
SKF NKIB 5908 needle roller bearing
- Brand
- SKF
- Category
- Bearings
- Subcategory
- Needle roller bearing
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Description
SKF NKIB 5908 belongs to needle 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 NKIB 5908 and any equivalents.
When a machine needs to handle radial and axial forces at the same time and there is not much room, the SKF NKIB series needle roller bearing is a common answer. It packs a radial needle roller and cage assembly together with an axial ball row into one low-section unit. MR Industrial Accessories supplies this line and can help you match the right variant to your equipment.
The NKIB code tells you what the bearing is and how it is sized. The first two letters, NK, point to a needle roller bearing that includes an inner ring. The following IB shows that an axial component is built in. The digits after that, as in NKIB 59/22 or NKIB 5901, give the bore diameter and the dimension series. A slash in the number generally means the dimensions are in millimeters, while the 59 series covers thin-section bearings. Any suffixes that appear relate to seals, tolerances or cage type.
You will find this bearing in places where radial and axial space is tight and the loads come from more than one direction. Gearboxes, gear pumps, compressors, machine tools and power transmission equipment are typical examples. Automotive parts such as steering columns and drive shafts also use it, as do agricultural machines where a small envelope still has to carry significant load.
Selecting an NKIB bearing starts with the radial and axial loads it will see, the speed of rotation and the surrounding conditions. Installation calls for careful alignment between shaft and housing because these bearings do not tolerate misalignment well. Lubrication matters too: use grease or oil as the application requires, and check that it works with the seals. If seals are present, make sure the lip faces the right way so lubricant stays in and contaminants stay out.
For replacements, SKF NKIB series bearings can be swapped with products from other makers that use the same designation and standardized dimensions. Always confirm bore diameter, outer diameter and width, along with load capacity and sealing type. Not every combined bearing is interchangeable across brands, so compare the technical data before you substitute.
To get a quote on an NKIB needle roller bearing, send the full part number through WhatsApp. The team at MR Industrial Accessories will help you pick the variant that fits your equipment and can suggest equivalents when needed.
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 NKIB series indicate in a needle roller bearing?
- NKIB stands for a combined needle roller bearing that also has an axial ball component. The NK letters refer to the radial needle roller bearing, and IB means the axial row is included. The numbers that follow give the size and dimension series.
- Where is an NKIB bearing typically used?
- It suits applications with limited space and combined loads, such as gearboxes, pumps, compressors, machine tools and transmission equipment. It also appears in automotive components and agricultural machinery where a small volume must handle high load.
- How can I request a quote for an NKIB bearing?
- Send the complete bearing part number, for example NKIB 5905, and the quantity you need via WhatsApp. If you do not have the part number, share a photo or the measurements and the team will help you identify it.

