When it comes to the procurement of reciprocating steam engine components, Federal Supply Classes (FSCs) provide a standardized and efficient means of identifying and procuring exact items of need. As a part of the Federal Supply Classification system managed by the United States DLA, FSCs group items of supply together based on their characteristics or uses, simplifying sourcing processes for many. In this blog, we will provide a brief introduction for FSC 2820, which focuses on reciprocating steam engines and their related components.