Circular Flat Air Bearings LRAP200 / 610-22453

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The 2 inch diameter LRAP200 air bearing allows translational or rotational motion in a plane. The LRA series bearings can be combined in an assembly to constrain motion in various degrees. With a nominal air gap of 5 microns, the LRA series exhibit zero wear of the mating surfaces.

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Performance Graph
User Instructions
Comparison Table
Load Capacity, lbs[N] 106 [466]
Stiffness, lbs/inch [N/µm] 361667 [63]
Flow Rate, scfh [slpm] 2.1 [1.0]
Air gap, microinches [µm] 200 [5]
Average Gap Sense Pressure at Rated Load, psig [Mpa] 61 [0.42]
Natural Frequency*, Hz 183
Physical Properties:
Diameter, inches [mm] 2.0 [50.8]
Height, inches [mm] 0.59 [15.0]
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] 0.160 [0.7]
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
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