fits make: Omc. year: 2012–2021.

( Manufacturer Part Number: 384702 ), ( Part Type: Propeller Prop ), ( Propeller Rotation: Standard )
The OMC 12 3-4 21 Steel Propeller Prop (Part Number: 384702) is a high-quality propeller designed for outboard motors. This propeller features a 12-inch diameter, making it an excellent choice for medium-sized boats. The 3-4 pitch indicates that it has a pitch range of 3 to 4 inches per revolution, which provides a balance between speed and maneuverability.
The propeller is constructed of 17-4 PH stainless steel, a material known for its strength and durability. This material is resistant to corrosion, ensuring that the propeller can withstand prolonged exposure to saltwater and other harsh marine environments. The propeller's blade shape is designed for efficient thrust, providing superior performance and better fuel economy.
The OMC 12 3-4 21 Steel Propeller Prop is a universal fit, meaning it can be used with various outboard motor brands, making it a versatile choice for boat owners. It is also easy to install, with a standard 1.25-inch hub size. The propeller's balanced design reduces vibrations, providing a smooth ride and reducing the strain on the engine.
In summary, the OMC 12 3-4 21 Steel Propeller Prop is a durable, high-performance propeller that offers excellent speed, maneuverability, and fuel efficiency. Its construction from 17-4 PH stainless steel ensures long-lasting performance, and its universal fit makes it a versatile choice for boat owners.
Pros of buying a 384702 OMC 12 3-4 21 steel propeller prop:1. Durability: The propeller is made of high-quality steel, which makes it more durable and resistant to wear and tear compared to aluminum props.
2. Reliability: Steel props are known for their reliability and longevity, which means they are less likely to fail or need replacement frequently.
3. Efficiency: Steel props can provide better efficiency and performance, especially in rough waters or high-speed applications.
Cons of buying a 384702 OMC 12 3-4 21 steel propeller prop:1. Weight: Steel props are heavier than aluminum props, which can affect the boat's speed and fuel efficiency.
2. Cost: Steel props are typically more expensive than aluminum props due to their higher material cost and manufacturing process.
3. Maintenance: Steel props may require more frequent maintenance to prevent rust and corrosion, especially if they are exposed to saltwater or moisture.
Conclusion:If you are looking for a durable and reliable propeller that can perform well in rough waters or high-speed applications, the 384702 OMC 12 3-4 21 steel propeller prop might be a good choice. However, you should consider the additional weight and maintenance requirements that come with steel props, as well as their higher cost compared to aluminum props. Ultimately, the best propeller for your boat depends on your specific needs and preferences.
Recommendation:Before making a decision, I recommend researching different propeller options and consulting with a marine technician or engineer to determine the best propeller for your boat's specifications and usage. They can help you weigh the pros and cons of different materials, sizes, and designs, and provide you with personalized recommendations based on your specific needs.
Part number is on the hub, but there are other numbers prop, check pictures for. No shipping outside the us. 75 pitch: 21 spline count: 13hub size: 3.
Make: Omc material: stainless steel rotation: standard diameter: 12. No breaks or damage on the blades at all.
This prop is in excellent used condition.
Buyer pays actual shipping cost, unless 'free shipping' is an option.