PennEngineering® Large Knob, Spring-loaded - Types PF11MF and PF12MF - Metric PF12MF-M5-0-2

PF12MF series captive panel screws are spring-loaded, flare-mounted fasteners with a knurled knob, designed for secure attachment and easy access in thin metal panels. The screw shaft is hardened carbon steel with zinc plating per ASTM B633, the knob and retainer are aluminum, and the spring is 300 series stainless steel. The part installs into a minimum 0.072 inch (1.83 mm) thick sheet with a maximum hole size of 0.323 inch (8.2 mm) for M5 x 0.8 threading and provides a minimum float of 0.010 inch (0.25 mm) in all directions. Driver size is #2. The finish is natural on the knob and retainer, with a colorless, zinc-plated screw.