DLA Weapons Support is considering a firm-fixed-price procurement for a solenoid valve under NSN 4810-01-158-5595. The government does not possess complete technical data, so only approved sources will be solicited under 10 U.S.C. 2304(c)(1). This is a sources sought notice for market research purposes only, not a solicitation for proposals. Interested businesses are asked to complete and return the attached questionnaire to express interest. The applicable NAICS code is 332911 with a business size standard of 750 employees.