MRC:
A feature of the item of supply which must be specifically recorded when the reference number covers a range of items.ZZZY
Reference Number Differentiating Characteristics:
As differentiated by actuation type, actuating element material, scale type, scale name, scale range, scale accuracy, graduation unit, scale smallest increment, scale inscription/background color, dial size, scale marking, pointer type, adjustability, pointer marking, scale name for which pointer is designed, case material, case surface treatment, diameter, depth, bezel type, material, surface treatment, protective crystal material, connection quantity, connection type, connection location, connection size, mounting method, bolt circle diameter, mounting hole quantity, and mounting hole diameter
