Circular Flat Air Bearings LRAP250 / 610-22454

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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.

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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
Number of Units:
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