PennEngineering® Large Knob, Spring-loaded - Types PF11MW and PF12MW - Metric PF12MW-M3-5-1-1-BL-2

PF12MW captive panel screws are spring-loaded, flare-mounted, floating fasteners with a knurled knob, designed for applications where lateral misalignment compensation is needed. They feature an M3 x 0.5 metric thread, hardened carbon steel screw body, aluminum knob and retainer, and a 300 series stainless steel spring. The part includes a DuraBlack™ finish, as indicated by the 'BL' suffix, and installs with a 1.6 mm nominal sheet thickness. Installed height above the sheet is 3.23 mm, with a total length of 11.43 mm. The assembly includes a mating washer and accommodates panel thicknesses between 0.64 mm and 2.82 mm. It is designed for repeated access and retains all components without loose hardware.