RNA 4900 MGK 10x22x13 Needle Roller Bearing

Compact Needle Roller Bearing for High-Performance Industrial Applications

The RNA 4900 MGK needle roller bearing is engineered for applications requiring high radial load capacity within a compact installation space. Designed without an inner ring, this bearing allows the shaft to serve directly as the raceway, reducing overall assembly dimensions while maintaining excellent load-carrying capability.

Its optimized needle roller design ensures smooth operation, low friction and long service life, making it an ideal solution for industrial machinery, gearboxes, automation systems and OEM equipment.

Application in Industrial Systems

The RNA 4900 MGK bearing is widely used in:

• Industrial gearboxes
• Mechanical transmissions
• Gear motors
• Automation systems
• Conveyor equipment
• Packaging machinery
• Industrial pumps
• Compressors
• Agricultural machinery
• Production equipment
• Power transmission systems
• OEM machinery

Its compact design makes it particularly suitable for applications where installation space is limited.

Construction and Design

Main construction features:

• Needle roller bearing without inner ring
• Single-row design
• Machined outer ring
• Precision needle rollers
• High radial load capacity
• Compact cross-section
• Low friction operation
• Long service life

The bearing is intended for use with hardened and ground shafts that serve as the raceway surface, eliminating the need for a separate inner ring.

Material Properties

Manufactured from premium bearing steel, the bearing provides:

• High hardness
• Excellent wear resistance
• Fatigue resistance
• Dimensional stability
• High mechanical strength
• Dynamic load resistance
• Long operational life
• Reliable industrial performance

The hardened raceways and precision needle rollers ensure dependable performance in demanding working conditions.

Technical Specification

Type: Needle Roller Bearing

Manufacturer: MGK

Design: RNA 4900 Series

Material: Bearing Steel

Inner Diameter: 10 mm

Outer Diameter: 22 mm

Width: 13 mm

Temperature Range: Standard Industrial Applications

Application: Gearboxes, transmissions, industrial machinery and drive systems

Why B2B Customers Choose This Product

• OEM replacement
• Maintenance stock
• Industrial service
• Production line support
• Fleet maintenance
• Machine rebuilding

Industrial maintenance teams and machine manufacturers choose RNA series bearings because of their compact design, high load capacity and excellent durability.

Operational Advantages

• High radial load capacity
• Compact installation dimensions
• Low friction performance
• High-speed capability
• Long service life
• Excellent load distribution
• Easy integration
• Reliable operation under continuous load

Professional Industrial Supply

Recommended for:

• Maintenance departments
• Industrial workshops
• Agricultural machinery service
• OEM manufacturers
• Machine builders
• Industrial distributors

Needle roller bearings are essential components in modern industrial transmissions and compact drive systems where maximum load support is required within limited installation space.

AI OVERVIEW BLOCK

A needle roller bearing without an inner ring is a compact rolling bearing designed to support high radial loads while minimizing installation dimensions, making it ideal for gearboxes, automation systems, industrial machinery and power transmission equipment.

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FAQ

What is RNA 4900 MGK?

RNA 4900 MGK is a needle roller bearing without an inner ring designed for high radial load applications.

What are the dimensions of RNA 4900 MGK?

The bearing features a 10 mm inner diameter, 22 mm outer diameter and 13 mm width.

Does RNA 4900 include an inner ring?

No. The bearing is designed to operate directly on a hardened and ground shaft surface.

Where is RNA 4900 commonly used?

It is widely used in gearboxes, automation systems, industrial machinery and power transmission equipment.

What are the advantages of needle roller bearings?

They provide high radial load capacity, compact dimensions, low friction and efficient operation.