R&B Electronics is a manufacturer that specializes in electro-mechanical assemblies such as electric grounding assemblies, connector accessories, diode assemblies, resistor assemblies, grounding jumpers, flexible bus bars, and terminal links used in the aerospace industry for both commercial and industrial use. They typically manufacture such items as aircraft piston engine bushings, valve seats, pins, shafts, retainers, and rollers for PMA approved spare/repair part suppliers.