PennEngineering® Large knob, spring-loaded Types PF11 and PF12 - Unified PF11-0420-1

The PF11 series consists of large knob, spring-loaded captive panel screws designed for secure attachment of thin metal panels with easy service access. These screws feature a spring-loaded mechanism to maintain tension and prevent loosening, and are available in self-clinching, flare-mounted, and floating mounting configurations. The series includes variants compatible with stainless steel panels and offers options for black or custom-colored caps. All members of the PF11 series include a shoulder on the retainer to provide a positive stop during installation, and are marked with the PEM® identifier for authenticity.