PennEngineering® Captive Panel Screw-Tool only, Non Flush, Spring-loaded PFC4 - Metric PFC4-M4-50

PFC4™ captive panel screws provide a tool-only, captive screw solution for stainless steel sheets as thin as 0.025 in / 0.64 mm, with a shoulder and blue plastic retaining ring for positive stop during installation. Designed for metric threads, the PFC4-M4 variant features a 4 mm thread size and accommodates screw lengths up to 50 mm, installing into sheets with hardness HRB 88 or less. The screw head includes dimples for identification and meets UL 1950 service area access requirements.