top of page

25 mm OAV x-spin Tapered-Roller air bearing

tpr spotted.jpg

Title

Specification

Size 

25 mm ID 

Part Number 

OAV-TPR25MX 

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 

Through Shaft Cross-hole 

Radial Stiffness 

0.35 lb/μ in (62 N/µm) 

Pitch Moment Max  

23 lbs-in (2.6 N-m) 

Radial Load Max 

68.2 lbs (303.5 N) 

Axial Load Max 

40.9 lbs (182.0 N) 

Total Indicated Runout (TIR) 

± 1 millionths in (.025 µm) 

Axial and Radial Error Motion 

.9 μin / 0.023 (µm) 

Bearings Inside Diameter (ID) 

25 mm +.01/-.00 

Bearing Outside Diameter (OD) 

70 mm + .00/-.013 

Bearing Width 

15 mm 

Weight 

0.27 lb (121 g) 

Shaft Diameter  

25 mm 

Housing Bore size Light Press Fit Method 

44.48 mm + .02/-.00 

Flow rate 

5.39 SCFH


bottom of page