
SKF R 8 inch deep groove ball bearing
- Brand
- SKF
- Category
- Bearings
- Subcategory
- Inch deep groove ball bearings
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Description
SKF R 8 belongs to inch deep groove ball bearing, part of our Bearings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for R 8 and any equivalents.
The SKF R series is a single row deep groove ball bearing manufactured to inch dimensions. It handles moderate radial and axial loads and fits equipment whose shafts and housings are sized in inches, such as imported machinery or specific production lines. MR Industrial Accessories supplies this series and can help you confirm the part number if you send it by WhatsApp.
Reading the code is straightforward: the letter R tells you it is a deep groove ball bearing with inch dimensions, and the number that follows, as in R 8, sets the size within the series. In this basic form there are no extra suffixes, so the part number is taken at face value. If you come across versions with additional letters, those letters usually point to seals, internal clearance or other characteristics; the plain R series is the open execution. When in doubt, check the complete part number with us.
These bearings appear in food, wood and textile plants, as well as in maintenance shops that service American or British equipment. Conveyors, pumps, fans, mixers and machine tools with inch shafts are common hosts. Many older plants still run inch-dimensioned shafts, and the R series lets you replace a worn bearing without reworking the housing. MR Industrial Accessories regularly supplies bearings for these situations.
For selection, note the shaft and housing diameters in inches, the load type and the operating environment. Dust or moisture may justify a sealed version, even though the basic R series is open. During assembly, use suitable tools, avoid striking the rings and check alignment between shaft and support. Factory lubrication is already in place, but under continuous service follow your maintenance plan. Poor fitting can lead to noise and shorter service life.
Other manufacturers offer inch-dimension bearings under different nomenclatures, and they are not always direct replacements. Compare inner and outer diameter, width and sealing type, not just the first two. The SKF R series may have equivalents from brands such as Timken, Fafnir or NSK, but each uses its own part numbers. Always verify actual measurements before replacing. If you are unsure, we can help you identify the right option.
To request a quote, send the complete part number on WhatsApp. If you do not have it, provide the shaft and housing measurements, a photo of the part and the application type. With that information we can identify the correct R series and suggest an alternative if needed. MR Industrial Accessories will respond promptly.
Dimensions
Dimensions and tolerances: Message us the part number on WhatsApp and we'll verify its dimensions and version with the manufacturer's datasheet.
Frequently asked questions
- What does the R series mean in an SKF bearing?
- The letter R indicates a deep groove ball bearing with inch dimensions. The number that follows, as in R 8, defines the size. This nomenclature is typical for equipment with inch shafts.
- Is this bearing sealed?
- The basic R series is open, without seals. If you need protection against dust or moisture, ask us about sealed variants, which may carry additional suffixes in the part number.
- How do I request a quote?
- Send the complete part number on WhatsApp. If you do not have it, provide the shaft and housing measurements, a photo and the type of equipment. We will reply with the available option.

