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40 mm ID OAV ® Roller Air Bearing

40 mm ID OAV ® Roller Air Bearing

Engineering Tools

Access free engineering calculators for load capacity, stiffness, air consumption, motor sizing, preload analysis, and other air bearing design tools.

Performance Note: Load, stiffness, flow rate, and moment values are based on testing at 60 PSI supply pressure. Actual performance may vary depending on shaft quality, mounting method, air supply stability, and application conditions.


Title

Specification

Size 

40 mm ID  

Part Number  

OAVRL40M 

Housing Material/Finish 

7075 Aircraft Quality Aluminum/Mil Spec Hard Anodize 

Side Material/Finish 

7075 Aircraft Quality Aluminum/Mil Spec Hard Anodize 

Porous Material 

Carbon 

Input Pressure  

20 – 100 PSI (0.14 – 0.69 MPa)

Pressure Port Threads 

M5 x 0.8 

Lifetime 

Infinite 

Radial Load Max 

250.0 N (56.2 lbs) 

Axial Load Max 

822.9 N (185.0 lbs) 

Standard Total Indicated Runout (TIR) 

.0002 in - .0005 in (5 µm - 13 µm)

Ultra-Precision Total Indicated Runout (TIR)

± 9 millionths in (0.25 µm)

Axial and Radial Error Motion 

1.1 μin/(0.027 µm) 

Bearings Inside Diameter (ID) 

40 mm + .01/-.00 

Bearing Outside Diameter (OD) 

100 mm + .00/-.01 

Bearing Width  

41.3 mm 

Weight 

1.44 lb 

Shaft Diameter  

40 mm 

Housing Bore size Light Press Fit Method 

99.98 mm +.02/-.00 

Flow rate 

16.1 SCFH 


Kompatibel mit

stainless steel shaft

Shaft

Part # OAV40MMSHAFT

Our standard shafts have a surface finish better than 16 RMS and .0007 tolerance.

Roller air bearing mounting block

Mounting Block

Part # MB40RL

Aluminum Mounting Blocks for imperial and metric frictionless air bushings. Made from aircraft quality aluminum and anodized with Mil spec. for ultimate quality.

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