Timken JM511910 Tapered Roller Bearing Cup Outer Race

Description:

The Timken JM511910 tapered roller bearing cup is a precision single cup (outer ring) designed for use with a matching tapered roller bearing cone to support combined radial and axial loads in heavy-duty industrial rotating equipment. Commonly installed in industrial gearboxes, conveyors, mining equipment, construction machinery, agricultural equipment, and power transmission systems where reliable bearing performance and long service life are essential. Maintenance teams, OEMs, and system integrators use this bearing cup for equipment repair, replacement, machine rebuilds, and drivetrain retrofits when paired with the compatible Timken JM511946 tapered roller bearing cone.

Applications:

The Timken JM511910 tapered roller bearing cup is engineered for demanding industrial applications requiring high load capacity, precise shaft alignment, and dependable operation under combined radial and axial loads. It is widely used in industrial gear reducers, heavy-duty conveyors, mining and aggregate equipment, construction machinery, agricultural equipment, and other power transmission systems where it operates with the Timken JM511946 tapered roller bearing cone or as part of factory-matched bearing assemblies such as the JM511946-90K07 configuration.

Technical Specifications:

• Manufacturer: Timken
• Manufacturer Part Number (MPN): JM511910
• Product Type: Tapered roller bearing cup
• Bearing Type: Single cup (outer ring)
• Series: M511900
• Design Series: TS (Tapered Single)
• Outside Diameter (OD): 110 mm (4.3307 in)
• Outer Ring Width (C): 22.5 mm (0.8858 in)
• Material: High-grade bearing steel
• Load Type: Combined radial and axial loads
• Dynamic Radial Load Rating (C1): 167,000 N (37,600 lbf)
• Static Radial Load Rating (C0): 195,000 N (43,900 lbf)
• Maximum Housing Fillet Radius: 2.54 mm (0.100 in)
• Housing Backing Shoulder Diameter (Da): 105.40 mm (4.15 in)
• Housing Backing Shoulder Diameter (Db): 99.06 mm (3.90 in)
• Weight: 1.1 kg (2.3 lb)
• Compatible Cone: Timken JM511946

Common Replacements:

• Timken JM511946/JM511910 bearing set
• Timken JM511946-90K07 matched bearing assembly
• NTN JM511910 equivalent