Object: Electronic Auction - Hiring Specialized Technical Services For The Maintenance Of Centrifugal, Horizontal And Vertical, Single-Stage And Multi-Stage Rotodynamic Pumps, Including Disassembly, Technical Inspection, Replacement Of Parts, Assembly, Dynamic Balancing, Shaft Alignment, Functional Tests And Issuance Of Technical Reports, To Be Carried Out On Ships And Naval Installations Supported By The Rio De Janeiro Naval Base (Bnrj)