THREADED CAPLUG (P/N pd-65) - New Surplus

The PD-65 is a threaded plastic caplug designed to seal 37° JIC flared hydraulic fittings. It features 5/8-18 UNF threads for finger-tight installation and removal without tools. Used to protect and cap open hydraulic lines during maintenance, service, and storage to prevent fluid contamination and oxidation.

Selection is based on fitting size and thread specification per SAE J514. Installation and removal procedures follow the applicable aircraft maintenance manual for the system being serviced.

What is the THREADED CAPLUG (P/N pd-65)?

The PD-65 is a threaded plastic caplug designed to seal 37° JIC flared hydraulic fittings. It features 5/8-18 UNF threads for finger-tight installation and removal without tools.

Is the pd-65 compatible with my aircraft's avionics suite?

Avionics compatibility depends on your aircraft model and existing installation. The THREADED CAPLUG 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 pd-65 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 pd-65?

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.