PennEngineering® Large Knob, Spring-loaded - Types PF11MW and PF12MW - Unified PF12MW-0420-1-1-BL

PF12MW-0420-1-1-BL is a spring-loaded, flare-mounted, floating captive panel screw with a knurled knob, designed for applications requiring misalignment compensation and installation into thin sheets. It features an external 1/4-20 thread, a hardened carbon steel screw, aluminum knob and retainer, and a 300 series stainless steel spring. The DuraBlack™ finish is indicated by the 'BL' suffix. The screw has a total installed length of 0.468 inch, with a maximum sheet thickness of 0.063 inch and a floating range of 0.003 inch. It includes a mating washer and is installed using a #3 driver. The part is part of the PF11MW/PF12MW series, which is rated for use in painted and stainless steel panels and meets ASME B1.1 and ASME B1.13M thread standards.