoring, it serves as a seamless direct OEM drop-in replacement for AS206-104, YA103RRB2, SB206-10N, FHS206-20, S2E20EL, and LS-120S.
⭐ Engineering Specifications & Interchange Guide
Series Designation: SB206-20 (1-1/4" Precision Imperial Profile)
OEM Cross-Reference: AS206-104, YA103RRB2, SB206-20N, FHS206-20, S2E20EL, LS-120S, GE110KRRB
Imperial Bore (d): 1-1/4 Inches (1.250" / 31.75 mm)
Outer Diameter (D): 62 mm
Overall Width (B): 16 mm (Optimized heavy-duty cross-section for superior radial support)
Material Composition: GCr15 Premium Bearing-Grade Chrome Steel
Locking Configuration: Extended Inner Ring with Twin Heavy-Duty Set-Screws
Outer Ring Geometry: Spherical Contour (Self-aligning to compensate for initial shaft deflection)
Sealing Mechanism: Advanced Dual-Lip Contact Seals paired with Protective Steel Slingers
🚗 Performance Highlights & Benefits
Slip-Free Shaft Anchoring: The dual set-screw locking collar grips securely onto transmission shafts, eliminating rotational slip under continuous vibrational loads.
Low-Friction Dynamics: Super-finished internal raceways reduce friction coefficients, keeping operating temperatures cool and stable at high speeds.
Effortless Retrofitting: Designed for universal drop-in compatibility inside standard 206-series pillow blocks, flanged housings, and take-up units.
Reliable Contaminant Defense: Factory pre-greased and tightly sealed to effectively block out abrasive dust, moisture, and fine debris.
⚙️ Target Industrial Applications
Material Handling: Automated sorting lines, heavy roller conveyors, and belt drive modules.
Agricultural Machinery: Combine harvester components, grain augers, and agricultural blowers.
General Industrial Drives: Packaging equipment, textile machinery, and commercial power transmission units.
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