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NSK spherical roller bearings · NSK *22217EAKE4
Spherical roller bearing NSK *22217EAKE4

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Spherical roller bearing NSK *22217EAKE4

Manufacturer Part Number
*22217EAKE4
Brand
NSKBrand we market
Category
Bearings
Subcategory
Spherical roller bearings

NSK

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Description

NSK *22217EAKE4 is a spherical roller bearing reference, within Bearings. Request a quote for *22217EAKE4 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The NSK spherical roller bearing is a component designed to withstand high radial loads and axial loads in both directions, with self-aligning capability. Its design with two rows of rollers and a spherical outer raceway allows it to compensate for angular misalignment between shaft and housing, which reduces precision requirements during assembly. It is used in applications where there is shaft deflection or differential settling, such as industrial transmissions, mining, cement and material handling equipment. MR Accesorios Industriales sells this line in Buenos Aires, Argentina.

The EAKE series designation is interpreted as follows: the numeric prefix indicates the size, the letters EA correspond to a roller and cage design optimized for greater load capacity, K indicates the tapered bore (taper 1:12), and E identifies internal design variants. The examples *21308EAKE4, *21309EAKE4 and *21310EAKE4 show how the base code changes with diameter; the suffix 4 indicates an NSK-specific modification. Understanding this reading allows you to order the correct replacement without ambiguity.

In Argentine industry, these bearings appear in conveyor belts, mills, crushers, vibrating screens, speed reducers and process equipment in cement, mining, steel and food plants. They are also found in large agricultural machinery and industrial fans. Their ability to work with misalignment makes them suitable for long shafts or shafts mounted on structures that deflect under load, where a rigid bearing would require very precise alignments that are costly to maintain.

To select correctly, take into account the radial and axial load, rotation speed and type of lubrication. The tapered bore with K suffix is mounted on an adapter sleeve or directly on a tapered shaft; in both cases, verify the internal clearance after adjustment. Sealing can be open, with shields or with seals, depending on the environment: in the presence of dust or moisture, choose sealed variants. Grease or oil lubrication must follow the manufacturer's recommendation and be renewed according to service hours.

When looking for equivalences with other brands, spherical roller bearings are identified by their numeric designation and suffixes that indicate taper, cage and design. Not all suffixes are interchangeable between manufacturers, so it is advisable to verify main dimensions and internal clearance before replacing. If you have the part number from another brand, we can guide you on the equivalent NSK reference. Dimensional interchangeability is usually possible, but load capacities and limiting speeds may vary.

To request a quote for the NSK spherical roller bearing you need, send us the full part number on WhatsApp. If you don't have it at hand, send us the main dimensions or a photo of the part and we will help you identify it. At MR Accesorios Industriales we handle inquiries from all over the country and will reply shortly with the reference that corresponds to your equipment.

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

Dimensions

Eje o agujero
85 mm

Frequently Asked Questions

What does the K suffix mean in a spherical roller bearing?
The letter K indicates that the bearing has a tapered bore with 1:12 taper. This allows it to be mounted on an adapter sleeve or directly on a tapered shaft, which facilitates adjustment of internal clearance and disassembly. It is a common option in applications where manufacturing tolerances need to be compensated.
How do I choose between an open and a sealed bearing?
It depends on the working environment. If there is dust, moisture or particles, a sealed bearing is advisable to protect the lubricant and prevent contamination. In clean environments with oil lubrication, an open bearing can be used. Permissible speed also matters: seals generate more friction and limit rpm.
Can I replace a bearing from another brand with an NSK one?
Generally yes, if the main dimensions and design type match. Suffixes may vary between manufacturers, so it is important to verify taper, cage and internal clearance. If you send us the original brand's part number, we will indicate the equivalent NSK reference and the technical differences to consider.
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