HARNESS CAP SCREW(PK OF15) (P/N m1553-15) - New Surplus

The m1553-15 is a pack of 15 Champion Slick M1553 magneto harness cap screws designed to secure the ignition harness cap on Slick 4300/6300 series magnetos. These steel fasteners fasten the cap evenly to the magneto housing during ignition system service and maintenance. Installation requires torquing to 18–28 in-lb per Slick L-1363 specifications and Champion Slick instructions.

Proper fastening ensures reliable harness retention and electrical continuity in the magneto ignition system. Essential for magneto overhaul, repair, and routine maintenance on aircraft equipped with Slick magneto systems.

What is the HARNESS CAP SCREW(PK OF15) (P/N m1553-15)?

The m1553-15 is a pack of 15 Champion Slick M1553 magneto harness cap screws designed to secure the ignition harness cap on Slick 4300/6300 series magnetos. These steel fasteners fasten the cap evenly to the magneto housing during ignition system service and maintenance.

Is the m1553-15 compatible with my aircraft's avionics suite?

Avionics compatibility depends on your aircraft model and existing installation. The HARNESS CAP SCREW(PK OF15) 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 m1553-15 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 m1553-15?

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.