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75 mm OAV Tapered-Roller air bearing


Title

Specification

Size 

75mm ID 

Part Number 

OAV-TPR75M 

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 

40 psi - 100 max psi 

Pressure Port Threads 

M5 X 0.8 

Radial Stiffness 

0.97 lb/μ in (170 N/µ m) 

Pitch Moment Max 

62.8 lbs-in (7.1 N-m) 

Radial Load Max 

333.6 lbs (1484.5 N) 

Axial Load Max 

200.1 lbs (890.4 N) 

Total Indicated Runout (TIR) 

± 1 millionths inches (.025 µm) 

Axial and Radial Error Motion 

.9 μin / 0.023 (µm) 

Bearings Inside Diameter (ID) 

75mm +.013/-.00 

Bearing Outside Diameter (OD) 

148mm +.00/-.013 

Bearing Width 

29mm 

Weight 

2.02 lb (916 gram) 

Shaft Diameter  

75mm 

Housing Bore size Light Press Fit Method 

148mm +.013/-.00 

Flow rate 

26.4 SCFH


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