(412) 831-6100
NRC Logo
AboutIndustriesDefense

Defense & Military Industry Solutions

National Rubber Corporation is a trusted supplier of mission-critical rubber components for the defense and military sectors. We understand the unique demands of defense applications where component failure is not an option, and every component must perform flawlessly under the most extreme conditions imaginable.

Our defense solutions are built around MIL-SPEC compliance and rigorous quality standards that ensure consistent performance, traceability, and reliability. From aircraft and ground vehicles to naval vessels and communication equipment, our rubber components provide essential sealing, protection, and vibration isolation in applications where lives and national security depend on perfect performance.

With decades of experience serving defense contractors and military programs, we maintain the highest standards of security, documentation, and quality assurance. Our facility is equipped to handle classified projects, and our team understands the importance of maintaining strict confidentiality while delivering components that meet or exceed military specifications.

Every component we produce undergoes rigorous testing and inspection to ensure it meets the stringent requirements of defense applications, including extreme temperature ranges, harsh environmental conditions, and the need for absolute reliability in critical systems.

Defense and Military Rubber Components

Our Defense Solutions

MS-35489 compliant grommets designed for wire and cable protection in military vehicles, aircraft, and equipment. Built to withstand extreme conditions and maintain secure cable management.

View Military Grommets

Custom Molded Seals & Gaskets

Precision molded seals and gaskets for engines, fuel systems, hydraulic systems, and environmental sealing. Custom formulations meet MIL-SPEC requirements for temperature, pressure, and chemical resistance.

Learn More

High-Performance O-Rings

O-rings manufactured from specialty elastomers for extreme conditions. Available in AS568 and JIS standards with materials rated for temperatures from -65°F to +500°F and pressures up to 10,000 psi.

View O-Rings

Vibration Dampeners

Custom vibration isolation components for military vehicles, aircraft, and equipment. Designed to reduce noise, vibration, and shock while maintaining structural integrity in combat conditions.

View Bumpers

Defense Applications

Aerospace & Aviation

  • Aircraft engine seals and gaskets
  • Fuel system O-rings and seals
  • Hydraulic system components
  • Cabin pressure seals
  • Helicopter rotor dampeners

Ground Vehicles

  • Tank and armored vehicle seals
  • Military truck suspension components
  • Engine compartment gaskets
  • Weapon system mounts
  • Cable protection grommets

Naval & Marine

  • Ship hatch and door seals
  • Marine engine components
  • Submarine pressure seals
  • Navigation equipment gaskets
  • Saltwater-resistant grommets

Communications & Electronics

  • Radio and radar equipment seals
  • EMI/RFI shielding gaskets
  • Environmental sealing for electronics
  • Vibration isolation mounts
  • Cable entry protection

Environmental Sealing

Defense equipment operates in some of the harshest environments on earth, from arctic conditions to desert heat, underwater applications to high-altitude operations. Our rubber components are engineered to maintain sealing integrity across extreme temperature ranges, resist chemical exposure, and provide reliable performance in contaminated environments.

  • • Temperature extremes: -65°F to +500°F (-54°C to +260°C)
  • • Chemical resistance to fuels, oils, and solvents
  • • Saltwater and corrosion resistance
  • • Sand, dust, and particulate protection
  • • Shock and vibration isolation
Request Defense Component Quote
MIL-SPEC Materials
MIL-R-83248: Synthetic rubber specification
MIL-DTL-3065: Rubber cellular sheet specification
MIL-R-6855: Oil and fuel resistant rubber
MIL-SPEC Compounds: Custom formulations for defense
AMS Standards: Aerospace material specifications
Certifications
ISO 9001:2015 Certified
MIL-SPEC Compliant Manufacturing
ITAR Registered Facility
AS9100 Aerospace Standards
Full Traceability & Documentation
Quality Assurance
• First Article Inspection (FAI)
• Statistical Process Control (SPC)
• Material Certification & Traceability
• Dimensional Inspection & Testing
• Performance Validation Testing
• Secure Chain of Custody
Contact Information
Defense Sales Team
(412) 331-1400
Email
defense@natl.com
Contact Defense Team

Defense Considerations

Defense applications often require MIL-spec materials, environmental sealing, and long service intervals. We support documentation and traceability while optimizing profiles for durability and field maintenance.

Typical parts include MIL-spec grommets, EMI/ESD solutions, and high-temp silicones for enclosures and vehicle systems.