MPN

INA NA4904-XL 20mm I.D Needle Roller Bearing, 37mm O.D

RS Stock No.:: 194-7285
Mfr. Part No.:: NA4904-XL
Brand:: INA

INA NA4904-XL 20mm I.D Needle Roller Bearing, 37mm O.D

View all Roller Bearings

Bulk discount available

Subtotal (1 unit)*

£32.73

(exc. VAT)

£39.28

(inc. VAT)

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In Stock

3 unit(s) ready to ship
Plus 999,999,996 unit(s) shipping from 20 October 2025

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Units	Per unit
1 - 4	£32.73
5 - 9	£31.43
10 - 24	£30.78
25 +	£30.12

*price indicative

RS Stock No.:: 194-7285
Mfr. Part No.:: NA4904-XL
Brand:: INA

Schaeffler Roller Bearing, 20mm Inside Diameter, 37mm Outside Diameter - NA4904-XL

This roller bearing is a high-performance component designed for various industrial applications. With a needle design, it measures 20mm in inner diameter and 37mm in outer diameter, making it suitable for limited space installations. Constructed from durable steel, this bearing provides robust support for dynamic loads.

Features & Benefits

• Features a static load rating of 25,500N for stability
• Designed for high dynamic load bearing ratings of up to 23,700N
• Single row configuration ensures compact design and efficiency
• Open end type allows for versatile application in machinery
• Able to operate at reference speeds of 9,400 rpm and limiting speeds of 16,900 rpm
• High load capacity makes it ideal for demanding environments

Applications

• Used for industrial machinery for rotational
• Suitable for automation systems requiring reliable bearings
• Ideal for mechanical engineering solutions needing precision components
• Recommended for electronic assemblies where space is constrained
• Suitable for electrical devices to support various load types

What is the primary advantage of using a needle design in this roller bearing?

The needle design allows for a smaller cross-section while maintaining high load capacity, making it ideal for applications with space constraints.

How do the load ratings affect the performance in applications?

The specified load ratings indicate the maximum loads the bearing can support, ensuring reliable operation and longevity under various operational conditions.

What type of materials is this roller bearing made from, and how does it benefit performance?

Constructed from steel, this bearing offers excellent strength and durability, contributing to its ability to withstand high loads and dynamic forces.

Can this bearing be used in high-speed applications?

Yes, it is capable of operating at high speeds, with a limiting speed of 16,900 rpm, making it suitable for various high-speed industrial applications.

What considerations should be made when installing this roller bearing?

It is crucial to ensure proper alignment and lubrication during installation to maximise performance and longevity in its intended applications.

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	INA
	Inside Diameter	20mm
	Outside Diameter	37mm
	Roller Bearing Type	Needle
	Race Width	17mm
	Bore Type	Parallel
	Material	Steel
	Static Load Rating	25500N
	Number of Rows	1
	Dynamic Load Rating	23700N
	End Type	Open
	Reference Speed	9400rpm
	Limiting Speed	16900rpm
	Fatigue Limit Load	4700N

	Select all
	Brand INA
	Inside Diameter 20mm
	Outside Diameter 37mm
	Roller Bearing Type Needle
	Race Width 17mm
	Bore Type Parallel
	Material Steel
	Static Load Rating 25500N
	Number of Rows 1
	Dynamic Load Rating 23700N
	End Type Open
	Reference Speed 9400rpm
	Limiting Speed 16900rpm
	Fatigue Limit Load 4700N

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