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NTN ARFLU-1.1/4 is a 4-bolt flange mounted bearing unit with a 1-1/4 inch bore. It features an eccentric collar locking mechanism and a cast iron housing. This unit is designed for general industrial applications requiring reliable shaft support and easy installation.
MODEL ARFLU-1.1/4
$83.95 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable:No
I.D.
1.25 in
O.D.
2.8346 in
Width
1.378 in
Specifications
| Mounted Unit Data Sheet | ||
|---|---|---|
| Ultra-Class 2 Bolt Flanged Narrow Inner Ring Set Screw Type | ||
| NTN Part Number | ARFLU-1 | |
| Bearing Insert # | A-AR205-100D1 | |
| Housing # | FLU205D1V50 | |
| Weight | N/A (lbs) / N/A (kg) | |
| Dimensions | Features/Options | ||||
|---|---|---|---|---|---|
| Dimension | Imperial | Metric | Option | Code | Description |
|
Bore d H L J A A1 A2 A0 N B S Lube Hole of Housing |
1.0000 (in) 4.9063 (in) 2.7500 (in) 3.8906 (in) 1.1875 (in) 0.5938 (in) 0.7500 (in) 1.5156 (in) 0.4688 (in) 1.0630 (in) 0.2950 (in) 1/8-27NPT |
25.400 (mm) 124.619 (mm) 69.850 (mm) 98.822 (mm) 30.163 (mm) 15.081 (mm) 19.050 (mm) 38.497 (mm) 11.906 (mm) 27.000 (mm) 7.493 (mm) 1/8-27NPT |
Bearing Insert |
AR |
Narrow inner ring, set screw locking, nylon cage |
| Basic Load Ratings | Limiting Speeds | ||||
|---|---|---|---|---|---|
| Static Dynamic |
0 (N) 0 (N) |
0 (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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