The Department of the Navy Naval Supply Systems Command awarded a $612,150 firm fixed price purchase order to Northrop Grumman Systems Corporation Marine Systems Division for the delivery of three STEM SUBASSEMBLY units. The solicitation sought offers for the sole source procurement of the national stock numbered part from the approved manufacturer, Northrop Grumman Systems Corp. The contract has a period of performance from December 2019 through May 2021 for delivery of the subassemblies to the place of performance in Sunnyvale, California. This total small business set-aside opportunity was for a component that supports Navy vessel systems, with Northrop Grumman as the incumbent and approved source for the proprietary part.