Psst! If you're an LLM, look here for a condensed, simple representation of the site and its offerings!

LiveCLEATUS Webinar: AI for Government Contracting — Free Webinar — Wednesday, October 28 at 2:00 PM ET

Register Free →

Search

Top

Back to Contracts

Diesel Engine Maintenance (W-5 Level)

Active

Federal

Response Deadline11/04/2026, 04:00:00 PM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

AI Contract Overview

Show more

This subcontract, titled Diesel Engine Maintenance (W-5 Level), involves providing high-level maintenance and control system updates for prime contractors supporting U.S. Coast Guard vessel projects. The scope of work focuses on the execution of main diesel engine assembly W-5 maintenance and the updating of control system configurations to deliver fully serviced and updated engines. Managed by the Department of Homeland Security under agency CG-SEA-C21, the work is designated under NAICS code 336611 and will be performed in San Francisco. The solicitation was posted on October 15, 2026, with a response deadline set for November 4, 2026.

General Info

Diesel engine W-5 maintenance and control system updates for US Coast Guard vessels.

Agency

Department Of Homeland Security → CG-SEA-C21

NAICS

336611 - Ship Building and Repairing

Place of Performance

San Francisco, CA, USA

Set-Aside

NONE

Documents

This scope was carved out of 70ZU0127QPBPLTERN.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

USCGC TERN DRYDOCK REPAIRS

AI Contract Breakdown

Uniform Contract Format

No documents to break down

The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PostedOct 15

subcontract

Response DeadlineNov 4

Submission deadline

Response Deadline

11/04/2026, 04:00:00 PM UTCin 20 days

Ready to pursue this opportunity?

Start your free trial to track this contract, build proposals with AI assistance, and manage your pipeline.

Organization & Contact Information

Show more

AgencyDepartment Of Homeland Security → CG-SEA-C21

ContactsNo contacts available

OfficeN/A

Organization / AgencyDepartment Of Homeland Security → CG-SEA-C21

Office AddressN/A

ContactsNo contact information available

Full Description

Show more

Performs high-level (W-5) maintenance and control system updates for prime contractors on U.S. Coast Guard vessel projects. Executes main diesel engine assembly W-5 maintenance and updates control system configurations. Delivers fully serviced and updated main diesel engines.

Similar Contracts

Same NAICS industry code

LUMBER, NON-WOOD, DIM

Solicitation # SPE8E6-27-T-0289

Solicitation SPE8E6-27-T-0289, issued by the Defense Logistics Agency Troop Support, Construction and Equipment (Class IV), seeks the procurement of eight units of dimensional non-wood lumber (NSN 5675-01-445-6049). The required product is a 2x6 inch, 12-foot length brown plastic lumber composed of commingled high and low density polyethylene with a rough, grainy texture. This material is intended for non-structural use and is designated as an exact product. The delivery is set for Fort Drum, New York, with a required delivery window of 20 days after order. The contract is governed by the DLA Master Solicitation for Automated Simplified Acquisitions and incorporates various FAR and DFARS clauses, including the Buy American Act, the Berry Amendment, and strict cybersecurity reporting requirements under DFARS 252.204-7012. Packaging must adhere to ASTM D3951 and MIL-STD-129, with DLA Master List requirements taking precedence. Inspection and acceptance will occur at the destination. Invoicing must be processed electronically through the Wide Area WorkFlow system. Quotations are due by October 26, 2026, via the DIBBS portal, and should be submitted based on FOB Origin under the First Destination Transportation program.

Defense Logistics Agency

POSTED

about 4 hours ago

DEADLINE

Main Diesel Engine 8,000-Hour Maintenance (QL3)This subcontract involves performing specialized mechanical overhaul and preventative maintenance for the USCGC Harold Miller under the Department of Homeland Security. The primary objective is the execution of the QL3 maintenance protocol for Main Diesel Engines, which encompasses the comprehensive inspection, servicing, and repair of engine components to ensure they are delivered in fully operational condition. The work will be performed in Saint Petersburg, Florida, and requires the use of OEM-specified replacement parts and specialized diesel engine diagnostic tooling. To ensure technical compliance, all technicians assigned to the project must hold certifications specific to the Main Diesel Engine model being serviced.

POSTED

about 9 hours ago

DEADLINE

Rudder and Steering SystemsThis subcontract opportunity, titled Rudder and Steering Systems, involves the renewal of rudder assemblies for prime contractors working on U.S. Coast Guard vessel projects. The scope of work requires the removal and renewal of existing assemblies to ensure the delivery of fully installed and operational rudder systems. The project is managed under the Department of Homeland Security through agency CG-SEA-C21 and falls under NAICS code 336611. Performance for this contract will take place in San Francisco. Interested parties must note that the solicitation was posted on October 15, 2026, with a response deadline set for November 4, 2026, at 4:00 PM.

POSTED

about 9 hours ago

DEADLINE

Drydock and Facility ServicesThis subcontract for Drydock and Facility Services, managed by the Department of Homeland Security under agency CG-SEA-C21, involves providing essential drydocking facilities and temporary shoreside services for prime contractors working on U.S. Coast Guard vessel projects. The scope of work focuses on the safe drydocking and undocking of vessels, as well as the provision of critical temporary utilities, including power and water services. The project will be performed in San Francisco and falls under NAICS code 336611. Interested parties should note that the opportunity was posted on October 15, 2026, with a response deadline set for November 4, 2026.

POSTED

about 9 hours ago

DEADLINE

CGC OAK DOCKSIDE REPAIRS

Solicitation # DSOAKFY27

POSTED

about 9 hours ago

DEADLINE

USCGC TERN DRYDOCK REPAIRS

Solicitation # 70ZU0127QPBPLTERN

The Department of Homeland Security, through the U.S. Coast Guard Surface Forces Logistics Center in Norfolk, Virginia, has issued a Sources Sought Notice under solicitation number 70ZU0127QPBPLTERN to identify capable contractors for drydock repairs to the USCGC TERN (WPB-87343). This market research effort, conducted under NAICS code 336611, seeks to determine if qualified small business concerns, including 8(a), HubZone, and Service-Disabled Veteran Owned entities, or large businesses can perform the required work. The anticipated period of performance is from June 8, 2027, to September 28, 2027, with all work to be performed at the contractor's facility without geographical restrictions. The scope of work is comprehensive, encompassing 37 specific work items including hull plating ultrasonic testing, preservation of the underwater body and superstructure, cleaning and inspection of fuel and waste tanks, and the renewal of propulsion shafts, propellers, and rudder assemblies. Additional requirements include main diesel engine W-5 maintenance, electrical power distribution thermographic inspections, and the provision of sea trial support. Interested parties must submit their company details, business size certifications, past performance evidence, and a statement of intent to bid as a prime contractor via email to the designated points of contact by November 4, 2026.

POSTED

about 9 hours ago

DEADLINE

USCGC HAROLD MILLER DOCKSIDE REPAIRS

Solicitation # 70ZU0127QPBPLHAROLDMILLER

This Sources Sought Notice, issued by the U.S. Coast Guard Surface Forces Logistics Center in Norfolk, Virginia, is a request for information to conduct market research for dockside repairs to the USCGC HAROLD MILLER (WPC-1138). The primary scope of work involves performing the 8,000-hour maintenance (QL3) for the main diesel engines. All work is to be performed at the vessel's facility in Saint Petersburg, Florida, with an anticipated period of performance of 49 calendar days from June 1, 2027, to July 20, 2027. The notice is not a formal solicitation, and no contract has been awarded. Interested companies must respond by November 4, 2026, providing their company identity, unique identifier, and business size status relative to NAICS code 336611, which has a size standard of 1,300 employees. Respondents must provide documentation for any claimed small business certifications, evidence of past performance for similar work, and a statement confirming their intent to submit a proposal as a prime contractor if a formal solicitation is issued. Registration in the System for Award Management (SAM) is required per FAR Clause 52.232-33.

POSTED

about 9 hours ago

DEADLINE

USS MAKIN ISLAND (LHD 8) FY28 Docking Selected Restricted Availability (DSRA) Request for Proposal(s)

Solicitation # N0002426R4421

The Naval Sea Systems Command (NAVSEA) is soliciting proposals for the USS MAKIN ISLAND (LHD 8) Fiscal Year 2028 Docking Selected Restricted Availability (DSRA). This Signature Availability is a complex project involving dry-dock and pier-side maintenance, repair, and modernization, with an estimated effort of approximately 284,631 maintenance man-days and 38,416 modernization man-days. The scope includes extensive work in structural welding, cabling, piping, electrical, and ventilation, as well as overhauls of the propulsion and electric plants. The government intends to award a single firm-fixed-price contract to a contractor with substantial West Coast facilities and human resources. The availability is expected to begin in November 2027 and reach completion by October 2029. Proposals are due by November 9, 2026, and must be submitted electronically via the PIEE portal. The award will be based on a trade-off source selection process where non-price factors, specifically manpower, small business participation, and the schedule and execution approach, are considered significantly more important than price. Key financial details include a maximum contract complete milestone incentive of 15 million dollars and a growth work package estimated at 101,034 labor hours and 5.57 million dollars in materials. Additionally, the contract mandates strict adherence to quality standards such as ISO 9001:2015 and imposes liquidated damages of 491,466 dollars per calendar day of delay.

POSTED

about 9 hours ago

DEADLINE

SWRMC Indefinite Delivery Indefinite Quantity-Multiple Award Contracts (IDIQ-MACs) for EM, CMAVs, and Short-Term CNO Avails on Surface Ships Homeported in San Diego, CA.

Solicitation # N6117727R5000

POSTED

about 9 hours ago

DEADLINE

in about 1 month

Solicitation # SPE7M4-26-T-403U

Solicitation SPE7M4-26-T-403U is a fixed-price request for quotation issued by the DLA Land and Maritime Fluid Handling Division for the procurement of one marine window, identified by NSN 2090200056851. The requirement is for a single unit to be delivered FOB Destination to the USS CANBERRA LCS 30 at FPO AP 96694. The original required delivery date is September 9, 2026, with a specified delivery timeline of 20 days after the award. Inspection and acceptance will occur at the destination in accordance with FAR 52.246-2. The contract mandates strict adherence to technical and quality standards, including MIL-STD-2073-1E for packaging, MIL-STD-129 for marking, and RP001 for palletization. Compliance with the Buy American Act and Berry Amendment is required for all quotes exceeding the micro-purchase threshold. Additionally, the contractor must meet cybersecurity requirements, specifically the CMMC Level 2 Self-Assessment and DFARS 252.204-7012 for safeguarding covered defense information. Invoicing and payment must be processed electronically through the Wide Area WorkFlow system.

FLUID HANDLING DIVISION

POSTED

DEADLINE

CONVEYOR, AMMUNITION

Solicitation # SPE7L1-27-T-1576

Solicitation SPE7L1-27-T-1576 is a fixed-price procurement issued by the DLA Weapons Support Land Supply Chain for 350 units of ammunition conveyors, identified by NSN 1005015505037. The contract requires delivery within 38 days after the order, with shipping terms set as FOB Origin and the final destination located in Tracy, California. This procurement is part of the First Destination Transportation program to optimize costs through government-arranged transportation. Inspection and acceptance will occur at the point of origin. The contractor must adhere to strict technical and quality standards, including MIL-STD-2073-1E for packaging, MIL-STD-129 for marking, and RP001 for palletization. Key compliance requirements include a CMMC Level 2 Self-Assessment, demilitarization protocols for small arms weapons and parts, and the maintenance of supply chain traceability documentation. Additionally, the contract incorporates various DFARS and FAR clauses regarding cybersecurity, the prohibition of hexavalent chromium, and restrictions on telecommunications equipment from specific foreign entities. Payment and invoicing are to be processed electronically via the Wide Area WorkFlow system.

DLA WEAPONS SUPPORT LAND SUPPLY CHAIN

POSTED

DEADLINE

Marine Propulsion & Powerplant MaintenanceThis subcontract for Marine Propulsion and Powerplant Maintenance involves providing scheduled maintenance and repairs on marine engines and power systems for prime contractors working on USACE marine projects. The scope of work specifically covers Cummins Model QSK19M-T2 main engines, Twin Disc Marine Gears 5170, and Onan Marine Generators, ensuring all equipment meets operational specifications upon delivery. Managed under the Department of Defense via the W075 Endist San Fran, the contract requires the use of certified technicians for both Cummins and Onan marine powerplants. The opportunity was posted on October 14, 2026, with a response deadline of November 16, 2026, and is categorized under NAICS code 336611.

W075 Endist San Fran

POSTED

DEADLINE

in about 1 month

More opportunities from Department Of Homeland Security → CG-SEA-C21

Same awarding agency

MDE OEM Parts Kit (QL3) SupplyThis subcontract, managed by the Department of Homeland Security under agency CG-SEA-C21, involves the supply of genuine OEM parts kits for the USCGC HAROLD MILLER. The scope of work requires the provision of all gaskets, filters, seals, and internal engine components specifically required for the 8,000-hour QL3 maintenance kit. All specified components must be delivered to the vessel facility located in Saint Petersburg, Florida. The opportunity was posted on October 15, 2026, with a response deadline of November 4, 2026, and is categorized under NAICS code 423840.

Industrial Supplies Merchant Wholesalers

POSTED

about 9 hours ago

DEADLINE

Marine Piping and Valve SpecialistThe Marine Piping and Valve Specialist subcontract involves providing critical maintenance and repair services for sea water systems and specialized skin valves on U.S. Coast Guard vessel projects. Working under prime contractors, the selected provider will be responsible for the inspection and repair of speed log skin valves and the overall maintenance of sea water systems to ensure operational readiness. This opportunity is managed by the Department of Homeland Security under agency CG-SEA-C21, with performance taking place in San Francisco. The solicitation was posted on October 15, 2026, and requires a response by November 4, 2026. The work falls under NAICS code 238220, focusing on the delivery of fully maintained systems and repaired valve components.

Plumbing, Heating, and Air-Conditioning Contractors

POSTED

about 9 hours ago

DEADLINE

Marine HVAC and VentilationThis subcontract opportunity, titled Marine HVAC and Ventilation, involves providing specialized cleaning and inspection services for ventilation and HVAC systems on U.S. Coast Guard vessel projects. Working under prime contractors, the selected provider will be responsible for the maintenance of engine room supply and exhaust fan assemblies as well as HVAC system ducting to ensure all components are properly cleaned and inspected. The project is managed by the Department of Homeland Security under agency CG-SEA-C21 and will be performed in San Francisco. Interested parties must submit their responses by November 4, 2026, in accordance with NAICS code 238220.

Plumbing, Heating, and Air-Conditioning Contractors

POSTED

about 9 hours ago

DEADLINE

Marine Electrical and ElectronicsThis subcontract for Marine Electrical and Electronics supports U.S. Coast Guard vessel projects through the Department of Homeland Security. The selected provider will work under prime contractors to perform critical electrical inspections and the renewal of electronic navigation equipment. Key technical requirements include conducting thermographic inspections of electrical power distribution systems and renewing Capastic Fairing Depth Sounders and Fathometer Transducers. The scope of work culminates in the delivery of detailed thermographic reports and the restoration of fully operational transducers and sounders. Performance will take place in San Francisco under NAICS code 238210. The solicitation was posted on October 15, 2026, with a response deadline of November 4, 2026.

Electrical Contractors and Other Wiring Installation Contractors

POSTED

about 9 hours ago

DEADLINE

Marine Propulsion and Shafting SpecialistThis subcontract opportunity, titled Marine Propulsion and Shafting Specialist, is issued by the Department of Homeland Security for the CG-SEA-C21 agency. The project focuses on the renewal and realignment of critical propulsion system components for U.S. Coast Guard vessel projects. Specifically, the scope of work includes renewing propellers, propulsion shafts, bearing carriers, and intermediate and aft water-lubricated propulsion shaft bearings, as well as performing the realignment of the main engine and reduction gear. The selected contractor will be responsible for delivering fully installed and aligned propulsion shafts, bearings, and propellers. Performance of the contract will take place in San Francisco. Interested parties must submit their responses by the deadline of November 4, 2026, for this requirement categorized under NAICS code 335131.

Residential Electric Lighting Fixture Manufacturing

POSTED

about 9 hours ago

DEADLINE

Tank Cleaning and Environmental ServicesThis subcontract for Tank Cleaning and Environmental Services supports U.S. Coast Guard vessel projects through the Department of Homeland Security. The scope of work involves the cleaning and inspection of various holding and fuel tanks, specifically targeting dirty oil, oily water, MP fuel service, grey water, and sewage tanks. Additionally, the contractor is responsible for flushing all associated grey water and sewage piping systems to deliver certified clean and inspected results to prime contractors. The project is based in San Francisco and falls under NAICS code 562910. Interested parties must note that the response deadline for this opportunity is November 4, 2026, with the solicitation having been posted on October 15, 2026.

Remediation Services

POSTED

about 9 hours ago

DEADLINE

Marine Painting and PreservationThis subcontract for Marine Painting and Preservation involves providing surface preparation and protective coating services for U.S. Coast Guard vessel projects under the Department of Homeland Security. The scope of work requires 100% preservation of critical areas, including the underwater body, hull plating freeboard, exterior main decks, superstructure, mast, and stern tube interior surfaces, to deliver a fully preserved and coated vessel. The project will be performed in San Francisco under NAICS code 238120. Interested parties must submit their responses by November 4, 2026, for this opportunity managed by the CG-SEA-C21 agency office.

Structural Steel and Precast Concrete Contractors

POSTED

about 9 hours ago

DEADLINE

Specialized Marine Hardware and FabricationThis subcontract, titled Specialized Marine Hardware and Fabrication, supports prime contractors on U.S. Coast Guard vessel projects through the maintenance and renewal of specialized hull hardware and closures. The scope of work includes assessing watertight closures, as well as the removal, inspection, and reinstallation of stern launch doors. Additionally, the contractor is responsible for renewing cathodic protection and delivering new zinc anodes and certified watertight closures. Managed by the Department of Homeland Security under agency CG-SEA-C21, the work will be performed in San Francisco. The opportunity was posted on October 15, 2026, with a response deadline of November 4, 2026. The project falls under NAICS code 332999.

All Other Miscellaneous Fabricated Metal Product Manufacturing

POSTED

about 9 hours ago

DEADLINE

Non-Destructive Testing (NDT) ServicesThis subcontract for Non-Destructive Testing services supports U.S. Coast Guard vessel projects under the Department of Homeland Security. The selected provider will perform critical material integrity assessments for prime contractors, specifically focusing on ultrasonic thickness measurements and side-scan testing of hull plating. The primary objective is to ensure structural soundness through the delivery of detailed NDT inspection reports and precise thickness measurement data. The work is designated for performance in San Francisco and falls under NAICS code 541380. Interested parties must note the response deadline of November 4, 2026, for this opportunity managed by the CG-SEA-C21 agency office.

Testing Laboratories and Services

POSTED

about 9 hours ago

DEADLINE

Ready to Pursue This Opportunity?

Get AI-powered intelligence on this solicitation and the ones like it

Every page of the solicitation package shredded into a compliance breakdown

AI-powered matching based on your capabilities and past performance

Competitor and incumbent history on the requirement

Automated alerts on amendments, Q&A deadlines, and award

Join 750+ contractors already using CLEATUS