What is NAICS code 336120?

NAICS 336120 is the industry "Heavy Duty Truck Manufacturing" in the North American Industry Classification System, part of the Manufacturing sector (33).

What is the size standard for NAICS 336120?

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 336120 in the SBA table of size standards on sba.gov; it changes from time to time.

NAICS Code 336120: Heavy Duty Truck Manufacturing

NAICS code 336120 is the industry for heavy duty truck 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 336120

Federal agencies obligated $1.1B on contracts under NAICS 336120 from FY2024 to FY2026, including $426M in FY2026. The biggest buyers were the Department of Defense, the General Services Administration, the Department of the Interior. The largest contractors were Oshkosh Defense LLC, Mack Defense LLC, Houston Freightliner, Inc..

See the full breakdown: government heavy duty truck manufacturing contracts, who wins and who buys.

Open government bids for NAICS 336120

No open bids under NAICS 336120 right now. Check the open bids page, which is updated daily from SAM.gov.

Small business size standard for NAICS 336120

To bid on small business set-aside contracts under NAICS 336120, 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 3361

NAICS 336110: Automobile and Light Duty Motor Vehicle Manufacturing

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 336120?: NAICS 336120 is the industry "Heavy Duty Truck Manufacturing" in the North American Industry Classification System, part of the Manufacturing sector (33).
What is the size standard for NAICS 336120?: 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 336120 in the SBA table of size standards on sba.gov; it changes from time to time.
Are there government contracts for NAICS 336120?: Yes. Federal agencies obligated $1.1B on contracts under NAICS 336120 from FY2024 to FY2026.