Timken 32220M 90KM1 IsoClass Tapered Roller Bearing Assembly ZH 12Z-38

Description:

The Timken 32220M-90KM1 is a matched single-row metric tapered roller bearing assembly consisting of the 32220M cone and cup. The "90KM1" suffix identifies a factory-matched Timken bearing assembly manufactured to standard Class K precision. Designed to support combined radial and axial loads, this bearing assembly provides high load-carrying capacity, precise shaft alignment, and dependable performance in demanding industrial applications. It is commonly used in industrial gearboxes, rolling mills, mining equipment, conveyors, construction machinery, and heavy-duty power transmission systems.

Applications:

The Timken 32220M-90KM1 tapered roller bearing assembly is engineered for applications requiring reliable performance under combined radial and thrust loads. Its separable cone-and-cup design simplifies installation, adjustment, and maintenance while ensuring accurate bearing preload. It is suitable for industrial gearboxes, conveyor drives, axle assemblies, mining equipment, heavy construction machinery, steel processing equipment, and other heavy-duty rotating machinery.

Technical Specifications:

• Manufacturer Part Number (MPN): 32220M-90KM1
• Manufacturer: Timken
• Product Type: Tapered roller bearing assembly
• Bearing Type: Single-row metric tapered roller bearing assembly (TS)
• Components Included: Cone and Cup (Matched Assembly)
• Series: 32220M
• Bore Diameter (ID): 100 mm (3.937 in)
• Outside Diameter (OD): 180 mm (7.0866 in)
• Overall Width (T): 49 mm (1.9291 in)
• Cone Width (B): 46 mm (1.811 in)
• Cup Width (C): 39 mm (1.535 in)
• Precision Class: Class K (Standard)
• Cage Material: Steel
• Bearing Material: Chrome steel
• Closure Type: Open
• Dynamic Load Rating: 368 kN (82,700 lbf)
• Static Load Rating: 476 kN (107,000 lbf)
• Weight: Approximately 5.0 kg (11.0 lb)
• Operating Temperature Range: -54°C to 121°C (-65°F to 250°F)
• Function: Supports combined radial and axial loads while maintaining precise shaft alignment.
• Features: Factory-matched cone and cup assembly, precision-ground raceways, separable design, steel cage, high load capacity, and long service life in demanding industrial environments.

Common Replacements:

• Timken 32220M-90KM1 tapered roller bearing assembly
• SKF 32220 J2/Q tapered roller bearing set
• NTN 4T-32220 tapered roller bearing set