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INA track roller · INA LR5203-2Z-TVH-XL
Support roller INA LR5203-2Z-TVH-XL

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Support roller INA LR5203-2Z-TVH-XL

Manufacturer Part Number
LR5203-2Z-TVH-XL
Brand
INAOfficial brand
Category
Bearings
Subcategory
Cam follower and support roller

INA

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Description

INA LR5203-2Z-TVH-XL is a cam follower and support roller reference, within Bearings. Request a quote for LR5203-2Z-TVH-XL via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

INA LR series support rollers are cylindrical roller bearings with a thick-walled outer ring, designed to withstand high radial loads and transmit them onto raceways. They are used as support rollers in cams, linear guides, and lifting mechanisms, where the outer surface of the roller runs directly on a raceway. MR Accesorios Industriales supplies this INA line in Buenos Aires, Argentina, with technical advice to choose the right variant.

The LR series designation is read in blocks: LR identifies the support roller family; the number that follows, as in LR5200 or LR5203, defines the size and load capacity. The suffixes indicate design variants: 2Z indicates double-lip sealing, TVH the polyamide cage type, and XL the current design generation. The intermediate letter X, present in LR5200-X-2Z-TVH-XL, distinguishes a design with modified profile or dimensions. Knowing these codes allows you to order the exact replacement.

In Argentine industry, these rollers are found in machine tools, packaging equipment, chain conveyors, presses, and high-demand cam systems. They also appear in the automotive industry, on assembly lines, and in linear motion equipment. Their ability to withstand considerable radial loads with a reduced diameter makes them suitable for confined spaces where a conventional bearing will not fit. MR Accesorios Industriales supplies them to plants and workshops throughout the country.

To select the correct roller, take into account the radial load, rotation speed, and environmental conditions. The 2Z sealing protects against dust and moisture, but if there are abrasive particles or frequent washing, a more robust seal should be evaluated. The TVH polyamide cage is suitable for moderate temperatures and high speed; in environments with elevated temperatures or shock loads, a metal cage may be required. Mounting requires precise shaft alignment and a raceway with controlled hardness and roughness.

When replacing a support roller, interchangeability between brands is not automatic: even if the main dimensions match, the sealing, cage, internal clearance, and load capacity may vary. Always verify the complete part number and housing tolerances. If you cannot find the exact reference, write to us via WhatsApp with the part number or measurements of the roller you need and we will help you identify the equivalent INA variant.

MR Accesorios Industriales supplies the INA line of support rollers with the technical backing of more than 80 years in the field. If your equipment requires an LR series roller, send us the part number via WhatsApp and we will quote you promptly. We can also advise you on mounting, lubrication, and service life for your application.

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 2Z suffix mean on LR rollers?
The 2Z suffix indicates that the roller has double-lip sealing, one on each side. This protects the rolling zone against dust, dirt, and splashes, and helps retain lubricant. It is a common configuration in applications with moderately contaminated environments.
How do I choose between an LR roller with a TVH cage and one with a metal cage?
The TVH polyamide cage is lightweight and suitable for high speeds and moderate temperatures. If the equipment operates with elevated temperatures, shock loads, or strong vibrations, a metal cage should be evaluated. Send us your application data and we will guide you.
Can I replace a roller from another brand with an INA LR series roller?
Not always directly. Even if the outer dimensions match, the sealing, internal clearance, and load capacity may differ. Always compare the complete part number and check the housing tolerances. If you have doubts, send us the measurements and the original part number via WhatsApp.
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