This is a sources sought notice for an Indefinite Delivery Contract to manufacture a specific gate valve (NSN 4820-01-550-2949). The government lacks unrestricted technical data, so it intends to solicit only from approved sources. Interested qualified businesses are invited to complete the attached market survey and submit their company information to the contract specialist. Drawings and specifications are accessible through the TDMT link by querying the reference MR015502949. This notice is for market research only, not a solicitation, and the government will not reimburse any response costs.