We never sell your data to third parties
Image for Illustration purposes only. Actual product may vary
Koyo NK90/25A needle roller bearing with a 90 mm bore, 110 mm OD, and 25 mm width. Machined ring design with a solid race and open type. Suitable for compact radial load applications in gearboxes and industrial machinery.
MODEL NK90/25A
$183.37 Each
Prices are subject to change
FREE SHIPPING ON ORDERS OVER $100
Select Quantity
Typically Ships in: 1 day
Returnable: See conditions
Bearing Design
Outer Ring & Roller Assembly
I.D.
90 mm
Limiting Speed - Oil
4700 rpm
O.D.
110 mm
Oil Hole
w/Oil Hole
Origin
Needle Radial
Precision Ground
Yes
Self Aligning
No
Width
25 mm
- Best used for high radial load applications
- Made from premium high carbon high chromium Japanese steel
- Available with no inner ring (NK NKS RNAO RNA2200 RNA48 RNA49 series)
- Available with inner ring (NA48 NA49 NA69 NAO NKJ NKJS series)
- Available as a double row with inner ring (NA69 series)
- Available as a double row without inner ring (RNA69 series)
- A steel cage is standard .TN calls out a polymer cage
- Available with two seals (.2RS) in the RNA4900
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
| Brand | Pramet |
| Model | GFMR 2525 M 0413L 050032 |
| Brand | WEG |
| Model | 06036ET3E364JM-W22 |
| Brand | SIEGMA |
| Model | 6IK120RGU-EFT/6GU90RC |
