VALVE, CHECK

This contract is a solicitation for the procurement of 20 check valves under NSN 4820-01-121-6309 for the Department of Defense Fluid Handling Division. The delivery requirement is set for 150 days after the order is received. This is a restricted source item that requires engineering source approval by the government design control activity. The supplier must adhere to DLA packaging requirements and specific quality standards, including the removal of government identification from non-accepted supplies and strict prohibitions against the intentional addition of mercury, except in specified functional cases. Alternate offerors must provide comprehensive documentation, including all manufacturing drawings, process sheets, and source identification for critical operations. If original equipment manufacturer drawings are unavailable, an engineering analysis report detailing the development of the drawings or the reverse engineering process is required.