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INA track roller · INA KR47-PP
Support roller INA KR47-PP

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Support roller INA KR47-PP

Manufacturer Part Number
KR47-PP
Brand
INAOfficial brand
Category
Bearings
Subcategory
Cam follower and support roller

INA

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Description

INA KR47-PP is a cam follower and support roller reference, within Bearings. Request a quote for KR47-PP via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The INA KR-PP series cam follower is a roller bearing with an integrated stud and sealing, designed to withstand radial loads in cam and support applications. It is used in guidance systems, cams and mechanisms where a robust, low-friction roller is required. Its sealed construction protects it against contaminants and allows reliable operation under demanding conditions. MR Accesorios Industriales supplies this series for the Argentine industrial market.

The designation KR#-PP is interpreted as follows: KR indicates a cam follower, the number that follows is the outside diameter in millimeters and the suffix PP indicates that the roller has contact seals on both sides. For example, KR16-PP has a 16 mm outside diameter, KR22-PP 22 mm and KR40-PP 40 mm. This nomenclature allows quick identification of the roller's size and protection. The KR series is widely known for its versatility and easy mounting.

These rollers are used in a wide variety of industrial applications in Argentina: machine tools, packaging equipment, conveyors, cam systems in engines, presses, cranes and linear motion equipment. They also appear in the automotive, food and metallurgical industries. Their ability to withstand radial and moderate axial loads makes them suitable for guiding moving parts and transmitting forces in oscillating mechanisms.

To select the right roller, take into account the required outside diameter, the type of sealing (PP for dusty or humid environments), the expected radial and axial load, and the rotational speed. Mounting must ensure correct shaft alignment and adequate lubrication; INA rollers come factory-lubricated, but may require relubrication depending on the application. Also verify axial fixing and internal clearance.

Regarding equivalents, cam followers from other brands may have similar designations, but it is essential to verify dimensions and load capacities before interchanging. The INA KR series is dimensionally compatible with rollers from other manufacturers that follow the same nomenclature, although suffixes may vary. Always consult a specialist to ensure interchangeability.

If you need an INA KR-PP series cam follower, send the part number or model on WhatsApp to MR Accesorios Industriales and we will quote you promptly. We have more than 80 years of experience in the field and will advise you so you choose the right option for your equipment.

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 PP suffix mean in KR rollers?
The PP suffix indicates that the roller has contact seals on both sides, which provides additional protection against dust, dirt and moisture, extending the bearing's service life in contaminated environments.
Do INA KR-PP rollers come factory-lubricated?
Yes, INA KR-PP rollers are supplied factory-lubricated with a high-quality grease. However, in severe applications periodic relubrication may be necessary depending on the working conditions.
How can I know which KR roller size I need?
The number in the designation indicates the outside diameter in millimeters. Measure the required outside diameter and choose the corresponding part number. If you have doubts, send us the measurements of your application on WhatsApp and we will advise you.
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