Case Construction Control Valve 47484297,Case Construction Control Valve 47484297,357469 | Falcon® Pipet Controller with two 0.2 µm and two 0.45 µm Filters, 2-Position Charging Stand, Universal Power Supply, Battery (Set of 3) | Corning,Case Construction Control Valve 47484297,Amazon.com: Compatible with IBM 44P2607- zSeries 890/990 Motor Drive Assembly (MDA-G) : Office Products