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FAG tapered roller bearing · FAG 320/42-X
Tapered roller bearing FAG 320/42-X

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Tapered roller bearing FAG 320/42-X

Manufacturer Part Number
320/42-X
Brand
FAGOfficial brand
Category
Bearings
Subcategory
Tapered roller bearings

FAG

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Description

FAG 320/42-X is a tapered roller bearing reference, within Bearings. Request a quote for 320/42-X via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

FAG tapered roller bearings are separable units made up of a cone with rollers and a separate cup. They are designed to withstand combined radial and axial loads, with high load capacity. They are used in applications with significant forces and a need for rigidity, such as transmission cases, gear reducers, wheel hubs and industrial machinery. MR Accesorios Industriales supplies this line in Buenos Aires, Argentina, and advises you on choosing the correct part number.

The designation of this series combines a three-digit basic number with a slash and a measurement in millimeters, as in 320/22-X, 320/28-X, 320/32-X, 320/38-X and 320/42-X. The number after the slash indicates the bore diameter in millimeters. The -X suffix indicates a design variant within the series, generally linked to tolerances or dimensional details. To identify your bearing, send us the complete part number shown on the cone or the cup and we will verify it against the FAG table.

These bearings are used in industries in Argentina such as automotive, metalworking, food and mining. They are found in gearboxes, gear reducers, wheel hubs, machine tool spindles and material handling equipment. Their ability to combine radial and axial loads makes them suitable for assemblies where the shaft must be well guided and rigid. In industrial plants they are found in conveyors, mills, presses and continuous process machinery.

To select a tapered roller bearing, take into account the radial and axial load, the rotation speed and the type of assembly. These bearings are generally mounted in pairs, with a fit on the cone and on the cup as applicable. Lubrication can be grease or oil, and sealing depends on the environment: in the presence of dust or moisture, external seals or protected bearings should be considered. The alignment of the supports is critical because these bearings are sensitive to angular misalignment. Follow the manufacturer's recommendations for axial clearance.

In the Argentine market there are tapered roller bearings from different brands that can be interchangeable with each other when they share standardized dimensions and tolerances. Interchangeability is determined by the cone and cup dimensions, not only by the part number. Therefore, before replacing one bearing with another brand, verify the dimensions and the suffix. At MR Accesorios Industriales we supply the FAG brand as part of our bearing line and can guide you on the appropriate equivalent.

If you need an FAG tapered roller bearing, send us the part number shown on the product via WhatsApp and we will quote you shortly. You can also ask us about other series or sizes within the bearing line. At MR Accesorios Industriales we have more than 80 years of experience in the field and we help you find the correct part 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 -X suffix mean on an FAG bearing?
The -X suffix indicates a design variant within the series. It may refer to tolerances, angles or specific dimensional details. To confirm the exact equivalent, send us the complete part number shown on the bearing and we will verify it against the manufacturer's table.
How do I know if a bearing from another brand replaces my FAG one?
Interchangeability depends on the cone and cup dimensions and on the tolerances. A similar part number is not enough. Compare the measurements and ask us with the original part number; we will guide you on the appropriate equivalent within our line.
What lubrication do you recommend for tapered roller bearings?
Grease or oil can be used depending on the application and speed. In dusty or humid environments, consider external seals or protected bearings. The amount and type of lubricant must follow the manufacturer's instructions to ensure the bearing's service life.
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