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Sélectionner tout	Attribut	Valeur
	Marque	SKF
	Product Type	Needle Roller Bearing
	Inside Diameter	45mm
	Race Width	23mm
	Bore Type	Cylindrical
	Cage Material	Sheet Metal
	Number of Rows	1
	Limiting Speed	3800rpm
	Series	NA 4909.2RS
	End Type	Shielded
	Dynamic Load Rating	45kN
	Outside Diameter	68mm
	Static Load Rating	64kN
	Standards/Approvals	No

	Sélectionner tout
	Marque SKF
	Product Type Needle Roller Bearing
	Inside Diameter 45mm
	Race Width 23mm
	Bore Type Cylindrical
	Cage Material Sheet Metal
	Number of Rows 1
	Limiting Speed 3800rpm
	Series NA 4909.2RS
	End Type Shielded
	Dynamic Load Rating 45kN
	Outside Diameter 68mm
	Static Load Rating 64kN
	Standards/Approvals No

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SKF Needle Roller Bearing, 45mm Inside Diameter, 68mm Outside Diameter - NA 4909.2RS

This needle roller bearing is designed for high performance in demanding applications. The SKF needle roller bearing features a robust steel construction, with an inside diameter of 45mm and an outside diameter of 68mm. With a race width of 23 mm, this bearing combines a slim profile with a high load capacity, optimising efficiency in various industrial settings.

Features & Benefits

• High dynamic load rating of 45kN to support heavy loads

• Steel needle roller bearing provides enhanced durability

• Designed with a sheet metal cage for improved stability

• Single-row configuration optimises radial space efficiency

• Limiting speed of 3800 r/min for versatile application use

• Ideal for automation, electronics, and mechanical industries

Applications

• Used for machinery requiring compact and high load capacity bearings

• Suitable for with limited space and high dynamic demands

• Ideal for electrical assemblies and electronic devices

• Used for automotive and industrial equipment for reliable operation

What is the significance of the load ratings for this bearing?

The static load rating of 64kN indicates maximum load capacity without deformation, while the dynamic load rating of 45kN reflects the maximum load it can sustain during rotational operations, crucial for ensuring longevity in rotating equipment.

How does the cage material affect performance?

The sheet metal cage offers a combination of lightweight construction and strength, ensuring the rollers remain optimally spaced for efficient motion while reducing friction and wear, contributing to overall performance longevity.

What are the temperature limits for operating this component?

It can typically operate within a range defined by environmental conditions, ensuring consistent performance under standard operational temperatures. This versatility is ideal for various applications in different industrial settings.

How is this bearing installed and maintained?

Installation should be performed ensuring proper alignment with shaft and housing tolerances to reduce initial wear. Regular inspection for lubrication levels and clearance adjustments helps maintain optimal function throughout its lifespan.

SKF NA 4909.2RS Cylindrical 45 mm ID Needle Roller Bearing, 68 mm OD

Frais de livraison offerts pour toute commande de plus de 90,00 €