PennEngineering® Captive Panel Screw-Tool only, Non Flush, Spring-loaded PFC4 - Metric PFC4-M4-72

PFC4™ captive panel screws provide a tool-only, captive screw solution for stainless steel sheets as thin as 0.025 in. (0.64 mm) and HRB 88 / HB 183 or less. The screw features a shoulder for positive stop during installation, a blue plastic retaining ring for retention, and a dimpled head designating metric threads. This variant, PFC4-M4-72, has a 72 mm screw length, a 1.53 mm shank diameter, and installs in a 7.9 mm hole with a minimum distance to edge of 8.63 mm. The Phillips driver size is #2. All dimensions and specifications comply with the PFC4 series design for tool-only access meeting UL 1950 and EC Machinery Directive requirements.