TABLE 10 - GEOMETRY OF PROPELLER 4489 



Number of Blades 3 



Expanded Area Ratio 0.709 



Section Meanline NACA a = 0.8 



Section Thickness Distribution NACA 66 (DTNSRDC modified nose and 

 tail) 



Skew, Deg 120 



r/R 



c/D 



t/c 



P/D 



m 



0.2 



0.368 



0.200 



1.693 



0.0816 



0.3 



0.426 



0.152 



1.600 



0.0635 



0.4 



0.478 



0.119 



1.540 



0.0510 



0.5 



0.520 



0.098 



1.510 



0.0425 



0.6 



0.543 



0.082 



1.503 



0.0354 



0.7 



0.538 



0.069 



1.498 



0.0300 



0.8 



0.500 



0.061 



1.483 



0.0258 



0.9 



0.415 



0.058 



1.448 



0.0233 



1.0 



0.000 



- 



1.400 



- 



56 



