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Tapered roller bearing NSK 14138 A
- Manufacturer Part Number
- 14138 A
- Brand
- NSKBrand we market
- Category
- Bearings
- Subcategory
- Tapered roller bearings
Other brands in this category
Ask us about alternatives. Equivalence is verified for each reference and application.
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We respond promptly.
Request your quote via WhatsApp or email, with the quantity and time frame you need.
Can't find the exact model? Write to us with the part number or model you're looking for: we'll find it and quote it, even if it's not listed in the catalog.
Description
NSK 14138 A is a tapered roller bearing reference, within Bearings. Request a quote for 14138 A via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.
The NSK A series tapered roller bearing is a component designed to support radial and axial loads in a single direction. Its tapered geometry allows linear contact that distributes the load better, ideal for applications with combined forces. It is used in agricultural machinery, transmission equipment and industrial assemblies that demand high load capacity and rigidity. MR Accesorios Industriales sells this series in Buenos Aires, Argentina, and advises you on choosing the correct part number for your application.
The A series designation is read from the basic number that identifies each size; for example, 344 A, 354 A, 362 A, 368 A, 369 A, 382 A, 387 A and 388 A correspond to different diameters and widths within the series. The final letter A indicates a construction variant specific to the series, which may be associated with specific tolerances or contact angles. To select the correct bearing, it is essential to identify the complete number and check the standardized dimensions.
These bearings are used in a wide variety of industries in Argentina. They are common in gearboxes, reducers, agricultural machine shafts, road equipment, conveyors and machinery for the food industry. Their ability to support combined loads makes them suitable for applications with simultaneous radial and axial forces, such as in vehicle wheels, spindles and gear systems.
For a proper selection, take into account the type of sealing, internal clearance and lubrication. Tapered roller bearings are usually mounted in opposing pairs to handle axial loads in both directions. It is crucial to verify alignment during assembly and use the lubricant recommended by the manufacturer. Correct installation and precise clearance adjustment extend bearing life and prevent premature failure.
Regarding equivalences and interchangeability, A series tapered roller bearings can be found in other brands under similar designations, but it is important to verify the exact dimensions and tolerances before replacing. Not all part numbers are directly interchangeable; so if you have a part number from another brand or an unidentified part, we help you find the right equivalent.
If you need a quote for an NSK A series tapered roller bearing, write to us on WhatsApp with the part number or size you are looking for. At MR Accesorios Industriales we quote the exact part number or size you need. We also indicate the compatible alternative if you bring the part number from another brand. Write to us and we'll reply shortly.
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 letter A mean in the designation of these bearings?
- The final letter A indicates a construction variant within the tapered roller bearing series. It may refer to special tolerances or contact angles. To know exactly what it means in your part number, ask us with the complete number.
- How do I choose the right tapered roller bearing for my equipment?
- You need to know the shaft and housing dimensions, the radial and axial loads, and the lubrication conditions. With that data we advise you on selecting the correct part number within the A series.
- Do you have equivalents from other brands?
- Yes, we can help you find the equivalent if you give us the part number from another brand or the dimensions of the part. We verify dimensions and tolerances to ensure compatibility. Write to us on WhatsApp and we'll quote you.

