PLUG DRAIN (P/N cf99-44) - New Surplus

The cf99-44 is a drain plug for aircraft electrical connector backshells and junction boxes. This steel component seals drain or vent openings during maintenance and service operations, preventing moisture and contaminant ingress into connector assemblies. Installed per SAE AS85049 connector accessory standards and applicable wiring maintenance instructions for the specific connector series.

Torque specifications vary by connector type—consult aircraft maintenance documentation for proper installation procedures. Used in circular connector systems across general and commercial aviation to protect electrical interfaces during ground operations and storage.

What is the PLUG DRAIN (P/N cf99-44)?

The cf99-44 is a drain plug for aircraft electrical connector backshells and junction boxes. This steel component seals drain or vent openings during maintenance and service operations, preventing moisture and contaminant ingress into connector assemblies.

Is the cf99-44 compatible with my aircraft's avionics suite?

Avionics compatibility depends on your aircraft model and existing installation. The PLUG DRAIN 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 cf99-44 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 cf99-44?

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.