Federal Signal K8422B428A Gasket, Surface

Maintain reliable, high-visibility emergency signaling with the Federal Signal K8422B428A surface gasket — a purpose-built replacement for Security Strobe Light Dome Assemblies. Designed to deliver a weather-tight seal for strobe lights, this transparent gasket preserves optimal light output and prevents moisture, dust, and debris from degrading performance. As an OEM component from Federal Signal, the gasket is compatible with Starfire strobe warning lights (models 131ST and 131DST) and carries manufacturer part number K8422B428A, ensuring a precise fit and straightforward installation.

Ideal for security, surveillance, and monitoring applications, the gasket helps extend the life of your strobe dome while maintaining clear visibility for emergency responders and personnel. Its transparent construction supports unobstructed light transmission, and US manufacturing provides consistent quality for fleet and field maintenance programs. Replace worn or damaged seals quickly to reduce downtime and preserve system integrity. Contact us to order the Federal Signal surface gasket and keep your strobe lighting systems performing at peak reliability.

• Ensures consistent high-visibility strobe performance by protecting the dome from moisture and contaminants
• Transparent design maximizes light transmission for effective emergency signaling and surveillance visibility
• Direct OEM fit for Federal Signal Starfire models 131ST and 131DST, simplifying maintenance and reducing downtime
• Durable, US-made gasket (MPN K8422B428A) built to withstand harsh environments and frequent use
• Quick replacement part that helps maintain compliance and reliability in security, monitoring, and emergency lighting systems