The Timken Company NA24776SH Taper Bearing Assembly

Description:

The Timken NA24776SH / NA2776-SW K78175 K93081 tapered bearing assembly is used in heavy-duty rotating equipment requiring double-row tapered roller bearing support for combined radial and axial loads. Commonly installed in industrial gearboxes, rolling mills, mining machinery, conveyors, and heavy material handling equipment. Maintenance teams, OEMs, and system integrators use this bearing assembly for replacement, equipment overhaul, and reliability-focused maintenance in demanding industrial applications.

Applications:

The Timken NA24776SH / NA2776-SW K78175 K93081 tapered bearing assembly is designed for industrial machinery operating under high radial and thrust loads. It is commonly used in mining equipment, steel processing machinery, industrial gearboxes, conveyor systems, and other heavy-duty rotating equipment where precise shaft alignment, high load capacity, and extended bearing service life are required.

Technical Specifications:

• Manufacturer: Timken
• Manufacturer Part Number (MPN): NA24776SH / NA2776-SW
• Alternate Part Numbers: K78175, K93081, A104
• Product Type: Tapered bearing assembly
• Bearing Type: Double-row tapered roller bearing assembly (TDO)
• Cone Part Number: NA24776SW
• Cup Part Number: 24720D
• Series: 24700
• Bore Diameter: 1.5000 in (38.100 mm)
• Outside Diameter: 3.0000 in (76.200 mm)
• Overall Width (T): 2.3124 in (58.735 mm)
• Inner Ring Width (B): 1.1562 in (29.367 mm)
• Outer Ring Width (C): 1.5625 in (39.688 mm)
• Cage Type: Steel cage
• Material: High-grade bearing steel
• Load Type: Combined radial and axial loads
• Dynamic Radial Load Rating (C90): 4,400 lbf (19,600 N)
• Dynamic Axial Load Rating (Ca90): 2,960 lbf (13,200 N)
• Weight: Approximately 2.54 lb (1.15 kg)

Common Replacements:

• Timken NA24776SW/24720D bearing assembly
• Timken NA24776SW tapered roller bearing
• Timken 24720D bearing cup