SER212-39 Insert Ball Bearing | 2-7/16" x 110mm x 65.1mm, Eccentric Locking Collar for Heavy-Duty Industrial & Agricultural Machinery

⚙️ Dimensions & Technical Specs

• Item Model: SER212-39

• Bore Diameter (d): 2-7/16 Inches (2.4375" / 61.9125 mm)

• Outer Diameter (D): 110 mm

• Total Width / Thickness (B): 65.1 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 212-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: Heavy combine harvesters, large grain augers, industrial balers, and massive tractor implement drives.

• Conveyor Systems & Logistics: High-capacity roller beds, extra-large belt drive pulleys, and heavy industrial sorting lines.

• Industrial Machinery: Large ventilation blower fans, heavy-duty HVAC mechanical units, and high-torque power transmission setups.