- Inner diameter: 90 mm
- Thickness: 4 mm
- Material (cage): Sheet steel
Axial needle roller and cage assemblies for flat raceways
A needle roller thrust bearing takes axial load between two faces that rotate relative to each other, and it does so with a cage full of needle rollers instead of balls. Because the rollers lie flat rather than standing, the build height stays low while load capacity in the shaft direction remains high. That suits gearboxes, spindles, rotary tables and other assemblies where axial force is present but there is almost no room left for the bearing.
Check the inner and outer diameter of the running surface, and check the condition of the mating faces: the needle cage runs directly on the counterface, so that face has to be hard enough and flat enough, otherwise a separate thrust washer is needed. Sizes run from small cages around 15 x 28 mm up to 100 x 135 mm and larger, so compact transmissions and heavier drives are both served. SKF supplies the common programme.
Compare the wider range under axial, or look at the thrust ball bearing when a ball version fits the load and the speed better.
- Inner diameter: 40 mm
- Thickness: 3 mm
- Material (cage): Sheet steel
- Inner diameter: 65 mm
- Thickness: 3 mm
- Material (cage): Sheet steel
- Inner diameter: 15 mm
- Thickness: 2 mm
- Material (cage): Sheet steel
- Inner diameter: 100 mm
- Thickness: 4 mm
- Material (cage): Sheet steel
- Inner diameter: 20 mm
- Thickness: 2 mm
- Material (cage): Sheet steel
- Inner diameter: 30 mm
- Thickness: 2 mm
- Material (cage): Sheet steel
- Inner diameter: 25 mm
- Thickness: 2 mm
- Material (cage): Sheet steel
- Inner diameter: 45 mm
- Thickness: 3 mm
- Material (cage): Sheet steel
- Inner diameter: 160 mm
- Thickness: 5 mm
- Material (cage): Sheet steel
- Inner diameter: 140 mm
- Thickness: 5 mm
- Material (cage): Sheet steel
- Inner diameter: 130 mm
- Thickness: 5 mm
- Material (cage): Sheet steel
- Inner diameter: 120 mm
- Thickness: 4 mm
- Material (cage): Sheet steel
- Inner diameter: 110 mm
- Thickness: 4 mm
- Material (cage): Sheet steel
- Inner diameter: 85 mm
- Thickness: 4 mm
- Material (cage): Sheet steel
- Inner diameter: 80 mm
- Thickness: 4 mm
- Material (cage): Sheet steel
- Inner diameter: 75 mm
- Thickness: 4 mm
- Material (cage): Sheet steel
- Inner diameter: 70 mm
- Thickness: 4 mm
- Material (cage): Sheet steel
- Inner diameter: 60 mm
- Thickness: 3 mm
- Material (cage): Sheet steel
- Inner diameter: 35 mm
- Thickness: 2 mm
- Material (cage): Sheet steel