Original Equipment Manufacturers .

Castle Air Parts partners with Original Equipment Manufacturers to provide reliable, efficient, and scalable component sourcing solutions. We understand the critical role OEMs play in aviation manufacturing and work to support your production lines, aftermarket programs, and supply chain continuity with precision and professionalism.

OEMs require consistency, quality, and traceability—and that’s exactly what Castle Air Parts delivers. We supply certified aircraft components that meet the exact specifications and compliance requirements of your production and assembly operations. Whether you need recurring deliveries or help sourcing rare parts, we adapt to your needs with dependable logistics and responsive service.

Delays in parts supply can halt production. We help you avoid costly interruptions by ensuring timely delivery of high-quality components from trusted sources. Our proactive communication and transparent processes help you plan with confidence and streamline your internal workflows.

From development to production to aftermarket support, Castle Air Parts is a committed partner throughout the entire product lifecycle. Our experienced team collaborates with OEM procurement and engineering teams to understand your technical and operational requirements, ensuring every part delivered is fit-for-purpose and backed by proper documentation.