336611 - Ship Building and Repairing

When it comes to the maritime industry, NAICS code 336611 is a crucial classification. Representing businesses engaged in ship building and repairing, this code covers a broad spectrum of services vital to the construction and maintenance of vessels that drive commerce, defense, and recreation. Whether you're a government contractor, supplier, or business owner, understanding NAICS 336611 can unlock opportunities in the manufacturing sector.

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What is NAICS Code 336611?

NAICS code 336611 specifically covers establishments primarily engaged in:

• Building ships, boats, and floating vessels
• Repairing and renovating existing vessels
• Performing maintenance and overhaul services for maritime vessels

These activities ensure the continuous operation, safety, and advancement of watercraft ranging from commercial cargo ships to naval submarines.

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Sector: Manufacturing

NAICS 336611 falls under the Manufacturing sector, highlighting its role in producing complex vessels and components. The industry’s manufacturing focus includes:

• Fabricating entire ships and boats
• Constructing marine platforms such as drilling and production platforms
• Producing specialized vessels like hydrofoils, patrol boats, and unmanned watercraft
• Ship repair and refurbishment within shipyards

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Typical Business Activities Under NAICS 336611

Businesses categorized in this industry typically engage in:

• Commercial shipbuilding: Creating cargo, container, and passenger ships
• Boat repair services: Conducting maintenance and repair in shipyards
• Naval vessel construction and maintenance: Building naval ships and submarines
• Manufacturing specialty vessels, including fireboats, ferryboats, and yachts
• Ship dismantling and scaling performed at shipyards

These activities emphasize both new construction and sustaining the operational lifespan of ships.

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Size Standards for NAICS 336611

To qualify as a small business under NAICS 336611, the standard is typically:

• 1,300 or fewer employees

This size standard assists government agencies and contracting officers in identifying eligible small businesses for federal contracts related to ship building and repairing.

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Examples of Businesses in NAICS Code 336611

• Shipyards specializing in commercial and naval shipbuilding
• Companies providing repair services for fishing boats and towboats
• Manufacturers of offshore oil and gas platforms
• Firms producing unmanned underwater vehicles (ROVs) and robotic watercraft
• Businesses dedicated to ship dismantling and ship scaling at established yards

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Detailed Breakdown of NAICS 336611 Code Activities

Code Detail	Description
Barge building	Construction of flat-bottomed vessels for carrying cargo
Cargo ship building	Manufacturing of ships designed for transporting freight
Container ship building	Building vessels specifically for containerized cargo
Dredge building	Construction of equipment for excavation underwater
Drilling and production platforms, floating	Manufacturing offshore oil and gas extraction platforms
Drydock, floating, building	Fabrication of portable dock facilities for ship repair
Ferryboat building	Production of vessels used to transport passengers
Fireboat building	Craft built for firefighting on waterways
Fishing boat, commercial, building	Construction of boats used in commercial fishing
Hydrofoil vessel building and repairing	Manufacturing and maintenance of vessels with hydrofoils
Naval ship building	Construction of military ships and submarines
Oil and gas offshore floating platforms	Manufacturing platforms used in offshore drilling
Passenger ship building	Building boats designed for carrying passengers
Patrol boat building	Construction of boats used for patrol and security
Sailing ships, commercial, manufacturing	Building sailing vessels used commercially
Ship dismantling at shipyards	Breaking down and recycling ships
Ship repair done in a shipyard	Maintenance and repairs performed in shipyard facilities
Ship scaling services done at a shipyard	Removal of marine growth and fouling from ship hulls
Ships manufacturing (not for personal use)	Production of commercial or military vessels
Shipyard (facility capable of building ships)	Facilities where shipbuilding and repairing occur
Submarine building	Manufacturing of underwater naval vessels
Towboat building and repairing	Construction and repair of boats used for towing ships
Tugboat building	Manufacture of boats designed to maneuver other vessels
Underwater remotely operated vehicles (ROVs) manufacturing	Building robotic underwater exploration vehicles
Unmanned and robotic watercraft manufacturing	Producing robotic vessels operated without onboard crew
Yachts built in shipyards	Construction of large recreational boats

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Frequently Asked Questions (FAQ)

What does NAICS code 336611 cover exactly?

It covers establishments focused on building, repairing, and renovating ships, boats, and other floating vessels, including maintenance services.

Which sector does 336611 belong to?

It is classified under the Manufacturing sector.

What is the size standard for this NAICS code?

Businesses with 1,300 or fewer employees typically qualify as small businesses under this code.

Can naval shipbuilding companies fall under NAICS 336611?

Yes, naval ship construction and maintenance are included under this classification.

What types of vessels are included in this code?

A wide range of vessels including cargo ships, ferries, tugboats, submarines, offshore platforms, and yachts.

Are ship repair services considered part of NAICS 336611?

Yes, ship repair and scaling services performed in shipyards fall under this code.

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Conclusion

NAICS code 336611 encompasses a vital segment of the manufacturing sector, specializing in the building and maintenance of ships and floating vessels. Whether you’re involved in commercial shipbuilding, naval vessel construction, or ship repair services, this NAICS code guides eligibility and classification in federal contracting and industry databases. Understanding the scope, size standards, and business activities related to Ship Building and Repairing is essential for companies aiming to thrive in the maritime manufacturing sector.

For contractors, suppliers, and government procurement professionals, NAICS 336611 offers a roadmap into a dynamic industry with diverse opportunities.

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Optimize your business growth by aligning with the requirements of NAICS 336611 and navigating the expansive ship building and repairing market with confidence.