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NTN NA48290SW is a machined ring needle roller bearing with an inner ring, designed for high radial load capacity in compact spaces. This bearing features a precision-ground outer ring and a full complement of needle rollers for smooth operation in industrial gearboxes, pumps, and machine tools.
MODEL NA48290SW
$386.99 Each
Prices are subject to change
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Returnable:No
Height
7.188
Length
7.188
Width
1.8437
Technical Specifications
Type |
Cone |
Bore Type |
Round |
Material |
Case Carburized Steel |
Static Load Rating |
111000 lbf495000 N495.00 kN |
Dynamic Load Rating |
55500 lbf247000 N247.00 kN |
Operating Temperature Range |
-40 to 250 F-40 to 120 C |
Y2 (Axial Load Factor) |
1.97 |
e (Axial Load Factor) |
0.31 |
Dimensional Specifications
|
|
|
B |
5.0000 in127.000 mm |
Wi |
1.8437 in46.830 mm |
R |
0.1400 in3.600 mm |
a (Effective Load Center) |
-1.3381 in-33.988 mm |
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 | Nord Gear |
| Model | SK1SMID40VX-63S/4 CUS |
| Brand | Ringspann |
| Model | 4871.080.101.050h38 |
