What is the SBA size standard for NAICS 336611?

The SBA size standard for NAICS 336611 (Ship Building and Repairing) is 1,300 employees in average employee headcount, per 13 C.F.R. § 121.201.

Which federal agencies buy under NAICS 336611?

For FY2024 reporting, the leading federal customers under NAICS 336611 were Department of the Navy, U.S. Coast Guard, Military Sealift Command, Department of Defense, Maritime Administration. Live obligation data is available on USAspending.gov.

What FAR or DFARS clauses commonly apply to NAICS 336611 contracts?

Frequent clause flowdowns include DFARS 252.204-7012 (Safeguarding Covered Defense Information); DFARS 252.225-7008 (Restriction on Acquisition of Specialty Metals); DFARS 252.227-7013 (Rights in Technical Data — Noncommercial Items); DFARS 252.211-7003 (Item Unique Identification and Valuation); FAR 52.246-2 (Inspection of Supplies — Fixed-Price). Each contract instrument will incorporate clauses by reference under FAR 52.252-2; this list reflects the high-frequency set for this NAICS, not an exhaustive flowdown.

Manufacturing

NAICS 336611 — Ship Building and Repairing

Construction and repair of ships and military vessels. Federal use dominated by Navy shipbuilding, Coast Guard, and MSC.

Quick facts

SBA size standard: 1,300 employees; Average employee headcount · 13 C.F.R. § 121.201
FY2024 federal obligations: over $20B; See live USAspending.gov data →

Top federal customers

Federal agencies that obligate the most spending under NAICS 336611 (FY2024 reporting period). Order tracks federal-obligation volume on USAspending.gov.

1.Department of the Navy
2.U.S. Coast Guard
3.Military Sealift Command
4.Department of Defense
5.Maritime Administration

Set-aside fit

Whether NAICS 336611 commonly carries set-aside designations on federal awards. Eligibility for any specific solicitation is set by the contracting officer; this table reflects the FY2024 award pattern, not a guarantee of set-aside status.

SDVOSB (Service-Disabled Veteran-Owned Small Business)
8(a) Business Development Program
HUBZone Small Business
WOSB / EDWOSB
VOSB (Veteran-Owned Small Business)

Major Navy shipbuilders dominate new construction. Small-business participation in ship repair, modernization, and component manufacturing.

Frequent prime contractors

Companies that most frequently appear as prime awardees under NAICS 336611 for FY2024. Drawn from USAspending.gov public award records — verify currency at the live link below.

HII Ingalls Shipbuilding
HII Newport News Shipbuilding
General Dynamics Bath Iron Works
General Dynamics Electric Boat
Austal USA
Bollinger Shipyards
Marinette Marine (Fincantieri)
BAE Systems Ship Repair
Vigor Industrial
Eastern Shipbuilding

See live award data on USAspending.gov →

Common FAR / DFARS clauses

Frequently flowed-down clauses on contracts in this NAICS. The clause text on acquisition.gov is authoritative; this list captures the practical pattern, not an exhaustive flowdown.

DFARS 252.204-7012Safeguarding Covered Defense Information
NIST 800-171 mandatory on Navy shipbuilding programs.
DFARS 252.225-7008Restriction on Acquisition of Specialty Metals
Hull steel and propulsion alloys covered by specialty-metals rules.
DFARS 252.227-7013Rights in Technical Data — Noncommercial Items
Ship-program data rights regime.
DFARS 252.211-7003Item Unique Identification and Valuation
IUID marking on serialized ship components.
FAR 52.246-2Inspection of Supplies — Fixed-Price
Acceptance regimes for ship deliveries and repairs.

Indirect rate considerations

Shipyard cost structure with heavy manufacturing overhead, dock and dry-dock recovery, engineering overhead, G&A. CAS-covered. EAC reporting on multi-year shipbuilding programs.

See FieldLedger's Indirect Rate Engine for pool definition and rate tracking, or read the FieldLedger methodology for the underlying FAR Part 31 framework.

How FieldLedger fits NAICS 336611

Indirect Rate Engine for multi-pool shipyard structure. Signed timekeeping for trades and engineering. Project P&L for hull-level tracking.

DCAA compliance →Indirect Rate Engine →DCAA readiness check →

Frequently asked

What is the SBA size standard for NAICS 336611?: The SBA size standard for NAICS 336611 (Ship Building and Repairing) is 1,300 employees in average employee headcount, per 13 C.F.R. § 121.201.
Is NAICS 336611 eligible for SDVOSB, 8(a), HUBZone, or WOSB set-asides?: Set-aside programs that commonly apply: SDVOSB, 8(a), HUBZone, WOSB, VOSB. Major Navy shipbuilders dominate new construction. Small-business participation in ship repair, modernization, and component manufacturing.
Which federal agencies buy under NAICS 336611?: For FY2024 reporting, the leading federal customers under NAICS 336611 were Department of the Navy, U.S. Coast Guard, Military Sealift Command, Department of Defense, Maritime Administration. Live obligation data is available on USAspending.gov.
What FAR or DFARS clauses commonly apply to NAICS 336611 contracts?: Frequent clause flowdowns include DFARS 252.204-7012 (Safeguarding Covered Defense Information); DFARS 252.225-7008 (Restriction on Acquisition of Specialty Metals); DFARS 252.227-7013 (Rights in Technical Data — Noncommercial Items); DFARS 252.211-7003 (Item Unique Identification and Valuation); FAR 52.246-2 (Inspection of Supplies — Fixed-Price). Each contract instrument will incorporate clauses by reference under FAR 52.252-2; this list reflects the high-frequency set for this NAICS, not an exhaustive flowdown.
What indirect-rate structure works for a federal contractor in NAICS 336611?: Shipyard cost structure with heavy manufacturing overhead, dock and dry-dock recovery, engineering overhead, G&A. CAS-covered. EAC reporting on multi-year shipbuilding programs.
How does FieldLedger help small federal contractors in NAICS 336611?: Indirect Rate Engine for multi-pool shipyard structure. Signed timekeeping for trades and engineering. Project P&L for hull-level tracking.

Sources

U.S. Census NAICS manual — census.gov/naics
SBA size-standards table — 13 C.F.R. § 121.201 (eCFR)
Federal obligations + prime awardees — USAspending.gov NAICS 336611
FAR / DFARS clause text — acquisition.gov

Snapshot date: 2026-05-08 (FY2024 reporting period). Federal-obligation bands and prime-contractor lists reflect the data as of the snapshot — refresh against USAspending.gov for current figures.