This is a contract for the manufacture of a butterfly valve, requiring the item to match the design from a specific CAGE code and reference number. The contractor is responsible for inspection and quality assurance, with records to be maintained for 365 days after final delivery. The location for the inspection of material and final acceptance is not specified in the provided text. The performance of work is restricted to the facility named in the contract, and any request to change the production facility must include a price reduction of $250.00 to cover administrative costs.