The ESSENTRA / RICHCO part SR-2648B is a black, round snap push-in rivet made from UL94 V-2 rated nylon material. It is designed to be compatible with hole diameters ranging from 2.7mm to 2.8mm (0.106 to 0.110 inches) and panel thickness ranging from 2.7mm to 3.6mm (0.106 to 0.142 inches). The anchor length of this rivet is 4.8mm (0.189 inches), providing secure and reliable fastening in various applications.