What is NAICS code 333611?

NAICS 333611 is the industry "Turbine and Turbine Generator Set Units Manufacturing" in the North American Industry Classification System, part of the Manufacturing sector (33).

What is the size standard for NAICS 333611?

The SBA sets a small business size standard for each NAICS code, either average annual receipts or number of employees. Check the current value for 333611 in the SBA table of size standards on sba.gov; it changes from time to time.

NAICS Code 333611: Turbine and Turbine Generator Set Units Manufacturing

NAICS code 333611 is the industry for turbine and turbine generator set units manufacturing in the Manufacturing sector. Agencies tag every federal contract with a NAICS code, so this is the code to list in your SAM.gov registration and to search for bids.

Government contracts under NAICS 333611

Federal agencies obligated $434M on contracts under NAICS 333611 from FY2024 to FY2026, including $101M in FY2026. The biggest buyers were the Department of Defense, the Department of the Interior, the National Aeronautics and Space Administration. The largest contractors were Aar Supply Chain, Inc, Honeywell International Inc., General Electric Company.

See the full breakdown: government turbine and turbine generator set units manufacturing contracts, who wins and who buys.

Open government bids for NAICS 333611

The newest open notices from SAM.gov. Bidding needs a free SAM.gov registration.

BLADE,TURBINE ENGIN
Dept of Defense · Solicitation · NAICS 333611
Posted Oct 29, 2026 · Responses due Nov 12, 2026
PLENUM, TURBINE FOR THE POWER SYSTEMS
Dept of Defense · Solicitation · NAICS 333611
Posted Oct 29, 2026 · Responses due Nov 29, 2026
28--KIT,PARTS SPECIALClosing soon
Dept of Defense · Combined Synopsis/Solicitation · NAICS 333611
Posted Oct 29, 2026 · Responses due Nov 6, 2026

See all 3 open bids under NAICS 333611

Small business size standard for NAICS 333611

To bid on small business set-aside contracts under NAICS 333611, your business must be small under the SBA size standard for this code, measured either by average annual receipts or by number of employees. The values are updated periodically, so check the current SBA table of size standards before you bid.

Other NAICS codes in 3336

How to choose the right NAICS code

Pick the 6-digit code that best describes what you sell. List it as your primary code in SAM.gov, and add other codes for related work. Agencies choose one NAICS code for each contract, so check the codes on past awards for the kind of work you do. Search all codes in the NAICS code lookup.

Related guides

Frequently asked questions

What is NAICS code 333611?: NAICS 333611 is the industry "Turbine and Turbine Generator Set Units Manufacturing" in the North American Industry Classification System, part of the Manufacturing sector (33).
What is the size standard for NAICS 333611?: The SBA sets a small business size standard for each NAICS code, either average annual receipts or number of employees. Check the current value for 333611 in the SBA table of size standards on sba.gov; it changes from time to time.
Are there government contracts for NAICS 333611?: Yes. Federal agencies obligated $434M on contracts under NAICS 333611 from FY2024 to FY2026, and 3 notices are open right now.