The Naval Air Warfare Center, Weapons Division at China Lake, CA intends to procure a Malvern Diffractometer Maintenance Agreement (Qty 1 lot) with options for five years on an other-than-full-and-open-competition basis, sole source to Malvern Panalytical, Inc., with competition among authorized distributors. Complete details will be available in the solicitation, which is expected to be posted on Contract Opportunities on or about November 10, 2026. Interested parties should respond to Yvonne Stockwell by email. Responsible sources must be registered in SAM, and contractors must be DLIS-certified to access Controlled Unclassified Information within Contract Opportunities. SAM registration processing may take several days, and the government cannot award to an entity without an active SAM registration.