This industry comprises establishments primarily engaged in (1) manufacturing heavy duty truck chassis and assembling complete heavy duty trucks, buses, heavy duty motor homes, and other special purpose heavy duty motor vehicles for highway use or (2) manufacturing heavy duty truck chassis only.
Department of Defense · Pennsylvania · Due November 16, 2026
What NAICS 336120 covers
This industry comprises establishments primarily engaged in (1) manufacturing heavy duty truck chassis and assembling complete heavy duty trucks, buses, heavy duty motor homes, and other special purpose heavy duty motor vehicles for highway use or (2) manufacturing heavy duty truck chassis only.
Not in this code
Establishments primarily engaged in manufacturing truck and bus bodies and assembling vehicles on purchased chassis are classified in U.S. Industry 336211, Motor Vehicle Body Manufacturing.
Establishments primarily engaged in manufacturing motor homes on purchased heavy truck chassis are classified in U.S. Industry 336213, Motor Home Manufacturing.
Establishments primarily engaged in manufacturing vans, minivans, and light trucks are classified in Industry 336110, Automobile and Light Duty Motor Vehicle Manufacturing.
Establishments primarily engaged in manufacturing military armored vehicles are classified in U.S. Industry 336992, Military Armored Vehicle, Tank, and Tank Component Manufacturing.
Establishments primarily engaged in manufacturing off-highway construction equipment are classified in Industry 333120, Construction Machinery Manufacturing.
SBA size standard
A business is small under NAICS 336120 if it has no more than 1,500 employees (averaged over the last 24 months, including affiliates).
Source: SBA Table of Size Standards, effective 2023-03-17. Always check the size standard printed in the solicitation itself.
Who buys it
Departments that posted the most NAICS 336120 solicitations in the last two years:
Department of Defense · 19 solicitations
Homeland Security · 3 solicitations
State, Department of · 2 solicitations
Interior · 1 solicitation
National Aeronautics and Space Administration · 1 solicitation
509 LRS – Oshkosh Snozzle · Department of Defense · Missouri · posted September 23, 2026
Request for quotation NO. N4008426Q1024 procurement of medium rescue vehicle for cnrj fire department, commander fleet activities sasebo, japan · Department of Defense · posted September 22, 2026
Purchase of 2 Sewer Cleaning and Sludge Disposal Pump Trucks · Department of Defense · Delaware · posted September 10, 2026
Morr purchase NEW dump truck · Interior · posted September 3, 2026
SOLICITATION FOR Ford F-350 Crew Cab (4-door) Pickup Truck and Spares · Department of Defense · posted September 2, 2026
25--YOKE,UNIVERSAL joint,v · Department of Defense · posted August 30, 2026
Foreign Military Sales Philippines Case Number ZB-P-LCN Prime Mover · Homeland Security · posted August 26, 2026
Public notice & re-solicitation NO: 19GV1026Q0013 - version 2 · State, Department of · posted August 24, 2026
Do this kind of work?
Send XL Eagle your price on an open heavy duty truck manufacturing job. We write and submit the bid under our registrations. If we win, you do the work at your price. No fees.
NAICS 336120 is Heavy Duty Truck Manufacturing. This industry comprises establishments primarily engaged in (1) manufacturing heavy duty truck chassis and assembling complete heavy duty trucks, buses, heavy duty motor homes, and other special purpose heavy duty motor vehicles for highway use or (2) manufacturing heavy duty truck chassis only.
What is the SBA size standard for NAICS 336120?
The size standard for NAICS 336120 is 1,500 employees. Firms at or under it count as small businesses for contracts assigned this code.
Are there government contracts for heavy duty truck manufacturing?
Yes. 1 government contract is open under NAICS 336120 right now, and 19 were posted in the last 12 months.
Can I bid on NAICS 336120 contracts without registering in SAM.gov?
You need an active SAM.gov registration to win a federal contract in your own name. If you would rather skip that, XL Eagle can bid as the prime contractor using your price, and you do the work as our subcontractor.
XL Eagle