Propulsor Duct Machining

The Naval Surface Warfare Center, Carderock Division (NSWCCD), under the Department of the Navy Naval Sea Systems Command, is soliciting propulsor duct machining services for United States Navy submarine propulsors through solicitation N0016725R0005. The Advanced Propulsor Management Office (APMO) seeks a contractor to perform machining, welding, and assembly services on propulsor ducts for both Virginia Class and Columbia Class submarines, with Government Furnished Material (GFM) castings expected to arrive on February 27, 2026 (Virginia Class) and April 27, 2026 (Columbia Class). The contract will employ a hybrid pricing structure combining Cost-Plus-Fixed-Fee (CPFF) and Firm-Fixed-Price (FFP) mechanisms, with a $1 million ceiling established for casting repairs under the cost-type line items. Key contract requirements include compliance with military standards (MIL-STD-278F, 1688, 1689, and 2073-1E), submission of classified and unclassified technical documentation, adherence to Arms Export Control Act restrictions, and participation in weekly status meetings with the Contracting Officer's Representative. The proposal due date is May 7, 2026, with the solicitation having been posted on September 22, 2025; prospective offerors may request classified drawings via email to sam.a.keith.civ@us.navy.mil and jonathan.s.mauro.civ@us.navy.mil, with all proposals submitted as unclassified documents.

This solicitation contains no set-aside designations and does not identify any incumbent contractors. The Government Furnished Material consists of castings weighing approximately 60,000 to 70,000 pounds for Columbia Class Aft applications, with approximately 0.125 inches of excess material on all surfaces and additional excess around flange areas; vendors must provide their own machining fixtures and tooling while the government furnishes work instructions, procedures, and handling guidance. The contractor will be required to submit multiple deliverables outlined in Contract Data Requirements Lists (CDRLs), including a VCS Manufacturing Plan (A001), Inspection and Test Plan (A002), Packaging and Preservation Plan (A003), Welding Procedures (A004), Welding Procedure Qualification Test Report (A005), Conference Agenda (A006), Conference Minutes (A007), Weekly Status Reports (A008), Project Planning Charts (A009), VACCS Variance Requests (A010), and Data Certification Reports (A011), with specific submission frequencies and deadlines established for each. Performance will occur at the contractor's facility, with castings provided by the government and weekly teleconference coordination required with government personnel at NSWCCD; the contract timeline extends from award through delivery of all machined propulsor ducts, with initial material availability in late February 2026 enabling prompt work commencement.