Timken 344A Taper Roller Bearing Cone G56

Description:

The Timken 344A is a single-row tapered roller bearing cone from the Timken 335 Series. Designed for use with compatible Timken bearing cups such as the Timken 332A to form a complete tapered roller bearing assembly, it is engineered to support combined radial and axial loads while maintaining precise shaft alignment. Its separable cone design simplifies installation, adjustment, and maintenance, making it ideal for industrial gearboxes, wheel hubs, agricultural equipment, trailers, and general power transmission systems.

Applications:

The Timken 344A tapered roller bearing cone is designed for demanding applications requiring reliable performance under combined radial and thrust loads. When paired with the compatible Timken 332A cup, it is commonly used in wheel bearing assemblies, industrial gearboxes, conveyor systems, agricultural machinery, construction equipment, and other heavy-duty rotating equipment.

Technical Specifications:

• Manufacturer Part Number (MPN): 344A
• Manufacturer: Timken
• Product Type: Tapered roller bearing cone
• Bearing Type: Single-row tapered roller bearing cone (TS)
• Series: 335 Series
• Compatible Cup Part Number: 332A
• Bore Diameter (ID): 1.5748 in (40.000 mm)
• Cone Width (B): 0.8820 in (22.403 mm)
• Design Units: Inch
• Cage Material: Stamped steel
• Bearing Material: Through-hardened bearing steel
• Dynamic Radial Load Rating (C1): 94,300 N (21,200 lbf)
• Dynamic Radial Load Rating (C90): 24,400 N (5,490 lbf)
• Static Radial Load Rating (C0): 83,400 N (18,700 lbf)
• Dynamic Axial Load Rating (Ca90): 11,400 N (2,570 lbf)
• K Factor: 2.14
• Geometry Factor (Cg): 0.0676
• Effective Center Location: -6.4 mm (-0.25 in)
• Maximum Shaft Fillet Radius: 0.030 in (0.800 mm)
• Shaft Backing Shoulder Diameter (Frontface): 1.79 in (45.5 mm)
• Shaft Backing Shoulder Diameter (Backface): 1.81 in (46.0 mm)
• Weight: Approximately 0.50 kg (1.1 lb)
• Function: Serves as the inner cone component of a tapered roller bearing assembly supporting combined radial and axial loads.
• Features: Separable cone design, precision-ground raceways, stamped steel cage, optimized roller geometry, high load capacity, and long service life.

Common Replacements:

• Timken 344A tapered roller bearing cone
• SKF equivalent tapered roller bearing cone (application dependent)
• NTN equivalent tapered roller bearing cone