We are AP Filtration

Ontic is the globally trusted aerospace partner in supporting and supplying established aircraft parts to the world’s aerospace leaders. Providing design, development, and manufacturing of filtration of fluid transfer couplings for the civil and military aerospace sectors.

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Since 1956, Ontic has been the partner of choice for customers and OEMs around the world

With capabilities spanning various aerospace sectors. Our long-term, established investments with leading aviation OEMs enable them to divest their product lines to us, freeing them to focus on the future. As an OEM ourselves, we continue to develop, innovate, and supply established parts to some of the world’s leading fleets, making sure customers are able to receive the availability and support they need.

Step 1


OEMs license and divest their product lines to us, so that we can continue to supply the industry with the parts they need.

Step 2


OEMs transition the necessary knowledge, data, and assets to Ontic for complete product support.

Step 3


As a licensed OEM, we take full responsibility for worldwide customers, including supply chain management, part production, and engineering sustainment.

Step 4


Ontic provides ongoing support and MRO services to customers to keep their fleets flying safely.

Step 5


By licensing and divesting their product lines to us, we give OEMs the freedom to focus on their future strategies.


Your challenge is our challenge.

And that’s why we’re different.

With our technical know-how, commitment to innovation, and ability to deliver quality, sustainable products and services, we’re more than just the sum of our parts. We want to support you, so that together, we can work towards creating a safer, more sustainable future for the aerospace and defense industry.

Our Promise to You

Whether a customer, partner, member of the community, or each other, our promise remains the same — we embrace the challenge to start where others stop.

From complex engineering problems, to a period of change in our business, we never stop challenging the status quo. With our expertise and can-do spirit, we create the opportunity to make a difference.


Contact Us

Have a query? Whether you just have a general inquiry or you want to speak with one of our licensing experts, visit our ‘Contact Us’ page to find the contact details you need.