Circular Flat Air Bearings LRAP250 / 610-22454
This 2.5 inch diameter air bearing carries 200 pounds of load with high stiffness and precision. The frictionless planar motion makes its use ideal for coordinate measuring machines, pick and place tools, semiconductor wafer inspection and a variety of other applications.
| Downloads: | |
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| Drawing Download | |
| Solid Model | |
| Performance Graph | |
| User Instructions | |
| Comparison Table | |
| Performance: | |
| Load Capacity, lbs[N] | 200 [880] |
| Stiffness, lbs/inch [N/µm] | 536667 [93] |
| Flow Rate, scfh [slpm] | 2.8 [1.3] |
| Air gap, microinches [µm] | 200 [5] |
| Average Gap Sense Pressure at Rated Load, psig [Mpa] | 65 [0.45] |
| Natural Frequency*, Hz | 162 |
| Physical Properties: | |
| Diameter, inches [mm] | 2.5 [63.5] |
| Height, inches [mm] | 0.72 [18.3] |
| Ball Seat Diameter, inches [mm] | 0.394 [10.0] |
| Mating Ball Stem Model number | R5M8 |
| Air Bearing Surface Flatness, microinches [µm] | 20 [0.5] |
| Supply fitting thread, metric [imperial] | M5 [10-32] |
| Material | Aluminum/porous carbon |
| Weight, lbs [N] | 0.313 [1.4] |
| Installation Requirements: | |
| Mating Surface Local Flatness, microinches [µm] | 20 [0.5] |
| Mating Surface Roughness, microinches [µm] | 16 [0.4] |
| Rated Supply Pressure, psig [Mpa] | 80 [0.55] |
| Max. Supply Pressure, psig [Mpa] | 100 [0.69] |
| Air Quality | ISO Class 3 or better preferred |