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Rubber radial shaft seal with sealing lip and internal spring · SKF 12X19X5 HMS5 RG1
Radial shaft seal SKF 12X19X5 HMS5 RG1

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Radial shaft seal SKF 12X19X5 HMS5 RG1

Manufacturer Part Number
12X19X5 HMS5 RG1
Brand
SKFOfficial brand
Category
Seals
Subcategory
Radial shaft seals

SKF

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Description

SKF 12X19X5 HMS5 RG1 is a radial shaft seal reference, within Seals. Request a quote for 12X19X5 HMS5 RG1 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

SKF HMS5 RG series radial shaft seals are lip seals designed for rotating shafts. Their function is to retain lubricant and exclude contaminants in gearboxes, pumps, electric motors and reducers. The HMS5 RG1 designation indicates a nitrile sealing lip with spring and an outer diameter with a coating to improve sealing. They are a standard solution for industrial applications requiring high reliability and low maintenance.

The designation of these seals combines the inner diameter, outer diameter and width, for example 12X19X5 or 15X24X7. The suffix HMS5 identifies the lip type and material: a single nitrile (NBR) lip with steel spring, suitable for moderate temperatures and medium peripheral speeds. RG1 indicates that the outer diameter has a PTFE or similar coating to improve static sealing and facilitate mounting. This nomenclature allows quick identification of the main dimensions and characteristics.

These seals are used in a wide variety of industrial applications in Argentina: from gearboxes and centrifugal pumps to electric motors, compressors and transmission equipment. Industries such as food, chemical, petrochemical and metallurgical rely on the HMS5 RG series for its ability to withstand demanding speed and temperature conditions. They are also common in the automotive sector and in agricultural machinery, where effective sealing extends the service life of bearings and gears.

To correctly select a seal, it is essential to verify the housing and shaft dimensions, as well as the operating conditions: speed, temperature and lubricant type. Mounting must be carried out with suitable tools to avoid damaging the lip. It is recommended to lubricate the lip before installation and ensure precise alignment between the shaft and the housing. The HMS5 RG series offers a good balance between sealing and wear resistance, but for applications with high speeds or extreme temperatures other compounds may be required.

Regarding equivalences, SKF HMS5 RG seals can be interchanged with products from other manufacturers that follow the same dimensional designation (inner diameter x outer diameter x width) and lip type. However, it is important to verify tolerances and lip material, as they may vary between brands. MR Accesorios Industriales carries this line as part of its extensive catalog of seals and oil seals, offering technical advice to choose the most suitable option.

If you need a quote for an SKF HMS5 RG radial shaft seal, just send us the complete part number via WhatsApp. At MR Accesorios Industriales we help you identify the correct size and resolve any questions about applications and mounting. With more than 80 years of experience, we are your reliable partner in industrial components.

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 HMS5 RG1 designation mean?
HMS5 indicates a nitrile lip with spring, and RG1 refers to the outer diameter coating to improve sealing. Together they define the characteristics of the seal.
What is the maximum operating temperature?
Seals with nitrile (NBR) lip typically withstand up to 100 °C in continuous service. For higher temperatures, other materials such as Viton are recommended.
How do I choose the right seal for my application?
You must consider the shaft and housing dimensions, rotation speed, temperature and lubricant type. At MR we advise you for a correct selection.
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