The Department of Defense, specifically the Department of the Navy, is seeking qualified sources for the repair and modification of gyroscopes, specifically the NSN 7H-6615-011594340, under a presolicitation notice. The procurement involves a quantity of 393 units, which must be acquired from or repaired by sources specified on source control or selected item drawings, as suitable technical data or manufacturing knowledge is not available for alternative sourcing. These gyroscopes are critical components used in automatic pilot mechanisms and airborne gyro systems, underscoring their importance in military operations. Interested parties should contact Genevieve E. Miller at (717) 605-6457 or via email at GENEVIEVE.E.MILLER2.CIV@US.NAVY.MIL for further details, and must include their CAGE code in solicitation requests.