Timken K8112 Bearing Locknut

Description:

The Timken K8112 bearing lock nut is a precision shaft retention component designed to securely position and preload bearings on threaded shafts in industrial rotating equipment. With a 3.180 inch outside diameter and 1.250 inch width, this lock nut maintains proper bearing adjustment, prevents axial shaft movement, and ensures secure bearing mounting under demanding operating conditions. It is commonly installed in industrial gearboxes, conveyors, mining equipment, construction machinery, agricultural equipment, and power transmission systems where accurate bearing retention is essential. Maintenance teams, OEMs, and system integrators use the Timken K8112 bearing lock nut for equipment repair, replacement, machine rebuilds, and retrofits to provide reliable bearing positioning and long service life.

Applications:

The Timken K8112 bearing lock nut is used to secure bearings on threaded shafts and maintain proper bearing preload in heavy-duty industrial machinery. It is widely installed in industrial gear reducers, heavy-duty conveyors, mining and aggregate equipment, construction machinery, agricultural equipment, and power transmission systems where dependable axial retention helps improve equipment reliability, reduce maintenance, and extend bearing service life.

Technical Specifications:

• Manufacturer: Timken
• Manufacturer Part Number (MPN): K8112
• Product Type: Bearing lock nut
• Component Type: Bearing mounting accessory
• Series: K
• Outside Diameter: 3.180 in (80.77 mm)
• Width: 1.250 in (31.75 mm)
• Material: Steel
• Function: Secures and positions bearings on threaded shafts
• Installation: Threaded shaft mounting
• Compatible Equipment: Bearing-mounted industrial rotating machinery
• Weight: 1.29 lb (0.59 kg)

Common Replacements:

• Timken K8112
• Timken K8112M
• OEM bearing lock nut with equivalent dimensions