Europe Commercial Aircraft Propeller System Sales Market Report Forecast 2017-2022 1 Commercial Aircraft Propeller System Market Overview 1.1 Product Overview and Scope of Commercial Aircraft Propeller System 1.2 Classification of Commercial Aircraft Propeller System 1.2.1 Type 1 1.2.2 Type 2 1.2.3 Type 3 1.3 Application of Commercial Aircraft Propeller System 1.3.2 Application 1 1.3.3 Application 2 1.3.4 Application 3 1.4 Commercial Aircraft Propeller System Market States Status and Prospect (2012-2022) by Countries 1.4.1 Germany 1.4.2 France 1.4.3 UK 1.4.4 Russia 1.4.5 Italy 1.4.6 Spain 1.4.7 Benelux 1.5 Europe Market Size (Value and Volume) of Commercial Aircraft Propeller System (2012-2022) 1.5.1 Europe Commercial Aircraft Propeller System Sales and Growth Rate (2012-2022) 1.5.2 Europe Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2022) 2 Europe Economic Impact on Commercial Aircraft Propeller System Industry 2.1 Europe Macroeconomic Analysis 2.2 Europe Macroeconomic Environment Development Trend 3 Commercial Aircraft Propeller System Manufacturing Cost Analysis 3.1 Commercial Aircraft Propeller System Key Raw Materials Analysis 3.1.1 Key Raw Materials 3.1.2 Price Trend of Key Raw Materials 3.1.3 Key Suppliers of Raw Materials 3.1.4 Market Concentration Rate of Raw Materials 3.2 Proportion of Manufacturing Cost Structure 3.2.1 Raw Materials 3.2.2 Labor Cost 3.2.3 Manufacturing Process Analysis of Commercial Aircraft Propeller System 4 Industrial Chain, Sourcing Strategy and Downstream Buyers 4.1 Commercial Aircraft Propeller System Industrial Chain Analysis 4.2 Upstream Raw Materials Sourcing 4.3 Raw Materials Sources of Commercial Aircraft Propeller System Major Manufacturers in 2016 4.4 Downstream Buyers 5 Europe Commercial Aircraft Propeller System Market Analysis by Manufacturers, Type and Application 5.1 Europe Commercial Aircraft Propeller System Market Competition by Manufacturers 5.1.1 Europe Commercial Aircraft Propeller System Sales and Market Share of Key Manufacturers (2015 and 2016) 5.1.2 Europe Commercial Aircraft Propeller System Revenue and Share by Manufacturers (2015 and 2016) 5.2 Europe Commercial Aircraft Propeller System (Volume and Value) by Type 5.2.1 Europe Commercial Aircraft Propeller System Sales and Market Share by Type (2012-2017) 5.2.2 Europe Commercial Aircraft Propeller System Revenue and Market Share by Type (2012-2017) 5.3 Europe Commercial Aircraft Propeller System (Volume and Value) by Countries 5.3.1 Europe Commercial Aircraft Propeller System Sales and Market Share by Countries (2012-2017) 5.3.2 Europe Commercial Aircraft Propeller System Revenue and Market Share by Countries (2012-2017) 5.4 Europe Commercial Aircraft Propeller System (Volume) by Application 6 Germany Commercial Aircraft Propeller System (Volume, Value and Sales Price) 6.1 Germany Commercial Aircraft Propeller System Sales and Value (2012-2017) 6.1.1 Germany Commercial Aircraft Propeller System Sales and Growth Rate (2012-2017) 6.1.2 Germany Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2017) 6.1.3 Germany Commercial Aircraft Propeller System Sales Price Trend (2012-2017) 6.2 Germany Commercial Aircraft Propeller System Sales and Market Share by Manufacturers 6.3 Germany Commercial Aircraft Propeller System Sales and Market Share by Type 6.4 Germany Commercial Aircraft Propeller System Sales and Market Share by Application 7 France Commercial Aircraft Propeller System (Volume, Value and Sales Price) 7.1 France Commercial Aircraft Propeller System Sales and Value (2012-2017) 7.1.1 France Commercial Aircraft Propeller System Sales and Growth Rate (2012-2017) 7.1.2 France Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2017) 7.1.3 France Commercial Aircraft Propeller System Sales Price Trend (2012-2017) 7.2 France Commercial Aircraft Propeller System Sales and Market Share by Manufacturers 7.3 France Commercial Aircraft Propeller System Sales and Market Share by Type 7.4 France Commercial Aircraft Propeller System Sales and Market Share by Application 8 UK Commercial Aircraft Propeller System (Volume, Value and Sales Price) 8.1 UK Commercial Aircraft Propeller System Sales and Value (2012-2017) 8.1.1 UK Commercial Aircraft Propeller System Sales and Growth Rate (2012-2017) 8.1.2 UK Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2017) 8.1.3 UK Commercial Aircraft Propeller System Sales Price Trend (2012-2017) 8.2 UK Commercial Aircraft Propeller System Sales and Market Share by Manufacturers 8.3 UK Commercial Aircraft Propeller System Sales and Market Share by Type 8.4 UK Commercial Aircraft Propeller System Sales and Market Share by Application 9 Russia Commercial Aircraft Propeller System (Volume, Value and Sales Price) 9.1 Russia Commercial Aircraft Propeller System Sales and Value (2012-2017) 9.1.1 Russia Commercial Aircraft Propeller System Sales and Growth Rate (2012-2017) 9.1.2 Russia Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2017) 9.1.3 Russia Commercial Aircraft Propeller System Sales Price Trend (2012-2017) 9.2 Russia Commercial Aircraft Propeller System Sales and Market Share by Manufacturers 9.3 Russia Commercial Aircraft Propeller System Sales and Market Share by Type 9.4 Russia Commercial Aircraft Propeller System Sales and Market Share by Application 10 Italy Commercial Aircraft Propeller System (Volume, Value and Sales Price) 10.1 Italy Commercial Aircraft Propeller System Sales and Value (2012-2017) 10.1.1 Italy Commercial Aircraft Propeller System Sales and Growth Rate (2012-2017) 10.1.2 Italy Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2017) 10.1.3 Italy Commercial Aircraft Propeller System Sales Price Trend (2012-2017) 10.2 Italy Commercial Aircraft Propeller System Sales and Market Share by Manufacturers 10.3 Italy Commercial Aircraft Propeller System Sales and Market Share by Type 10.4 Italy Commercial Aircraft Propeller System Sales and Market Share by Application 11 Spain Commercial Aircraft Propeller System (Volume, Value and Sales Price) 11.1 Spain Commercial Aircraft Propeller System Sales and Value (2012-2017) 11.1.1 Spain Commercial Aircraft Propeller System Sales and Growth Rate (2012-2017) 11.1.2 Spain Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2017) 11.1.3 Spain Commercial Aircraft Propeller System Sales Price Trend (2012-2017) 11.2 Spain Commercial Aircraft Propeller System Sales and Market Share by Manufacturers 11.3 Spain Commercial Aircraft Propeller System Sales and Market Share by Type 11.4 Spain Commercial Aircraft Propeller System Sales and Market Share by Application 12 Benelux Commercial Aircraft Propeller System (Volume, Value and Sales Price) 12.1 Benelux Commercial Aircraft Propeller System Sales and Value (2012-2017) 12.1.1 Benelux Commercial Aircraft Propeller System Sales and Growth Rate (2012-2017) 12.1.2 Benelux Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2017) 12.1.3 Benelux Commercial Aircraft Propeller System Sales Price Trend (2012-2017) 12.2 Benelux Commercial Aircraft Propeller System Sales and Market Share by Manufacturers 12.3 Benelux Commercial Aircraft Propeller System Sales and Market Share by Type 12.4 Benelux Commercial Aircraft Propeller System Sales and Market Share by Application 13 Europe Commercial Aircraft Propeller System Manufacturers Analysis 13.1 Airmaster 13.1.1 Company Basic Information, Manufacturing Base and Competitors 13.1.2 Product Type, Application and Specification 13.1.3 Production, Revenue, Price and Gross Margin (2012-2017) 13.1.4 Business Overview 13.2 Dowty Propellers 13.2.1 Company Basic Information, Manufacturing Base and Competitors 13.2.2 Product Type, Application and Specification 13.2.3 Production, Revenue, Price and Gross Margin (2012-2017) 13.2.4 Business Overview 13.3 Hartzell Propeller 13.3.1 Company Basic Information, Manufacturing Base and Competitors 13.3.2 Product Type, Application and Specification 13.3.3 Production, Revenue, Price and Gross Margin (2012-2017) 13.3.4 Business Overview 13.4 McCauley 13.4.1 Company Basic Information, Manufacturing Base and Competitors 13.4.2 Product Type, Application and Specification 13.4.3 Production, Revenue, Price and Gross Margin (2012-2017) 13.4.4 Business Overview 13.5 UTC Aerospace Systems 13.5.1 Company Basic Information, Manufacturing Base and Competitors 13.5.2 Product Type, Application and Specification 13.5.3 Production, Revenue, Price and Gross Margin (2012-2017) 13.5.4 Business Overview 13.6 Culver Props 13.6.1 Company Basic Information, Manufacturing Base and Competitors 13.6.2 Product Type, Application and Specification 13.6.3 Production, Revenue, Price and Gross Margin (2012-2017) 13.6.4 Business Overview 13.7 Curtiss-Wright 13.7.1 Company Basic Information, Manufacturing Base and Competitors 13.7.2 Product Type, Application and Specification 13.7.3 Production, Revenue, Price and Gross Margin (2012-2017) 13.7.4 Business Overview 13.8 Electravia 13.8.1 Company Basic Information, Manufacturing Base and Competitors 13.8.2 Product Type, Application and Specification 13.8.3 Production, Revenue, Price and Gross Margin (2012-2017) 13.8.4 Business Overview 13.9 Dowty Propellers (GE) 13.9.1 Company Basic Information, Manufacturing Base and Competitors 13.9.2 Product Type, Application and Specification 13.9.3 Production, Revenue, Price and Gross Margin (2012-2017) 13.9.4 Business Overview … 13 Marketing Strategy Analysis, Distributors/Traders 13.1 Marketing Channel 13.1.1 Direct Marketing 13.1.2 Indirect Marketing 13.1.3 Marketing Channel Development Trend 13.2 Market Positioning 13.2.1 Pricing Strategy 13.2.2 Brand Strategy 13.2.3 Target Client 13.3 Distributors/Traders List 14 Market Effect Factors Analysis 14.1 Technology Progress/Risk 14.1.1 Substitutes Threat 14.1.2 Technology Progress in Related Industry 14.2 Consumer Needs/Customer Preference Change 14.3 Economic/Political Environmental Change 15 Europe Commercial Aircraft Propeller System Market Forecast (2017-2022) 15.1 Germany Market Forecast (2017-2022) 15.2 France Market Forecast (2017-2022) 15.3 UK Market Forecast (2017-2022) 15.4 Russia Market Forecast (2017-2022) 15.5 Italy Market Forecast (2017-2022) 15.6 Spain Market Forecast (2017-2022) 15.7 Benelux Market Forecast (2017-2022) 15.8 Europe Commercial Aircraft Propeller System Market Forecast by Type (2017-2022) 15.9 Europe Commercial Aircraft Propeller System Market Forecast by Application (2017-2022) 16 Appendix

Figure Picture of Commercial Aircraft Propeller System Table Classification of Commercial Aircraft Propeller System Figure Europe Sales Market Share of Commercial Aircraft Propeller System by Type in 2016 Table Application of Commercial Aircraft Propeller System Figure Europe Sales Market Share of Commercial Aircraft Propeller System by Application in 2016 Figure Germany Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2022) Figure France Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2022) Figure UK Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2022) Figure Russia Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2022) Figure Italy Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2022) Figure Spain Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2022) Figure Benelux Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2022) Figure Europe Commercial Aircraft Propeller System Sales and Growth Rate (2012-2022) Figure Europe Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2022) Table Europe Commercial Aircraft Propeller System Sales of Key Manufacturers (2015 and 2016) Table Europe Commercial Aircraft Propeller System Sales Share by Manufacturers (2015 and 2016) Figure 2015 Commercial Aircraft Propeller System Sales Share by Manufacturers Figure 2016 Commercial Aircraft Propeller System Sales Share by Manufacturers Table Europe Commercial Aircraft Propeller System Revenue by Manufacturers (2015 and 2016) Table Europe Commercial Aircraft Propeller System Revenue Share by Manufacturers (2015 and 2016) Table 2015 Europe Commercial Aircraft Propeller System Revenue Share by Manufacturers Table 2016 Europe Commercial Aircraft Propeller System Revenue Share by Manufacturers Table Europe Commercial Aircraft Propeller System Sales and Market Share by Type (2012-2017) Table Europe Commercial Aircraft Propeller System Sales Share by Type (2012-2017) Figure Sales Market Share of Commercial Aircraft Propeller System by Type (2012-2017) Figure Europe Commercial Aircraft Propeller System Sales Growth Rate by Type (2012-2017) Table Europe Commercial Aircraft Propeller System Revenue and Market Share by Type (2012-2017) Table Europe Commercial Aircraft Propeller System Revenue Share by Type (2012-2017) Figure Revenue Market Share of Commercial Aircraft Propeller System by Type (2012-2017) Figure Europe Commercial Aircraft Propeller System Revenue Growth Rate by Type (2012-2017) Table Europe Commercial Aircraft Propeller System Sales and Market Share by Countries (2012-2017) Table Europe Commercial Aircraft Propeller System Sales Share by Countries (2012-2017) Figure Sales Market Share of Commercial Aircraft Propeller System by Countries (2012-2017) Table Europe Commercial Aircraft Propeller System Revenue and Market Share by Countries (2012-2017) Table Europe Commercial Aircraft Propeller System Revenue Share by Countries (2012-2017) Figure Revenue Market Share of Commercial Aircraft Propeller System by Countries (2012-2017) Table Europe Commercial Aircraft Propeller System Sales and Market Share by Application (2012-2017) Table Europe Commercial Aircraft Propeller System Sales Share by Application (2012-2017) Figure Sales Market Share of Commercial Aircraft Propeller System by Application (2012-2017) Figure Germany Commercial Aircraft Propeller System Sales and Growth Rate (2012-2017) Figure Germany Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2017) Figure Germany Commercial Aircraft Propeller System Sales Price Trend (2012-2017) Table Germany Commercial Aircraft Propeller System Sales by Manufacturers (2015 and 2016) Table Germany Commercial Aircraft Propeller System Market Share by Manufacturers (2015 and 2016) Table Germany Commercial Aircraft Propeller System Sales by Type (2015 and 2016) Table Germany Commercial Aircraft Propeller System Market Share by Type (2015 and 2016) Table Germany Commercial Aircraft Propeller System Sales by Application (2015 and 2016) Table Germany Commercial Aircraft Propeller System Market Share by Application (2015 and 2016) Figure France Commercial Aircraft Propeller System Sales and Growth Rate (2012-2017) Figure France Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2017) Figure France Commercial Aircraft Propeller System Sales Price Trend (2012-2017) Table France Commercial Aircraft Propeller System Sales by Manufacturers (2015 and 2016) Table France Commercial Aircraft Propeller System Market Share by Manufacturers (2015 and 2016) Table France Commercial Aircraft Propeller System Sales by Type (2015 and 2016) Table France Commercial Aircraft Propeller System Market Share by Type (2015 and 2016) Table France Commercial Aircraft Propeller System Sales by Application (2015 and 2016) Table France Commercial Aircraft Propeller System Market Share by Application (2015 and 2016) Figure UK Commercial Aircraft Propeller System Sales and Growth Rate (2012-2017) Figure UK Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2017) Figure UK Commercial Aircraft Propeller System Sales Price Trend (2012-2017) Table UK Commercial Aircraft Propeller System Sales by Manufacturers (2015 and 2016) Table UK Commercial Aircraft Propeller System Market Share by Manufacturers (2015 and 2016) Table UK Commercial Aircraft Propeller System Sales by Type (2015 and 2016) Table UK Commercial Aircraft Propeller System Market Share by Type (2015 and 2016) Table UK Commercial Aircraft Propeller System Sales by Application (2015 and 2016) Table UK Commercial Aircraft Propeller System Market Share by Application (2015 and 2016) Figure Russia Commercial Aircraft Propeller System Sales and Growth Rate (2012-2017) Figure Russia Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2017) Figure Russia Commercial Aircraft Propeller System Sales Price Trend (2012-2017) Table Russia Commercial Aircraft Propeller System Sales by Manufacturers (2015 and 2016) Table Russia Commercial Aircraft Propeller System Market Share by Manufacturers (2015 and 2016) Table Russia Commercial Aircraft Propeller System Sales by Type (2015 and 2016) Table Russia Commercial Aircraft Propeller System Market Share by Type (2015 and 2016) Table Russia Commercial Aircraft Propeller System Sales by Application (2015 and 2016) Table Russia Commercial Aircraft Propeller System Market Share by Application (2015 and 2016) Figure Italy Commercial Aircraft Propeller System Sales and Growth Rate (2012-2017) Figure Italy Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2017) Figure Italy Commercial Aircraft Propeller System Sales Price Trend (2012-2017) Table Italy Commercial Aircraft Propeller System Sales by Manufacturers (2015 and 2016) Table Italy Commercial Aircraft Propeller System Market Share by Manufacturers (2015 and 2016) Table Italy Commercial Aircraft Propeller System Sales by Type (2015 and 2016) Table Italy Commercial Aircraft Propeller System Market Share by Type (2015 and 2016) Table Italy Commercial Aircraft Propeller System Sales by Application (2015 and 2016) Table Italy Commercial Aircraft Propeller System Market Share by Application (2015 and 2016) Figure Spain Commercial Aircraft Propeller System Sales and Growth Rate (2012-2017) Figure Spain Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2017) Figure Spain Commercial Aircraft Propeller System Sales Price Trend (2012-2017) Table Spain Commercial Aircraft Propeller System Sales by Manufacturers (2015 and 2016) Table Spain Commercial Aircraft Propeller System Market Share by Manufacturers (2015 and 2016) Table Spain Commercial Aircraft Propeller System Sales by Type (2015 and 2016) Table Spain Commercial Aircraft Propeller System Market Share by Type (2015 and 2016) Table Spain Commercial Aircraft Propeller System Sales by Application (2015 and 2016) Table Spain Commercial Aircraft Propeller System Market Share by Application (2015 and 2016) Figure Benelux Commercial Aircraft Propeller System Sales and Growth Rate (2012-2017) Figure Benelux Commercial Aircraft Propeller System Revenue and Growth Rate (2012-2017) Figure Benelux Commercial Aircraft Propeller System Sales Price Trend (2012-2017) Table Benelux Commercial Aircraft Propeller System Sales by Manufacturers (2015 and 2016) Table Benelux Commercial Aircraft Propeller System Market Share by Manufacturers (2015 and 2016) Table Benelux Commercial Aircraft Propeller System Sales by Type (2015 and 2016) Table Benelux Commercial Aircraft Propeller System Market Share by Type (2015 and 2016) Table Benelux Commercial Aircraft Propeller System Sales by Application (2015 and 2016) Table Benelux Commercial Aircraft Propeller System Market Share by Application (2015 and 2016) Table Airmaster Basic Information List Table Airmaster Commercial Aircraft Propeller System Sales, Revenue, Price and Gross Margin (2012-2017) Figure Airmaster Commercial Aircraft Propeller System Sales Market Share (2012-2017) Table Dowty Propellers Basic Information List Table Dowty Propellers Commercial Aircraft Propeller System Sales, Revenue, Price and Gross Margin (2012-2017) Table Dowty Propellers Commercial Aircraft Propeller System Sales Market Share (2012-2017) Table Hartzell Propeller Basic Information List Table Hartzell Propeller Commercial Aircraft Propeller System Sales, Revenue, Price and Gross Margin (2012-2017) Figure Hartzell Propeller Commercial Aircraft Propeller System Sales Market Share (2012-2017) Table McCauley Basic Information List Table McCauley Commercial Aircraft Propeller System Sales, Revenue, Price and Gross Margin (2012-2017) Table McCauley Commercial Aircraft Propeller System Sales Market Share (2012-2017) Table UTC Aerospace Systems Basic Information List Table UTC Aerospace Systems Commercial Aircraft Propeller System Sales, Revenue, Price and Gross Margin (2012-2017) Figure UTC Aerospace Systems Commercial Aircraft Propeller System Sales Market Share (2012-2017) Table Culver Props Basic Information List Table Culver Props Commercial Aircraft Propeller System Sales, Revenue, Price and Gross Margin (2012-2017) Table Culver Props Commercial Aircraft Propeller System Sales Market Share (2012-2017) Table Curtiss-Wright Basic Information List Table Curtiss-Wright Commercial Aircraft Propeller System Sales, Revenue, Price and Gross Margin (2012-2017) Figure Curtiss-Wright Commercial Aircraft Propeller System Sales Market Share (2012-2017) Table Electravia Basic Information List Table Electravia Commercial Aircraft Propeller System Sales, Revenue, Price and Gross Margin (2012-2017) Table Electravia Commercial Aircraft Propeller System Sales Market Share (2012-2017) Table Dowty Propellers (GE) Basic Information List Table Dowty Propellers (GE) Commercial Aircraft Propeller System Sales, Revenue, Price and Gross Margin (2012-2017) Figure Dowty Propellers (GE) Commercial Aircraft Propeller System Sales Market Share (2012-2017). … Table Production Base and Market Concentration Rate of Raw Material Figure Price Trend of Key Raw Materials Table Key Suppliers of Raw Materials Figure Manufacturing Cost Structure of Commercial Aircraft Propeller System Figure Manufacturing Process Analysis of Commercial Aircraft Propeller System Figure Commercial Aircraft Propeller System Industrial Chain Analysis Table Raw Materials Sources of Commercial Aircraft Propeller System Major Manufacturers in 2016 Table Major Buyers of Commercial Aircraft Propeller System Table Distributors/Traders List Figure Germany Commercial Aircraft Propeller System Sales and Growth Rate Forecast (2017-2022) Figure Germany Commercial Aircraft Propeller System Revenue and Growth Rate Forecast (2017-2022) Figure France Commercial Aircraft Propeller System Sales and Growth Rate Forecast (2017-2022) Figure France Commercial Aircraft Propeller System Revenue and Growth Rate Forecast (2017-2022) Figure UK Commercial Aircraft Propeller System Sales and Growth Rate Forecast (2017-2022) Figure UK Commercial Aircraft Propeller System Revenue and Growth Rate Forecast (2017-2022) Figure Russia Commercial Aircraft Propeller System Sales and Growth Rate Forecast (2017-2022) Figure Russia Commercial Aircraft Propeller System Revenue and Growth Rate Forecast (2017-2022) Figure Italy Commercial Aircraft Propeller System Sales and Growth Rate Forecast (2017-2022) Figure Italy Commercial Aircraft Propeller System Revenue and Growth Rate Forecast (2017-2022) Figure Spain Commercial Aircraft Propeller System Sales and Growth Rate Forecast (2017-2022) Figure Spain Commercial Aircraft Propeller System Revenue and Growth Rate Forecast (2017-2022) Figure Benelux Commercial Aircraft Propeller System Sales and Growth Rate Forecast (2017-2022) Figure Benelux Commercial Aircraft Propeller System Revenue and Growth Rate Forecast (2017-2022) Table Europe Commercial Aircraft Propeller System Sales Forecast by Type (2017-2022) Table Europe Commercial Aircraft Propeller System Sales Forecast by Application (2017-2022)

Airmaster Dowty Propellers Hartzell Propeller McCauley UTC Aerospace Systems Culver Props Curtiss-Wright Electravia Dowty Propellers (GE) WhirlWind Propellers