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INA needle roller bushing · INA BK1622-ZW
INA BK1622-ZW drawn cup needle roller bearing

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INA BK1622-ZW drawn cup needle roller bearing

Manufacturer Part NumberBK1622-ZWAlso searched as: BK1622ZW · BK1622 ZWINA BK series: all part numbers →
Brand
INA
Category
Bearings
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Since 1945 · Martínez, Buenos Aires, Argentina

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Description

INA BK1622-ZW is a reference of drawn cup needle roller bearing, within Bearings. Request a quote for BK1622-ZW via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.

The INA BK-ZW series needle roller bushing is a bushing-shaped radial needle roller bearing, designed to be mounted directly in the housing without the need for an additional outer ring. It is used in supports where radial space is limited and high load capacity is required. MR Accesorios Industriales sells this INA line in Buenos Aires, Argentina, with technical advice to choose the correct code.

The designation of the series is read in parts: BK indicates that it is a needle roller bushing with a stamped outer ring, the number that follows is the main dimensions and ZW indicates that it incorporates two retaining washers, one on each side. For example, in BK1622-ZW the code identifies a bushing of a specific size, while BK2538-ZW and BK3038-ZW correspond to other sizes within the same family. This reading logic allows you to quickly locate the replacement part if you have the code at hand.

These bushings are used in industries in Buenos Aires, Argentina and the rest of Argentina where there are radial movements with little space: machine tools, transmission equipment, pumps, compressors, conveyors and automation systems. They also appear in the food, textile and metalworking sectors. Since they do not need an additional outer ring, they simplify the housing design and reduce the weight of the assembly. MR Accesorios Industriales sells them for replacement and new projects.

To select the correct bushing, take into account the shaft diameter, the expected radial load and the type of lubrication. The BK-ZW series is usually mounted with an interference fit in the housing and clearance on the shaft; the alignment between both is key to avoid premature wear. The ZW washers retain the grease and protect against particles. If the environment is very contaminated, consider additional sealing. Lubrication can be grease or oil, depending on the speed and working temperature.

As for equivalences, needle roller bushings are available under different brands, and interchangeability depends on the mounting dimensions and the type of sealing matching. It is not enough for the code to be similar: you must verify the inner diameter, the outer diameter and the width. If you have the original code, send it and we will cross-reference it with the INA line. For applications with combined loads or high speeds, consult us and we will guide you on the most suitable option.

If you need a quote for an INA BK-ZW series needle roller bushing, send the complete code by WhatsApp to MR Accesorios Industriales. With the code or the model that appears on your equipment, we will reply shortly with the corresponding reference. You can also ask about other sizes in the same family or about needle roller bearings in general.

Dimensions

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

Frequently Asked Questions

What does the ZW suffix mean in an INA needle roller bushing?
The ZW suffix indicates that the bushing incorporates two retaining washers, one on each side. These washers help retain the lubricant and protect the interior against particles, according to the design of the BK-ZW series.
How do I know what size of BK-ZW bushing I need?
You need the shaft diameter, the housing diameter and the width. With that data or with the original code that appears on the equipment, we can identify the correct size within the BK-ZW series.
Can a bushing from another brand be replaced by an INA BK-ZW?
In many cases yes, as long as the mounting dimensions and the type of sealing match. It is not enough for the code to be similar: you must verify the dimensions. Send the original code and we will cross-reference it with the INA line.
Request a quote for BK1622-ZW via WhatsApp
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