PennEngineering® Large Knob, Spring-loaded - Types PF11MF and PF12MF - Metric PF11MF-M6-2

The PF11MF series consists of spring-loaded, flare-mounted captive panel screws with a large knob, designed for installation into panels of any hardness, with positive stop during installation via a shoulder on the retainer. The M6 variant has a thread size of M6 x 1, a minimum flared retainer height of 13.46 mm, a total installed height of 20.07 mm, and a minimum float of 0.25 mm in all directions. The screw is hardened carbon steel with zinc plating per ASTM B633, the knob and retainer are aluminum with natural finish, and the spring is 300 series stainless steel. The part supports a retainer pullout force of 890 N and requires a countersunk hole with a nominal diameter of 8.2 mm and a 90° chamfer. The part allows for cross-threading protection and is installed using a 13.49 mm punch and 12.19 mm anvil.