Project Mohole Drilling Platform 



Propeller Characteristics 



Number of blades 4 



Diameter 5'-9" 



Design speed of advance 



Design shaft horsepower 720 



Design rpm 300 



Pitch ratio at 0.7 R 0.92 



Expanded area ratio 0.412 



Design submergence to centerline 64.5' 



-^ ' — ^ - L — •-' 



-^L_3 



Fig. Bl - Positioning unit 



433 



