4P3 (Camloc Fastener Pliers / Retaining Ring Installation Pliers)

The 4P3 is a specialized hand tool designed specifically for installing and removing quick-release Camloc quarter-turn fasteners and grommets on aircraft cowling, access panels, and fairings.

​Key features and specifications:

​Compatibility: Designed for use with Camloc 2600, 2700, and 4002 series stud assemblies.

​Function: Compresses the stud retention spring, allowing quick insertion, snap-ring retention, or removal of the stud assembly without damaging the fastener or outer airframe panel skin.

​Construction: Heavy-duty steel jaws with a black-oxide protective coating to resist corrosion during flight-line and shop use.