PennEngineering® Large Knob, Spring-loaded - Types PF11MF and PF12MF - Metric PF12MF-M6-0-2

PF12MF-M6-0-2 is a spring-loaded, flare-mounted captive panel screw with a large knob for M6×1 thread, designed for secure, tool-free access in thin metal panels. It features a hardened carbon steel screw, aluminum knob and retainer, and a 300 series stainless steel spring. The screw installs into a minimum 0.230 in (5.84 mm) thick sheet with a countersunk hole size up to 0.266 in (6.76 mm), providing a flush finish on the back side. The part includes a shoulder for positive installation stop and allows a minimum 0.25 mm float in all directions. The screw shaft is zinc plated per ASTM B633, SC1, and the knob has a natural finish. The part accepts a #3 Phillips driver.