Circular Flat Air Bearings LRAP150 / 610-22452

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The model LRAP150 air bearing has a 1.5 inch diameter and a 67 pound load capacity. Its flat bearing surface carries loads without friction along guideways at a nominal air gap of 5 microns. Load may be imparted through a centrally located ball seat on the top surface of the air bearing.

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Solid Model
Performance Graph
User Instructions
Comparison Table
Load Capacity, lbs[N] 67 [295]
Stiffness, lbs/inch [N/µm] 187833 [33]
Flow Rate, scfh [slpm] 1.8 [0.8]
Air gap, microinches [µm] 200 [5]
Average Gap Sense Pressure at Rated Load, psig [Mpa] 53 [0.37]
Natural Frequency*, Hz 166
Physical Properties:
Diameter, inches [mm] 1.5 [38.1]
Height, inches [mm] 0.51 [13.0]
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] M3
Material Aluminum/porous carbon
Weight, lbs [N] 0.079 [0.3]
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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