POWERTECH OSN 3 and 4 Blade Stainless Steel Propeller for 70-140HP Outboard Motors


Replacement propeller for mid size outboard motors 70-140HP.

Fits: Evinrude, Johnson, Honda, Mercury, Nissan, Tohatsu, Suzuki, and Yamaha

Includes conventional rubber hub installed.


PowerTech OSN Stainless Steel Propeller

The OSN has a swept blade design with a narrow tip. It is an OEM equivalent for the sewer style OMC SST. It is available in 3 or 4 blades. The 4 blade version typically provides better overall performance including: lift, hole-shot, handling and overall grip.

D-Class Engines (D Class Engines)

Diameter: 14″

Blades 3 and 4

Pitch range: 15 to 21

Rotation: Right Hand

4-1/4″ Gearcase

Selected pitch’s available at Tacoma Propeller. Non Stock Pitches will be drop shipped from PowerTech.

Fits the following applications

  • 60-130HP Honda
  • 40-140 Johnson, Evinrude
  • 40-140HP Mercury
  • 60-140HP Suzuki
  • 60-140HP Nissan, Tohatsu
  • 50-130HP Yamaha
  • Installed Rubber Hub


Additional information

Weight 20 lbs
Dimensions 17 × 17 × 9 in

15, 16, 17, 18, 19, 20, 21


3 Blade, 4 Blade

Required Hub Assembly

Johnson / Evinrude, Honda, Mercury, Nissan / Tohatsu, Suzuki, Yamaha


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