The Department of Defense, through the Naval Research Laboratory, intends to award a sole source purchase order for a FASTHALL Measurement System to Lakeshore Cryotronics. This procurement is necessary to fulfill specific agency requirements that can only be met by this vendor, as no other supplies or services will suffice. The FASTHALL Measurement System is critical for laboratory applications, falling under the category of laboratory equipment and supplies. Interested parties have 15 calendar days from the publication of this notice to express their interest and capability, with inquiries directed to Richard Key at richard.a.key2.civ@us.navy.mil. The procurement will utilize Simplified Acquisition Procedures, with a threshold not exceeding $250,000.