The Department of the Navy Naval Supply Systems Command awarded a firm-fixed price purchase order valued at $10.4 million to Northrop Grumman Systems Corporation for inertial measuring units. The contract runs from December 2020 through November 2023. Northrop Grumman will deliver 24 inertial measuring units, part number 4300859, to be used in inertial navigation systems aboard various Navy vessels. The original solicitation sought the proprietary units from Northrop Grumman as the sole manufacturer in possession of the technical data package. There is no set-aside designation for this requirement from the Defense Logistics Agency Land and Maritime to procure the units for Navy navigation needs over the three-year period of performance at Northrop Grumman's Charlottesville, Virginia facility.