PennEngineering® Large Knob, Spring-loaded - Types PF11M and PF12M - Metric PF11M-M3-5-2-BL

The PF11M series consists of large knob, spring-loaded, self-clinching captive panel screws designed for secure mounting in thin metal panels with subsequent access requirements. These fasteners feature a shoulder on the retainer to provide a positive stop during installation and are compatible with M3 threading. The series supports installation in painted panels and stainless steel, with options for black-colored caps. All variants in the series include a spring-loaded mechanism to maintain tension and prevent loose hardware.