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This Government Contract opportunity from Department Of Defense was posted on September 4, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Propulsion System Maintenance & Upgrade

Closed
Federal

Contract Overview

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

Active Opportunities Like This One

NAICS: 336611
New
Federal
TSV4 NARR MESSING AND MODERNIZATION
Solicitation # N0018927QL008
NAVSUP FLT LOG CTR Norfolk is soliciting a firm-fixed-price contract for the development of a drawing package and Bill of Materials (BOM) to support habitability upgrades for the TSV4 Narragansett. The scope of work focuses on the vessel's messing, berthing, stateroom, and sanitary spaces at Joint Expeditionary Base Little Creek-Fort Story in Virginia Beach, Virginia. This effort is strictly limited to assessment and documentation; it specifically excludes any procurement, fabrication, removal, or installation of shipboard components. The project is a total set-aside for small businesses, including service-disabled veteran-owned small businesses, under NAICS code 336611. Key deliverables include a draft drawing package and BOM due 40 calendar days after award, with the final delivery of two electronic files and two full-size paper copies in NAVSEA format due within 61 calendar days. Contractors must adhere to several technical standards, including MIL-STD-2003 for electric plants, MIL-STD-777 for piping, and General Specifications for Overhaul of Surface Ships. A mandatory ship check at Colonna's Shipyard in Norfolk is required for eligibility, and failure to attend will result in disqualification. Award will be based on the best value, evaluating the mandatory ship check on a pass/fail basis and the technical approach on an acceptable/unacceptable basis, with the final selection going to the lowest total evaluated price.
Navsup Flt Logistics Ctr Norfolk

POSTED

about 16 hours ago

DEADLINE

in 9 days
NAICS: 336611
New
Federal
Voyage Repair (VR)
Solicitation # N6817127QN006
Solicitation N6817127QN006 is a request for a firm fixed price contract to perform voyage repairs for the USS RAFAEL PERALTA (DDG 115) in Mombasa, Kenya. The period of performance is scheduled from November 12, 2026, to November 19, 2026. The scope of work includes hull maintenance such as high-pressure washing and corrosion removal, systems repair involving the cleaning and inspection of refrigeration and air conditioning plant condensers, and general services including the provision of rigging, scaffolding, and furniture upholstery replacement. All work must adhere to NAVSEA Standard Items (FY27 CH-2) and specification package #NAPL-009-27, with safety standards governed by OSHA Part 1915 for shipyard employment. The contract will be awarded to the Lowest Priced Technically Acceptable offeror, with technical capabilities evaluated on an acceptable or unacceptable basis. Prospective contractors must be registered in the System for Award Management and submit quotes in English and US dollars by October 30, 2026. Required submission documentation includes Standard Forms 18 and 30, a completed price breakdown, and a signed non-disclosure agreement. Administration is managed by the Navsup Flc Sigonella Naples Office, with electronic invoicing processed through Wide Area WorkFlow. Key compliance requirements include the Defense Base Act for workers compensation and the submission of a detailed Test and Inspection Plan prior to the commencement of work.
Navsup Flc Sigonella Naples Office

POSTED

about 16 hours ago

DEADLINE

in 2 days
NAICS: 336611
New
SLED
F&W, 2018 Munson Packman Boat Repower project
Solicitation # 2018 Munson Packman Boat Repower
The Confederated Tribes of the Colville Reservation Fish and Wildlife Department is seeking a factory-certified marine contractor to perform a complete propulsion repower and helm system integration for a 30 foot Munson Packman landing craft. The project involves a six-phase process including the decommissioning and removal of two existing Honda BF250A outboard engines, a structural assessment of the transom, and the installation of two new Honda BF250D Drive-by-Wire outboards. Key technical requirements include the installation of new-generation Honda iST electronic control heads at primary and secondary helm stations, integration with the existing NMEA 2000 backbone and SeaStar PA1315-2 Power Assist Steering system, and a comprehensive fuel system upgrade using USCG Type A1-15 lines. The project concludes with static diagnostics and a minimum two-hour sea trial to validate performance and safety protocols. The Tribe will deliver the vessel to the contractor's facility, which must provide a secure, fenced yard or indoor shop. Proposals are due by November 13, 2026, and must be submitted in PDF format. Evaluation is based on a 100-point scale with significant preference given to Colville Business Enterprises and other Indian-owned businesses. Award criteria prioritize reliability and effectiveness over the lowest cost. Selected contractors must provide proof of Honda Marine Authorized Dealer status, maintain appropriate liability insurance, and agree to either a 25 percent retainage or a performance bond, with a bond being mandatory for contracts exceeding 100,000 dollars. All payments are subject to the Tribes appropriation process and availability of funds.
Confederated Tribes of the Colville Reservation

POSTED

1 day ago

DEADLINE

in 17 days

AI Contract Overview

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This subcontract for the Department of Defense at Portsmouth Naval Shipyard involves the maintenance, repair, and upgrade of propulsion shafts, propellers, and rudders. The scope of work includes the removal and installation of PSS Shaft Seals and Thordon bearings, as well as shafting alignment and propeller certification conducted in accordance with DOD-STD-2185 and S9245-AR-TSM-010. The objective is to deliver a fully operational and certified propulsion system using specialized alignment tools. The project is designated as a Total Small Business Set Aside under NAICS code 336611 and will be performed in Kittery, Maine. The response deadline for this opportunity is September 11, 2026.

General Info

DOD subcontract for propulsion system maintenance and certification at Portsmouth Naval Shipyard, Maine.

NAICS

336611 - Ship Building and Repairing

Place of Performance

Kittery, ME, 03904, USA

Set-Aside

SBA

Documents

This scope was carved out of N3904026Q5666.

The full solicitation package (11 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Overhaul - Barrier Boat

AI Contract Breakdown

Uniform Contract Format

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

Timeline

PhaseClosed
Posted

subcontract

Response Deadline

Deadline has passed

Submission Closed

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Organization & Contact Information

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AgencyDepartment Of Defense → Portsmouth Naval Shipyard Gf
ContactsNo contacts available
OfficeN/A
Office AddressN/A
ContactsNo contact information available

Full Description

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Performs maintenance, repair, and upgrade of propulsion shafts, propellers, and rudders for prime contractors on Portsmouth Naval Shipyard projects. Removes and installs Thordon bearings and PSS Shaft Seals. Performs shafting alignment and propeller certification per S9245-AR-TSM-010 and DOD-STD-2185. Uses specialized shaft alignment tools. Delivers a fully operational and certified propulsion system.

More opportunities from Department Of Defense → Portsmouth Naval Shipyard Gf

Same awarding agency

NAICS: 532490
New
Federal
Rental of Propane Water Heater (600,000 BTU/hr) and associated components
Solicitation # N3904027Q3102
Portsmouth Naval Shipyard is soliciting quotes for the rental of one propane-powered water heater with a minimum output of 600,000 BTU/hr and associated components for use at Naval Base Point Loma in San Diego, California. This total small business set-aside under NAICS 532490 requires a frame or skid-mounted system equipped with lifting pad eyes, fork truck pockets, and a minimum 200-gallon external propane supply. The contractor is responsible for providing all necessary monitoring gauges, isolation valves, and safety features in compliance with ASME Boiler and Pressure Vessel Code Section IV and California emissions standards. The scope of work includes the equipment lease, freight, training, and comprehensive maintenance consisting of surveillance checks, weekly inspections, and repairs. The contract is a firm-fixed-price award based on the lowest price technically acceptable criteria, with the government reserving the right to award based on the ability to meet the required schedule. The base period of performance is from March 1, 2027, to May 31, 2027, with two optional one-month extensions available. Key deliverables include certification data reports, technical manuals, personnel rosters, and maintenance support plans, with electronic submissions managed through Wide Area Workflow. Additionally, contractors must adhere to strict Operations Security and Portable Electronic Device requirements to protect sensitive government information. Responses are due by November 3, 2026, and must include technical documentation of capabilities and past performance from the last three years.
Other Commercial and Industrial Machinery and Equipment Rental and Leasing

POSTED

5 days ago

DEADLINE

in 6 days
View Details

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