20 mm ID Air Bushing
Part Number: OAV020MB
Our air bushings are used in spindle and linear applications. Due to their convenience and power, these are a great method to attain linear motion and deliver high-performance results in your applications. 
Input Pressure 
.28 Mpa to .68 max Mpa
Porous Material 
Carbon 
Pressure Port Threads 
M3 x 0.5 
Lifetime 
Infinite 
Radial Load Max 
160 N (36.0 lbs) 
Radial Stiffness 
23 N/μm (0.13 lbs/μin) 
Pitch Moment Max 
1.1 N-m (10 lbs-in) 
Bushing Inside Diameter (ID) 
20.018 mm + .005/-.000 
Bushing Outside Diameter (OD) 
31.75 mm + .13/-.00 
Bushing Length 
50.80 mm 
Bushing Weight 
49.1 g 
Recommended Shaft Outside Diameter (OD) 
20.00 mm + .00/-.02 (g6) 
Flow Rate 
9.42 SCFH