PennEngineering® Large Knob, Spring-loaded - Types PF11MF and PF12MF - Unified PF11MF-032-2

The PF11MF-032-2 is a spring-loaded, flare-mounted captive panel screw with a #10-32 thread, designed for installation into any panel hardness with flush mounting on the back side. It features a knurled or smooth metal cap, a hardened carbon steel screw, an aluminum retainer, and a 300 series stainless steel spring. The screw has an anti-cross-threading design, a shoulder for positive installation stop, and enables float of 0.25 mm minimum in all directions. The retainer pulls out with a minimum force of 202 lbs in cold-rolled steel, and the part requires a countersunk hole with a nominal diameter of 0.266 in. DuraBlack finish is available with suffix BL.