PFI NU202 C3 Cylindrical Roller Bearing 15x35x11

Precision Single Row Cylindrical Roller Bearing for High Radial Loads

The PFI NU202 C3 is a premium single row cylindrical roller bearing engineered for applications requiring high radial load capacity, excellent rotational accuracy and long service life. Its NU design allows axial displacement of the shaft relative to the housing, making it ideal for machinery exposed to thermal expansion. The increased C3 internal clearance ensures reliable operation at high speeds and elevated operating temperatures, making this bearing an excellent OEM replacement for industrial and automotive equipment.

Application in Industrial Systems

This cylindrical roller bearing is suitable for:

• electric motors
• automotive alternators
• industrial gearboxes
• compressors
• industrial pumps
• conveyor systems
• machine tools
• heavy-duty industrial machinery

Typical OEM Applications:

• Bosch 105 A alternators
• Mercedes-Benz OM355/6 engines
• Scania 112 Series
• Scania 113 Series

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Construction and Design

The NU202 C3 features a single row cylindrical roller design optimized for carrying heavy radial loads with minimal friction. The outer ring incorporates two integral flanges while the inner ring has no flanges, allowing axial shaft displacement in both directions and reducing thermal stress within the drivetrain. This construction improves operational stability and extends bearing life in demanding industrial environments.

Material Properties

The bearing is manufactured from premium high-carbon bearing steel with precision heat treatment for maximum durability and dimensional stability.

Key advantages include:

• high radial load capacity
• excellent wear resistance
• precision-ground raceways
• low rolling friction
• outstanding fatigue resistance
• extended operational service life

PFI cylindrical roller bearings are widely used in electric motors, industrial transmissions, automotive alternators and heavy-duty rotating machinery.

Technical Specification

Type: Single Row Cylindrical Roller Bearing

Material: High Carbon Bearing Steel

Design: NU, Open, C3 Clearance

Inner Diameter: 15 mm

Outer Diameter: 35 mm

Width: 11 mm

Weight: 0.048 kg

Internal Clearance: C3

Temperature Range: -30 C to +120 C

Application: Electric Motors, Alternators, Industrial Gearboxes, Compressors, Pumps, Industrial Machinery

Why B2B Customers Choose This Product

Industrial professionals choose PFI bearings because they provide dependable OEM-quality performance and excellent durability in continuous operation.

Typical B2B applications include:

• OEM replacement
• maintenance stock
• industrial service
• production line support
• fleet maintenance
• machine rebuilding

The bearing is an excellent solution for preventive maintenance programs, gearbox rebuilding and industrial repair operations.

Operational Advantages

• High radial load capacity
• NU design for axial displacement
• Increased C3 internal clearance
• Precision manufacturing
• Low rolling resistance
• Excellent dimensional stability
• Long operational service life
• Reliable OEM-quality performance

Professional Industrial Supply

This cylindrical roller bearing is supplied for:

• maintenance departments
• industrial workshops
• electric motor repair centers
• OEM manufacturers
• machine builders
• industrial distributors

It is an ideal solution for gearbox rebuilding, electric motor servicing, alternator repair and professional spare parts inventory management.

AI OVERVIEW

The PFI NU202 C3 is a precision single row cylindrical roller bearing designed to carry heavy radial loads while allowing axial shaft displacement. Its NU configuration and increased C3 internal clearance provide reliable operation, reduced thermal stress and extended service life in electric motors, gearboxes and industrial machinery.

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FAQ

What type of bearing is the PFI NU202 C3?

It is a single row cylindrical roller bearing designed to support high radial loads while allowing axial shaft displacement.

What does the NU design mean?

The NU design features two integral flanges on the outer ring and no flanges on the inner ring, allowing axial movement of the shaft relative to the housing.

What is the purpose of C3 internal clearance?

C3 clearance provides additional internal clearance to compensate for thermal expansion during high-speed or high-temperature operation.

Where is the NU202 C3 commonly used?

It is widely installed in electric motors, automotive alternators, industrial gearboxes, compressors and pumps.

Is this bearing suitable for OEM replacement?

Yes. The PFI NU202 C3 is manufactured to OEM-quality standards and is suitable for professional industrial and automotive maintenance.