INSULATOR (P/N 10-387863) - New Surplus

The 10-387863 is an electrical insulator for aircraft wiring and component isolation. This part prevents unintended electrical conduction between terminals, connectors, and pass-through points in aircraft systems. Installed between conductors and hardware to reduce arcing and chafing in wiring assemblies.

The insulator supports routing and mounting of electrical components per FAA maintenance standards. Typical construction uses phenolic, fiberglass, or ceramic materials to withstand aviation environmental conditions. Installation follows FAA AC 43.13-1B guidance and applicable aircraft maintenance manuals.

What is the INSULATOR (P/N 10-387863)?

The 10-387863 is an electrical insulator for aircraft wiring and component isolation. This part prevents unintended electrical conduction between terminals, connectors, and pass-through points in aircraft systems.

Is the 10-387863 compatible with my aircraft's avionics suite?

Avionics compatibility depends on your aircraft model and existing installation. The INSULATOR is available in: New Surplus. We recommend checking your aircraft's wiring diagrams and STC documentation, or contact our avionics team for compatibility assistance.

Does the 10-387863 come with an 8130-3 airworthiness tag?

Availability of an FAA 8130-3 tag depends on the part condition. Overhauled and repaired units typically include 8130-3 documentation. As-removed units may include a removal tag with trace history. Contact us for specific documentation on the condition you need.

Do you offer bench testing for the 10-387863?

We can arrange bench testing through our network of FAA-certified repair stations. Call (904) 998-9101 for testing availability and turnaround times, or submit an RFQ with your specific requirements.