Timken TAN22 Bearing Locknut

Description:

The Timken TAN22 bearing locknut is used to securely position bearings, adapter sleeves, and withdrawal sleeves on 110 mm shafts in heavy-duty industrial power transmission systems. Commonly installed in conveyors, gearboxes, mining equipment, steel mills, paper mills, and other industrial machinery utilizing spherical roller bearings. Maintenance teams, OEMs, and system integrators use this locknut for replacement, repair, retrofit, and equipment overhaul to ensure precise bearing retention and prevent loosening under vibration and heavy operating loads.

Applications:

The Timken TAN22 is a standard right-hand bearing locknut manufactured from steel and designed for use with compatible lock washers to provide positive mechanical locking of mounted bearing assemblies. It is widely used with adapter sleeves and withdrawal sleeves to accurately locate and secure spherical roller bearings in mining, aggregate processing, conveyor systems, industrial drives, pulp and paper mills, and other demanding industrial applications.

Technical Specifications:

• Manufacturer: Timken
• Manufacturer Part Number (MPN): TAN22
• Product Type: Bearing locknut
• Series: TAN Series
• Material: Steel
• Shaft Diameter: 110 mm
• Thread Size: 4.325-12 (NS Class 3)
• Thread Direction: Right-hand
• Outside Diameter: 5.724 in (145.39 mm)
• Face Diameter: 5.281 in (134.14 mm)
• Width: 0.791 in (20.09 mm)
• Threads per Inch: 12
• Compatible Lock Washer: TW122
• Locking Type: Standard (Not Self-Locking)
• Application: Bearing mounting, adapter sleeves, and withdrawal sleeves

Common Replacements:

• Timken TAN22-2
• SKF AN22 locknut equivalent
• NTN AN22 locknut equivalent