Specialty Sealants for Aviation Use

When you need specialty sealants that are built for precision and performance, GracoRoberts has you covered. Our selection of specialty sealants are engineered for environments where failure isn’t an option. Whether you're working on aerospace components or industrial equipment, these products offer high-performance bonding and sealing on a variety of surfaces. Plus, they work in the challenging conditions of flight, maintaining a strong bond and a seal that won’t fail. At GracoRoberts you’ll find a large selection of specialty sealants that meet demanding industry requirements, including ASTM C920 sealant performance and BMS 5 63 specifications.

From pressurized cabins to exterior panel joints, there are a lot of places on your aircraft that require a rock-solid seal in order to maintain safety and performance. The right sealant helps maintain structural integrity and environmental protection. At GracoRoberts, our offerings include a wide variety of aviation sealant products that support long-term resistance to vibration, fuel, hydraulic fluids and temperature extremes so you can fly with confidence.

Whether you're sealing fuselage joints or performing line maintenance, we stock airplane sealant and aviation sealer options that deliver reliable results. For OEM applications or field repairs, our products are compatible with industry-approved systems, including ASTM C 920 and ASTM C920 silicone sealant standards.

You’ll also find aerodynamic sealant solutions for minimizing drag and improving airflow. This is vital for fuel efficiency and aircraft performance.

GracoRoberts offers top-performing sealants like LOCTITE® NS 5109 Gasket Sealant for mechanical assemblies and PPG® PR1826 B-2 A LO Quick Repair Sealant in a 100 ml SemKit for fast, aircraft-approved repairs. These sealants for aircraft ensure strong adhesion and flexibility where it counts.