Aerospace and Defense C-Class Parts Market Competition: Leading Suppliers and Strategies

The global aerospace & defense C-class parts market was valued at approximately USD 18.6 billion in 2024 and is projected to reach USD 25.65 billion by 2030, growing at a compound annual growth rate (CAGR) of 5.7% from 2025 to 2030. A key factor driving this market is the significant increase in defense budgets across nations worldwide.

In light of escalating geopolitical tensions, governments are focusing on military modernization, which requires the procurement of essential components, including C-Class parts. These parts are crucial for the assembly and maintenance of various military platforms, such as aircraft and naval vessels, thereby increasing the demand for advanced components that enhance operational effectiveness.

Simultaneously, the commercial aviation sector is experiencing remarkable growth due to rising passenger traffic and aggressive fleet expansion by airlines. This surge in demand directly correlates with higher production rates for both commercial and military aircraft, leading to an increased need for C-Class parts such as fasteners, connectors, and bearings. Additionally, the ongoing trend of fleet modernization is prompting airlines to replace outdated components with innovative C-Class parts, ensuring compliance with stringent aviation standards and improving overall performance.

Key Market Trends & Insights

• Regional Dominance: North America led the aerospace & defense C-class parts market with a revenue share of 37.6% in 2024.
• S. Market Leadership: The U.S. aerospace & defense C-class parts market held a dominant position in North America, accounting for 92.2% of the regional market in 2024.
• Product Segment: Fasteners dominated the market, capturing a 45.5% share in 2024 due to their critical role in aircraft assembly. Manufacturers are increasingly focusing on lightweight and corrosion-resistant fasteners to enhance safety and performance, driving consumption across various applications.
• Application Focus: The aerostructure segment led the market with a 47.9% share in 2024, as it encompasses key structural elements of an aircraft, such as wings and fuselage. Rising production rates in commercial aviation and military modernization programs are creating a robust demand for aerostructure supplies.
• End-Use Segment: The commercial segment dominated the market, accounting for 60.7% of the share in 2024. Airlines are investing heavily in new aircraft to accommodate the growing passenger numbers, increasing the need for various C-Class parts essential for assembly and maintenance.

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Market Size & Forecast

• 2024 Market Size: USD 18.6 Billion
• 2030 Projected Market Size: USD 25.65 Billion
• CAGR (2025-2030): 5.7%
• North America: Largest market in 2024
• Asia Pacific: Fastest growing market

Key Companies & Market Share Insights

Key players in the aerospace & defense C-class parts market include Stanley Black & Decker, Inc.; Amphenol Corporation; and LiSi Group, among others. These industry leaders drive innovation and quality through strategic initiatives, including investments in research and development, partnerships in advanced manufacturing technologies, and a focus on lightweight materials.

• Amphenol Corporation: Specializes in high-performance interconnect systems and components for the aerospace and defense sectors. Their connectors and cable assemblies are vital for reliable communication and power distribution across various aircraft and defense applications, supporting both commercial and military operations efficiently.
• LiSi Group: Focuses on manufacturing high-quality aerospace components, particularly fasteners and machined parts. They cater to both commercial and military aerospace industries by providing innovative solutions that enhance aircraft performance, safety, and reliability while utilizing lightweight materials.

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Key Players

• Stanley Black & Decker, Inc.
• Amphenol Corporation
• LiSi Group
• Precision Castparts Corp.
• Safran SA
• Arconic
• Triumph Group
• Eaton

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Conclusion

The aerospace & defense C-class parts market is poised for significant growth, driven by increased defense spending and the expansion of the commercial aviation sector. As geopolitical tensions continue to rise and passenger traffic increases, the demand for C-Class parts is expected to grow, particularly in North America and the Asia Pacific region. Companies that invest in innovation and quality, while adapting to industry needs, will likely thrive in this evolving market landscape.