PennEngineering® Large Knob, Spring-loaded - Types PF11MW and PF12MW - Unified PF11MW-832-1-2

The PF11MW series are spring-loaded, flare-mounted, floating captive panel screws designed to compensate for mating hole misalignment and install into any panel hardness, including stainless steel and thin circuit boards. The assembly features a large knob and is suitable for applications requiring repeated access without loose hardware. Tested performance data for the M3 through M6 thread sizes show retainer pullout forces ranging from 499 N to 945 N in 1.52 mm cold-rolled steel, with swaging forces from 1557 N to 4003 N. The part includes a blue retaining ring and is identifiable by the PEM C.A.P.S. dot pattern marking.