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NTN NA759SW/K312486 is a machined ring needle roller bearing with an open design. This NA series bearing features a separable outer ring for easy mounting and dismounting. Suitable for applications requiring high radial load capacity in a compact cross-section.
MODEL NA759SW/K312486
$4,014.72 Each
Prices are subject to change
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Returnable:No
Height
8.125
I.D.
88.9 mm
Length
8.125
O.D.
161.925 in
Width
4.125
Specifications
| Bearing Data Sheet | ||
|---|---|---|
| Bower Tapered Non-Adjustable Double Cup 2 Row Bearings (TNA) | ||
| NTN Part Number | NA759 | |
| Weight | N/A (lbs) / N/A (kg) | |
| Dimensions | Features/Options | ||||
|---|---|---|---|---|---|
| Dimension | Imperial | Metric | Option | Code | Description |
|
Bore d O.D.D. Width B or W |
3.5000 (in) 6.3750 (in) 4.1250 (in) |
88.900 (mm) 161.925 (mm) 104.775 (mm) |
|||
| Basic Load Ratings | Limiting Speeds | ||||
|---|---|---|---|---|---|
| Static Dynamic |
10,300 (LBF) 0 (N) |
45,900 (N) 0 (N) |
Oil Seals Grease |
N/A N/A N/A |
|
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.
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