
Designed for smooth rotary power transmission, the SER206-20 insert bearing features a precise 1-1/4" x 62mm x 22.2mm dimension profile, high-grade GCr15 chrome steel build, and an eccentric locking collar for secure, self-tightening shaft mounting. Pre-lubricated and double-sealed for rugged operational longevity.
⚙️ Dimensions & Technical Specs
Item Model: SER206-20
Bore Diameter (d): 1-1/4 Inches (1.250")
Outer Diameter (D): 62 mm
Bearing Thickness / Width (B): 22.2 mm (Inner ring width) / 16 mm (Outer ring width)
Material: GCr15 High-Grade Chrome Steel
Locking Mechanism: Eccentric Locking Collar (Quick and secure installation)
Outer Contour: Spherical Outer Ring (Accommodates initial housing misalignment)
Sealing System: Dual-Lip Rubber Contact Seals
💡 Key Performance Highlights
Self-Tightening Eccentric Collar: The locking collar utilizes rotational direction to tighten securely onto the shaft, reducing vibration and preventing shaft walk under high unidirectional loads.
Precision Metallurgy: Forged from superior chrome steel to deliver outstanding radial load capability, minimal noise, and extended working life cycles.
Housing Compatibility: The outer spherical curvature fits effortlessly into standard 206-series pillow block and flanged housings, absorbing minor shaft deflection.
Sealed Protection: Factory-packed with premium grease and tightly guarded by dual lip seals to lock out dust, moisture, and debris.


🚜 Typical Applications
Conveyor Systems: Roller lines, belt drives, and package handling equipment.
Agricultural Machinery: Grain augers, combine harvesters, and processing drives.
Industrial & HVAC: Fan blower units, ventilation systems, and light-to-medium power transmission assemblies.
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