PennEngineering® Large knob, spring-loaded Types PF11 and PF12 - Unified PF11-440-2--FAS

The PF11 series consists of large knob, spring-loaded, self-clinching captive panel screws designed for secure attachment of thin metal panels with repeated access. The screws feature a shoulder that provides a positive installation stop and are intended for use in applications requiring elimination of loose hardware. The series is available with various mounting styles, including self-clinching, flare-mounted, and floating, and accommodates different cap finishes such as knurled, unknurled, black metal, or custom-color plastic. Mounting is compatible with minimum sheet thicknesses of 0.042 inch (1.07 mm) for most variants. All variants in the PF11 series include a spring-loaded mechanism for easy panel removal and reinstallation.