Electronics Division
Since 1947, APM Corp. has specialized in the design & manu-facture of molded elastomeric rubber seals for environmental protection of electrical controls (toggle switches, pushbutton switches, rotary switches, potentiometers & encoders, & rocker switches) for industrial, marine, medical, consumer, & military applications. Most seals, including self-sealing & self-locking panel fasteners, are UL & CSA-Recognized & designed to meet military specifications.

Self-Sealing Fasteners and Washers Division
APM Fastener Division was founded with the mission of providing high-pressure sealing solutions for industry and the military. APM immediately began to develop and patent a wide variety of self-sealing fastening products; self-sealing screws, self-sealing & self-locking bolts, self-sealing rivets, self-sealing locking nuts, and air and water-tight self-sealing washers. Each share a common characteristic of one-piece design with the ability to be reused multiple times.