Circular Flat Air Bearings LRAP300 / 610-22455

Number of Units:

Less than half a pound in total weight, the LRAP300 air bearing will exhibit frictionless motion under zero speed or high speed conditions. With a load capacity of over 300 pounds, this air bearing supports medium to heavy loads and performs equally well at zero, low and high speeds.

View Accessories ▾
Drawing Download
Solid Model
Performance Graph
User Instructions
Comparison Table
Load Capacity, lbs[N] 300 [1320]
Stiffness, lbs/inch [N/µm] 746667 [129]
Flow Rate, scfh [slpm] 3.7 [1.8]
Air gap, microinches [µm] 200 [5]
Average Gap Sense Pressure at Rated Load, psig [Mpa] 66 [0.46]
Natural Frequency*, Hz 156
Physical Properties:
Diameter, inches [mm] 3.0 [76.2]
Height, inches [mm] 0.78 [19.8]
Ball Seat Diameter, inches [mm] 0.630 [16.0]
Mating Ball Stem Model number R8M12
Air Bearing Surface Flatness, microinches [µm] 20 [0.5]
Supply fitting thread, metric [imperial] M5 [10-32]
Material Aluminum/porous carbon
Weight, lbs [N] 0.492 [2.2]
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:
Have Questions? Click here to contact us