PennEngineering® Large Knob, Spring-loaded - PEM C.A.P.S. - Metric PF11PM-M4-1-M

PF11PM captive panel screws are spring-loaded, flare-mounted fasteners with a PC/ABS knob (UL 94V-0, halogen-free) and a hardened carbon steel screw and retainer, designed for installation into sheet materials with a hardness of HRB 80 or less or HB 150 or less. The M4 x 0.7 metric thread variant has a total installed height of 13.06 mm, a minimum panel thickness of 0.92 mm, and a maximum panel thickness of 3.05 mm. The screw features a Phillips drive, a zinc-plated finish, and a natural finish spring and clip. The knob is black by default, with custom colors available on special order. Dimples on the head indicate metric threading, and the retainer allows for a minimum float of 0.25 mm in all directions.