Defense Sealing Solutions

Mil-Spec O-Rings and Seals

Sealing Devices is a veteran-owned and ITAR-registered business with decades of experience delivering superior sealing solutions for the stringent demands of military applications. Our military-grade seals and O-rings are engineered to meet rigorous specifications, ensuring government and defense clients can depend on our products for their most demanding applications.

CERTIFIED & READY

Quality Certifications Regulatory Compliance

Applications

Vehicles and Equipment

Military vehicles like tanks, armored personnel carriers, and jeeps rely on seals and gaskets in engines, transmissions, and fuel systems to prevent leaks and maintain reliable performance in tough conditions.
Aerospace and Naval Systems

Aircraft, helicopters, and naval ships use specialized sealing materials that can handle saltwater, extreme pressures, and temperatures.
Electronics and Communications Gear

Seals protect sensitive electronics and communication electronics from dust, moisture, and electromagnetic interference, ensuring they perform reliably in the most extreme environments.
Weapons Systems and Ammunition

Seals and gaskets are crucial in the production and upkeep of weapons systems and ammunition to prevent moisture from compromising their effectiveness.

Military Product Solutions

As a leading fabricator and distributor of mil-spec products and materials, Sealing Devices provides high-quality, reliable sealing solutions that meet the highest standards.

Our Trusted Suppliers

Mil-Spec Parts Require the Best Materials

At Sealing Devices, we understand Mil-Spec sealing solutions’ stringent requirements, so we only partner with the most trusted and reliable suppliers.

Explore Suppliers

What Sets Sealing Devices Apart?

Sealing Devices has the experience and expertise necessary to ensure your Mil-Spec seal and gasket solutions meet the highest performance and reliability standards.

Learn About Us

Industry Expertise: With over 60 years of experience in the sealing and gasket industry, we excel at delivering premier sealing solutions to the military.
Custom Solutions: We understand that one size does not fit all. Our team of application engineers works closely with you to develop custom military sealing solutions tailored to your specific needs. Whether it’s a unique form factor or a particular performance requirement, we have the expertise to deliver.
Quality Assurance: We are committed to quality, as evidenced by our ISO 9001:2015 and AS9100D certifications. We also use top-tier materials and rigorous testing to ensure reliable performance under tough conditions and are an ITAR-registered company. Whatever you need, our military sealing solutions offer long-term protection and peace of mind.
Customer Support: Our team of application engineers is on-site and available to assist with designing materials on the front end of projects, ensuring tailored solutions that meet your project’s requirements. Our design assistance includes material testing, in-house tool design, and more.