PennEngineering® Large Knob, Spring-loaded - Types PF11M and PF12M - Metric PF12M-M3-5-0-BL-2

The PF12M series consists of large knob, spring-loaded, self-clinching captive panel screws designed for secure attachment and easy service access in thin metal panels. The part features a flush-mounted knurled knob and is intended for applications requiring repeated access without loose hardware. It installs into standard M3 threaded holes and is compatible with painted panels and stainless steel. The series includes variants with black-painted metal caps and offers resistance to corrosion. All variants in the PF12M series share the same fundamental design, including spring-loaded actuation and positive retention.