PennEngineering® Screw Head, Spring-loaded - Metric PFS2-M3-40-BN

PFS2 series spring-loaded captive panel screws feature an external metric thread with ASME B1.1, 2A / ASME B1.13M, 6g specifications, a 300 series stainless steel screw and spring, and a nylon retaining ring with a 200°F (93°C) temperature limit. The assembly remains captive for tool or hand operation, designed for installation in sheet materials with hardness ≤ HRB 80 or ≤ HB 150. A DuraBlack finish is available as an option. The minimum hole size for M3 thread is 1.53 mm, with a maximum sheet thickness of 0.64 mm and a minimum distance from hole center to edge of 6.35 mm.