PF11PM is a spring-loaded, plastic captive panel screw with a Phillips drive and a flare-mounted retainer, designed for use in sheet materials with a hardness of HRB 80 or less or HB 150 or less. The knob is made of PC/ABS (UL 94V-0, halogen-free), with a hardened carbon steel screw and spring, and a 300 series stainless steel retainer and clip. The M4 version has a thread pitch of 0.7 mm, an installed height of 7.92 mm, a body diameter of 7.37 mm, and a maximum supported sheet thickness of 3.05 mm. The minimum hole size in the sheet is 5.84 mm, and the minimum distance from the hole centerline to the sheet edge is 8.38 mm. The standard color is black, and the screw has an external metric thread per ASME B1.13M, 6g. The retainer provides a float of 0.25 mm minimum in all directions.
| PennEngineering® | |
|---|---|
| Product Category | Captive Fasteners |
| Product Number | PF11PM-M4-2-M |
| Product Name | Large Knob, Spring-loaded - PEM C.A.P.S. - Metric |
| Captive Fastener Class / Type | Captive Screws |
| Metric Thread Notation | Metric |
| Hole Size | 0.3118 inch (7.92 mm) |
| Head Type | Other; knob |
