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Deep groove ball bearing with metal side shields · SKF R 8-2Z
Inch deep groove ball bearing SKF R 8-2Z

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Inch deep groove ball bearing SKF R 8-2Z

Manufacturer Part Number
R 8-2Z
Brand
SKFOfficial brand
Category
Bearings
Subcategory
Inch deep groove ball bearings

Other brands in this family

  • FAG
  • NTN
  • TIMKEN

Ask us about alternatives. Equivalence is verified for each reference and application.

SKF

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Description

SKF R 8-2Z is a inch deep groove ball bearing reference, within Bearings. Request a quote for R 8-2Z via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The SKF deep groove ball bearing of the R series is a single row bearing with inch dimensions, designed to withstand moderate radial and axial loads in both directions. Its compact and versatile design makes it suitable for equipment where mounting space is limited and smooth, quiet operation is required. MR Accesorios Industriales distributes this line as an official brand, with technical advice to choose the correct part number for your application.

The designation of the R series is read as R followed by a number indicating the size in inches, and the suffixes provide information about the configuration. For example, in R 8-2Z, the number 8 defines the basic dimensions in inches, while the suffix 2Z indicates that the bearing incorporates metal shields on both sides. These shields protect against the entry of dust and dirt, although they do not retain lubricant in the same way as a seal. Knowing this nomenclature allows you to quickly identify the characteristics of the bearing you need.

Inch deep groove ball bearings are used in a wide variety of industrial and transport equipment. In Argentina, it is common to find them in centrifugal pumps, fans, conveyors, machine tools and agricultural equipment. They also appear in automotive applications and in machinery in the food industry, where cleanliness and corrosion resistance are important. Their ability to operate at moderate and high speeds makes them a reliable option for belt drives, pulleys and roller systems.

To correctly select a bearing of the R series, take into account the radial and axial load it must withstand, the rotation speed and the environmental conditions. The suffix 2Z indicates protection against particles, but if there is moisture or liquids, a contact seal may be necessary. During assembly, ensure proper alignment between the shaft and the housing to avoid additional loads. Factory lubrication is usually sufficient for the entire service life in normal applications, but in demanding environments it may require relubrication. Always consult the shaft and housing tolerances.

Regarding equivalents and interchangeability, SKF R series bearings can be replaced by products from other brands that follow the same inch designation, such as the R series of other firms. However, always verify the exact dimensions and tolerances, as there may be subtle differences between manufacturers. Interchangeability is not guaranteed by the part number alone; it is essential to compare the technical specifications. If you have doubts, our technical team can help you validate compatibility.

If you need an SKF deep groove ball bearing of the R series, at MR Accesorios Industriales we advise you so that you choose the correct part number. Send us the part number by WhatsApp and we will quote you promptly. We have more than 80 years of experience in the field and work with the main brands to offer you reliable solutions.

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 in an SKF R series bearing?
The 2Z suffix indicates that the bearing has metal shields on both sides. These shields prevent the entry of dust and particles, but they are not hermetic seals. For environments with moisture or liquids, a contact seal is recommended.
How do I know which R series bearing part number I need?
The part number consists of the letter R, a number indicating the size in inches and suffixes that define characteristics such as shields or internal clearance. To choose the correct one, you need to know the shaft and housing dimensions, and the load and speed conditions.
Can I replace an SKF R series bearing with another brand?
Yes, as long as the other brand offers a bearing with the same inch designation and equivalent specifications. Verify the dimensions and tolerances, as they may vary between manufacturers. If you have doubts, consult us with the part number and we will advise you.
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