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Double row cylindrical roller bearing with inner ring · SKF NNU 4164 F/C3
Cylindrical roller bearing SKF NNU 4164 F/C3

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Cylindrical roller bearing SKF NNU 4164 F/C3

Manufacturer Part Number
NNU 4164 F/C3
Brand
SKFOfficial brand
Category
Bearings
Subcategory
Cylindrical roller bearings

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Description

SKF NNU 4164 F/C3 is a cylindrical roller bearing reference, within Bearings. Request a quote for NNU 4164 F/C3 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

SKF double row cylindrical roller bearings are components designed to withstand high radial loads and considerable speeds. Their construction with two rows of rollers and a steel cage allows robust operation in demanding applications. They are used in industrial equipment where precision and load capacity are critical, such as gearboxes, rolling mills and machine tools. MR Accesorios Industriales supplies this line for the Argentine market.

The designation NNU 4164 F/C3 is interpreted as follows: the prefix NNU indicates a double row cylindrical roller bearing with a flangeless inner ring and a flanged outer ring. The number 4164 defines the size and dimensional series. The suffix F indicates a machined steel cage, and C3 specifies a radial internal clearance greater than normal. Knowing these codes allows you to quickly identify the bearing's characteristics and select the right one for your equipment.

These bearings are used in industries such as steel, cement, mining and paper manufacturing. In Argentina, they are common in large gearboxes, rolling mill trains, crushing mills and extraction machines. Their ability to withstand heavy radial loads and their rigidity make them suitable for assemblies requiring high precision and reliability. MR Accesorios Industriales supplies them to serve these sectors.

To select correctly, consider the radial load and speed conditions. The suffix C3 indicates a greater internal clearance, recommended when there are thermal gradients between inner and outer rings. Lubrication must be chosen according to temperature and speed: grease or oil. Mounting requires precise alignment and cleanliness of the seat. Check the radial clearance before start-up and make sure the F cage is compatible with the lubrication method.

Regarding equivalents, double row cylindrical roller bearings are manufactured under international standards, which allows interchanging brands while maintaining dimensions and clearance. When looking for a replacement, verify that the designation code matches in series, size and suffixes. Not all manufacturers use the same letters for cage or clearance, so it is essential to compare technical specifications. Contact us if you need help finding the right equivalent.

If you need this bearing or want a quote for other sizes, send us the code on WhatsApp. At MR Accesorios Industriales we advise you so you can find the right solution for your application. We can also quote variants with different clearances or cages. Write to us and we will reply shortly.

This description provides guidance on the product type. Check the configuration and dimensions of this reference.

Dimensions

Dimensions and tolerances: Send us the part number via WhatsApp and we'll confirm dimensions, sealing, and internal clearance against the manufacturer's data sheet.

Frequently Asked Questions

What does the C3 suffix mean on an SKF bearing?
The C3 suffix indicates a radial internal clearance greater than normal. It is used when operating conditions generate temperature differences between the rings, which changes the clearance during operation. A greater clearance compensates for these variations and prevents the bearing from working with excessive preload.
How do I choose between a single row and a double row bearing?
The choice depends on the radial load and the required rigidity. Double row bearings withstand higher radial loads and offer greater rigidity, but take up more axial space. Single row bearings are suitable for moderate loads and allow higher speed. Evaluate the available space and load conditions.
Can I replace an NNU bearing with one from a different brand?
Yes, as long as the main dimensions, internal clearance and cage type are equivalent. International standards facilitate interchangeability, but verify the suffixes of each manufacturer, as they may vary. Contact us with the original code and we will help you find the right alternative.
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