SKF 30217T71 J2/QDB tapered roller bearing
- Brand
- SKF
- Category
- Bearings
- Subcategory
- Tapered roller bearings
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Decoding SKF 30217T71 J2/QDB
- 302Series
- Tapered roller bearings, 302 series. Series differ in outside diameter and width even when the bore is the same.
- 17Bore
- Bore 85 mm (17 × 5).
- T71 J2/QDBSuffix
- SKF suffix: identifies the variant, such as seals or shields, cage, internal clearance or other features.
30217 is the standard ISO basic designation, which sets the bearing type, series and bore.
Description
SKF 30217T71 J2/QDB belongs to tapered roller 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 30217T71 J2/QDB and any equivalents.
SKF tapered roller bearings are engineered to handle both radial and axial loads in a single direction. The linear contact between the rollers and raceways spreads the load over a wider area, which suits demanding operating conditions. Typical uses include gearboxes, wheel axles, agricultural machinery, and general industrial equipment where precision and durability matter.
The part number tells you about the bearing's design. In 30217T71 J2/QDB, the 302 prefix indicates the diameter and width series, while 17 is the bore diameter. In 32215T80 J2/QDB, the 322 prefix denotes a different dimension series. The suffixes T and J2/QDB point to specific execution variants within the SKF tapered roller range.
These bearings appear in gearboxes, vehicle rear axles, road machinery, flour mills, and earthmoving equipment. They also show up in high-flow pumps, industrial fans, and high-load conveyors. Because they can tolerate controlled misalignment, they are often chosen for assemblies where the shaft flexes under load.
When selecting a bearing, consider the radial and axial loads, rotation speed, and environmental conditions. Proper installation calls for precise alignment and sufficient lubrication, as tapered rollers are sensitive to lubricant starvation. Set preload and clearance according to the equipment manual. In contaminated environments, add extra seals.
If you are replacing a bearing from another brand, metric series and ISO designations often provide equivalents. Interchangeability depends on dimensions and internal execution. With the original part number, we can quote the SKF equivalent or another brand that meets the same performance. Send the part number or bearing dimensions via WhatsApp or email, and our team will reply promptly with a quote and help you choose the right option.
More SKF versions in the 30217 series
SKF lists these 30217 series versions in its catalogs, but they don't have a page on this site. Send us the part number of any of them and we'll find it and quote it.
- SKF 30217 J2/Q
- SKF 30217 J2/QDF
Dimensions
- Bore
- 85mm
Frequently asked questions
- What applications use SKF tapered roller bearings?
- They are found in gearboxes, wheel axles, agricultural machinery, gear cases, and industrial equipment that supports combined radial and axial loads. Their design provides high load capacity and rigidity, making them common in assemblies where the shaft flexes.
- How should a tapered roller bearing be installed?
- Installation requires precise alignment and adequate lubrication. Adjust clearance or preload according to the equipment specifications. Avoid impacts on the rollers and ensure raceways are clean before mounting.
- Can I replace a bearing from another brand with an SKF one?
- Yes, if dimensions and execution are equivalent. To confirm interchangeability, send us the original part number or main dimensions, and we will indicate the appropriate SKF replacement. Contact us on WhatsApp or email for a quote.