Parts for plain paper photocopiers, plain paper facsimile machines and non-impact printers, namely, photoreceptive drums, blades, fuser rollers, pressure rollers, lamps, motor bearings, belts, brushes, bushings, corona wires, filters, gears, picker fingers, rollers, springs, and toner and developer section seals, fusing belts, fuser assemblies, fixing assemblies and imaging unit cartridges