SKF 63/28-J deep groove ball bearing
- Brand
- SKF
- Category
- Bearings
- Subcategory
- Deep groove ball bearings
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Decoding SKF 63/28-J
- 63Series
- Deep groove ball bearings, 63 series. Series differ in outside diameter and width even when the bore is the same.
- /28Bore
- Bore: 28 mm.
- JSuffix
- SKF suffix: identifies the variant, such as seals or shields, cage, internal clearance or other features.
63/28 is the standard ISO basic designation, which sets the bearing type, series and bore.
Description
SKF 63/28-J measures 28 mm across the bore and 68 mm across the outside diameter; its width is 18 mm (28 x 68 x 18 mm).
SKF 63/28-J belongs to 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 63/28-J and any equivalents.
The -J suffix on an SKF deep groove ball bearing identifies a single row design fitted with a stamped steel cage. It handles radial and axial loads in both directions at moderate levels, making it a common choice for electric motors, pumps, fans and light-duty transmissions. MR Industrial Accessories LLC supplies this line and assists buyers in matching the correct part number to the application.
Reading the designation helps you order correctly. The numeric portion combines series and bore size: in 63/28-J, the 63 indicates the medium section series and 28 the bore in millimeters. The trailing J denotes the stamped steel cage, which is the standard execution for this variant. A part number without a suffix may use a different cage, so confirm the full designation before purchasing.
These bearings appear in many industrial settings: electric motors, centrifugal pumps, fans, compressors, machine tools and conveyors. Their design suits moderate and high speeds and tolerates slight misalignment. In food, chemical and textile plants, they are frequently selected for drive shafts and support rollers.
Selection depends on radial and axial load, rotation speed and operating environment. Sealing matters: where dust or moisture is present, choose variants with seals or shields. Use the lubricant specified by the manufacturer, and ensure clean mounting, proper alignment and correct adjustment to prevent premature failure. The -J cage works well for standard applications; for high speed or temperature, ask about other cage options.
Deep groove ball bearings are made to international standards, so products from different manufacturers can be interchangeable. However, suffixes do not always align: cage type, internal clearance and sealing may differ between brands. Always check the complete part number and technical data before substituting one bearing for another of different origin.
To request a quote for an SKF deep groove ball bearing with the -J suffix, send the full part number via WhatsApp or email. MR Industrial Accessories LLC can suggest equivalents and help you choose the right part for your equipment.
Dimensions
28 x 68 x 18 mm (d x D x B): boundary dimensions for basic designation 63/28, according to ISO 15.
- Bore
- 28mm
- Outside diameter (D)
- 68mm
- Width (B)
- 18mm
Same size, other brands
Other brands' pages with basic designation 63/28: 28 x 68 x 18 mm (d x D x B) per ISO 15.
What they share are the ISO 15 boundary dimensions, not the specs: seals or shields, internal clearance, cage and load rating may vary with brand and suffix. Every quote is by full part number.
Frequently asked questions
- SKF 63/28-J bearing: what are its dimensions?
- SKF 63/28-J measures 28 mm across the bore and 68 mm across the outside diameter; its width is 18 mm (28 x 68 x 18 mm). Those are the boundary dimensions standardized in ISO 15 for basic designation 63/28.
- What does the -J suffix mean on an SKF bearing?
- The -J suffix indicates a stamped steel cage. This is the standard configuration for many applications. If you need a different cage, such as polyamide or brass, ask us for the specific part number.
- Is this bearing suitable for high speeds?
- Deep groove ball bearings with a stamped steel cage can run at moderate and high speeds, but the limit depends on size, lubrication and load. For extreme speeds, consider variants with a polyamide cage or consult us.
- How do I request a quote for this bearing?
- Send the complete part number on WhatsApp, for example 63/28-J, and we will reply with a quote. If you are unsure of the part number, provide the shaft dimensions and application details so we can help identify it.