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NTN logo · NTN NN3024HST6NN3024HST6Cylindrical roller bearings
NTN NN3024HST6 cylindrical roller bearing de doble hilera

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NTN NN3024HST6 cylindrical roller bearing de doble hilera

Manufacturer Part NumberNN3024HST6
Brand
NTN
Category
Bearings
Series
NN
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Since 1945 · Martínez, Buenos Aires, Argentina

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How to read NTN NN3024HST6

NN 30Series
Cylindrical roller bearings, NN 30 series. For the same bore, each series has a different outside diameter and width.
24Bore
120 mm bore: 24 × 5.
HST6Suffix
NTN suffix: it defines the variant (sealing, cage, internal clearance or other features).

NN 3024 is the standard (ISO) basic designation: it defines the type, the series and the bore.

Description

NTN NN3024HST6 is a reference of cylindrical roller bearing de doble hilera, within Bearings. Request a quote for NN3024HST6 via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.

The NN series double row cylindrical roller bearing is a precision component designed to withstand high radial loads and high speeds. Its construction with two rows of rollers provides high load capacity and rigidity, making it ideal for machine tool spindles and applications requiring high accuracy. At MR Accesorios Industriales we quote it according to the part number you need.

The NN series designation is interpreted as follows: the letters NN indicate a double row cylindrical roller bearing; the following numbers indicate the bore diameter and the dimension series. For example, NN3013HST6 corresponds to a bearing with a 65 mm cylindrical bore, and NN3020HST6 to a 100 mm one. The HST6 suffix identifies a special high-precision, high-speed execution, with a synthetic material cage and reduced tolerances.

These bearings are used in main spindles of lathes, milling machines, grinding machines and machining centers, where high rotational speeds and axial and radial rigidity are required. They also appear in boring machines, precision grinders and measuring equipment. In Argentine industry, they are common in the metalworking, automotive and machine tool sectors, where rotational accuracy is critical.

To select the right bearing, take into account the shaft diameter, the radial load and the maximum operating speed. Mounting requires extreme cleanliness, precise alignment and adequate lubrication, generally with high-quality oil or grease. The polyamide cage and the double row design allow high speeds, but it is essential to respect the internal clearance and fitting tolerances.

NTN NN series bearings can be interchanged with those of other manufacturers that follow the same dimensional nomenclature. If the customer brings the part number of another brand, we can identify the equivalent and quote the exact part. Interchangeability is based on the main dimensions and the type of execution, not on the commercial part number.

To request a quote for your NN bearing, send the complete part number via WhatsApp to MR Accesorios Industriales. We will tell you the availability and quote you shortly. If you need a special size, we can also arrange it.

Dimensions

Bore
120 mm

Frequently Asked Questions

What does the HST6 suffix mean on an NN bearing?
The HST6 suffix indicates a high-precision, high-speed execution, with a synthetic material cage and reduced tolerances. It is common in machine tool spindles. If your application requires this specification, send us the complete part number and we will quote you.
How do I choose between an NN bearing and a single row one?
The NN double row series offers greater radial load capacity and rigidity, ideal for spindles. If the load is moderate and space is limited, a single row may be sufficient. Consult us with your application data and we will advise you.
Can I replace an NN bearing from another brand with an NTN one?
Yes, if the main dimensions and the type of execution match. Interchangeability is based on the dimensional standard. Bring us the part number of the original part and we will tell you the NTN equivalent and quote it.
Request a quote for NN3024HST6 via WhatsApp
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