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INA 40 mm ID Needle Roller Bearing Needle, 55 mm OD RPNA40/55-XL

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INA 40 mm ID Needle Roller Bearing Needle, 55 mm OD RPNA40/55-XL

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Category Needle Roller Bearing Brand INA Condition New

Specifications

Country of Origin	India
Brand	INA
Model	RPNA40/55-XL
Outside diameter	55mm
Inside Diameter	40mm
Limiting Speed	11400rpm
End Type	Open
Bore Type	Parallel
Bearing Type	Needle
Cage Material	Steel
Race Width	20mm
Static Load Rating	47kN
Better World Claim	Extended Product Life, Saves Energy
Dynamic Load Rating	29.5kN
Maximum Speed - Oil	11000rpm
Maximum Speed - Grease	6500rpm

Key Features

This needle bearing features a 20 mm race width and steel cage material for durability.
It has a static load rating of 47 kN and a dynamic load rating of 29.5 kN for robust performance.
The bearing supports a maximum oil speed of 11000 rpm and grease speed of 6500 rpm, ensuring versatile usage.
The open end type design facilitates easy lubrication and maintenance.
Manufactured as an X-life bearing for optimized raceway surfaces, extending product life and energy efficiency.
Equipped with drawn outer cups, plastic support rings, spherical outside surface outer rings, needle roller and cage assemblies, and removable inner rings.
Designed to compensate for misalignments to improve operational reliability.
Ideal for industrial machinery applications requiring high load capacity and long service life.

Product Description

INA RPNA40/55-XL is a needle roller bearing designed with a 40 mm inside diameter and 55 mm outside diameter, featuring a 20 mm race width and parallel bore type. This needle bearing includes a steel cage material and an open end type for accessibility and serviceability.

Constructed as an X-life bearing, it has optimized raceway surfaces, providing higher load-carrying capacity and extended rating life. The bearing includes drawn outer cups, plastic support rings with a concave inner profile, spherical outside surface outer rings, needle roller and cage assemblies, along with removable inner rings.

This bearing is engineered to compensate for misalignments and is suitable for industrial uses such as mechanical machinery, manufacturing equipment, and precision tools requiring needle bearings with high durability and load ratings.

The RPNA40/55-XL supports a maximum oil speed of 11000 rpm and grease speed of 6500 rpm, with a limiting speed of 11400 rpm, making it versatile for various lubrication types. Its static load rating is 47 kN, and its dynamic load rating is 29.5 kN, ensuring it can handle demanding operational environments.

As a RS Better World product, this bearing promotes sustainability through extended product life and energy savings, contributing to more efficient industrial operations. This needle bearing is characterized by its steel cage construction and open end design for effective lubrication.

It offers compensation for shaft misalignments, improving operational reliability and lifespan. The bearing is suitable for applications in industrial machinery and mechanical spares where precision and long service life are critical.

Optimized raceway surfaces ensure enhanced load capacity and lower friction. Available with design features that facilitate maintenance and replacement, such as removable inner rings. Explore the INA Needle Roller Bearing range and other mechanical machinery spares on EnvMart for quality and reliability in demanding industrial sectors.