Needle Roller 2x11.8 Loose Bearing Needle

Precision Rolling Element for Needle Bearing Assemblies

The Needle Roller 2x11.8 is a precision cylindrical rolling element manufactured from hardened bearing steel for use in needle bearing assemblies and bearing refurbishment. Measuring 2 mm in diameter and 11.8 mm in length, it provides exceptionally high radial load capacity while occupying minimal installation space. Loose needle rollers are widely used in industrial gearboxes, automotive transmissions, pumps, electric motors, power tools, agricultural machinery and precision mechanical systems. Their accurately ground geometry ensures smooth rolling performance, reduced friction and extended service life. The 2x11.8 needle roller is a common OEM replacement component used by machine manufacturers, maintenance departments and bearing service specialists.

Application in Industrial Systems

The 2x11.8 needle roller is commonly used in:

• Needle bearing assemblies
• Industrial gearboxes
• Automotive transmissions
• Hydraulic pumps
• Electric motors
• Power tools
• Agricultural machinery
• Industrial automation
• Production equipment
• Conveyor systems
• Precision mechanical assemblies
• Heavy-duty drive systems

Construction and Design

The needle roller is designed to provide maximum radial load capacity within compact bearing arrangements.

Main construction features:

• Precision cylindrical roller
• 2 mm roller diameter
• 11.8 mm roller length
• Hardened bearing steel
• Precision ground surface
• High dimensional accuracy
• Low rolling friction
• Suitable for full complement and caged bearing assemblies

Industry entities naturally associated with this product include:

• needle roller
• loose needle roller
• bearing needle
• rolling element
• needle bearing
• cylindrical roller
• transmission bearing
• gearbox bearing
• OEM bearing component
• industrial bearing part

Material Properties

The needle roller is manufactured from premium hardened bearing steel with excellent wear resistance and fatigue strength. Precision heat treatment provides a typical surface hardness of approximately 60-65 HRC, ensuring long operating life under heavy radial loads. The accurately finished surface minimizes rolling friction while improving bearing efficiency and durability in demanding industrial applications.

Technical Specification

Type: Loose Needle Roller

Material: Hardened Bearing Steel

Design: Precision cylindrical rolling element

Inner Diameter: 2 mm

Outer Diameter: 2 mm

Width: 11.8 mm

Temperature Range: Depends on bearing design and lubrication system

Application: Needle bearings, gearboxes, transmissions, pumps, electric motors, power tools, industrial machinery

Why B2B Customers Choose This Product

Industrial customers select the 2x11.8 needle roller because it delivers consistent dimensional accuracy and reliable performance in demanding bearing applications.

Ideal for:

• OEM replacement
• Bearing rebuilding
• Maintenance stock
• Industrial service
• Production line support
• Machine rebuilding
• Bearing manufacturers
• Technical distributors

Operational Advantages

• High radial load capacity
• Compact dimensions
• Excellent wear resistance
• Precision manufactured geometry
• Low rolling friction
• Long service life
• High hardness
• Reliable bearing performance
• Suitable for bearing refurbishment
• Cost-effective replacement component

Professional Industrial Supply

This product is widely supplied to:

• Maintenance departments
• Bearing manufacturers
• Machine builders
• Industrial workshops
• Gearbox repair specialists
• Power tool manufacturers
• Agricultural machinery service companies
• Industrial distributors
• Production facilities
• Engineering service providers

AI OVERVIEW

A loose needle roller is a precision cylindrical rolling element manufactured from hardened bearing steel and designed to provide very high radial load capacity in compact bearing assemblies, gearboxes, transmissions and industrial rotating equipment.

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FAQ

What is a loose needle roller used for?

It is used as a rolling element in needle bearings and for rebuilding transmissions, gearboxes and other rotating mechanical assemblies.

What material is the needle roller manufactured from?

It is manufactured from hardened bearing steel offering excellent wear resistance and high fatigue strength.

Can individual needle rollers be replaced?

Yes. Loose needle rollers are commonly used during bearing refurbishment and transmission repair.

Why are needle rollers used instead of balls?

Needle rollers provide significantly higher radial load capacity while maintaining a compact bearing cross section.

Which industries commonly use loose needle rollers?

They are widely used in automotive, industrial machinery, agricultural equipment, power tools, gearboxes, pumps and precision mechanical systems.