Classification construction and building servicesplumbing servicesplumbing part Description A pack containing three cap and spring component parts for a water meter counter. Measurements given are for one cap only. See AIBDC : 006127 for an assembled meter counter. Designers & Manufacturers Designer (Person) Unknown Manufacturer Unknown Object number AIBDC : 009040.6SA Date 2000 - 2009 (circa) Country Unknown Method unknown Material plastic cap unidentified metal spring Dimensions Depth 2mm Diameter 5mm Colour black cap silver spring