The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support MECH, is seeking contractors for the repair and modification of rotary pumps, classified under the PSC code 4320 for power and hand pumps. This procurement is set aside for small businesses, emphasizing the government's commitment to supporting small enterprises in fulfilling defense-related needs. The rotary pumps play a crucial role in various military applications, ensuring operational efficiency and reliability in equipment. Interested parties should reach out to Leigh E. Catchings at (717) 605-2864 or via email at Leigh.Catchings@navy.mil for further details regarding this presolicitation opportunity.