Special Notice: DEPT OF DEFENSE is seeking to procure aircraft hydraulic, vacuum, and de-icing system components. The specific item being procured is a hydraulic servovalve with part number 70456 (NSN: 1650-01-308-5493LE). This component is typically used in aircraft systems to control the flow of hydraulic fluid. The procurement is being conducted by the DEPT OF THE AIR FORCE, specifically the AFNWC PZBB office.