PennEngineering® Large Knob, Spring-loaded - Types PF11MF and PF12MF - Metric PF11MF-M5-0-2

The PF11MF series comprises large knob, spring-loaded, flare-mounted captive panel screws designed for secure fastening with easy service access and no loose hardware. These screws install flush on the back side of the panel and are suitable for use with painted or stainless steel panels. They support multiple panel thicknesses and accommodate threading misalignment. The series includes variants with spring-loaded operation and integrated retaining features for enhanced reliability, and all meet PEM® quality standards as identified by registered markings. Installation requires no high force and is compatible with any panel hardness.