PennEngineering® Large Knob, Spring-loaded - Types PF11MF and PF12MF - Unified PF11MF-632-0-2

The PF11MF is a large knob, spring-loaded, flare-mounted captive panel screw designed for secure attachment of thin panels with easy service access and retention of the fastener during disassembly. It installs into panels of any hardness and offers flush mounting on the back side. The fastener includes a blue retaining ring for positive retention and is compatible with painted or stainless steel panels. It is approved for UL applications and provides corrosion resistance.