SER208-25 Insert Ball Bearing | 1-9/16" x 80mm x 49.2mm, Eccentric Locking Collar for Heavy-Duty Agricultural & Conveyor Machinery

⚙️ Dimensions & Technical Specs

• Item Model: SER208-25

• Bore Diameter (d): 1-9/16 Inches (1.5625" / 39.6875 mm)

• Outer Diameter (D): 80 mm

• Total Width / Thickness (B): 49.2 mm (Wide inner ring configuration)

• Material Composition: Premium GCr15 High-Carbon Chrome Steel

• Locking Mechanism: Eccentric Locking Collar (Self-tightening rotation design)

• Outer Ring Profile: Spherical Outer Ring (Accommodates housing misalignment)

• Sealing Technology: Dual Rubber Contact Seals

💡 Key Performance Highlights

• Self-Tightening Eccentric Collar: The locking collar utilizes operational rotation to clamp down tightly, minimizing vibration and preventing axial shaft migration under heavy continuous loads.

• Heavy-Duty Durability: Forged from top-tier chrome steel to deliver exceptional resistance to surface friction fatigue, heavy radial-axial stresses, and wear.

• Housing Adaptability: The outer spherical geometry integrates seamlessly with standard 208-series pillow block and flanged housings, absorbing minor structural deflections.

• Contaminant Defense: Factory-packed with high-temperature grease and guarded by double-lip seals to block out abrasive dust, dirt, and moisture.

🚜 Typical Applications

• Agricultural Equipment: Combine harvesters, grain augers, balers, and heavy tractor implements.

• Conveyor Systems & Logistics: Powered roller beds, belt drive pulleys, and heavy material sorting lines.

• Industrial Machinery: Ventilation blower fans, HVAC mechanical units, and general power transmission setups.