NAICS Code 333999: All Other Miscellaneous General Purpose Machinery Manufacturing
National industry
SBA small business size standard: 500 employees
Definition
This U.S. industry comprises establishments primarily engaged in manufacturing general purpose machinery (except ventilating, heating, air-conditioning, and commercial refrigeration equipment; metal working machinery; engines, turbines, and power transmission equipment; pumps and compressors; material handling equipment; power-driven handtools; welding and soldering equipment; packaging machinery; industrial process furnaces and ovens; fluid power cylinders and actuators; fluid power pumps and motors; and scales and balances).
Government contracts for this product: PSC 8470 Armor, Personal
Code facts
- Part of
-
-
31-33
-
333
-
3339
- 33399
-
3339
-
333
-
31-33
- Contract awards
- 292 In the last 12 months
- Contract obligations
- $396,153,849 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau, size standards from the SBA and contract spending from SAM.gov/FPDS.
Business activities under NAICS 333999
- Aircraft carrier catapults manufacturing
- Baling machinery (e.g., paper, scrap metal) manufacturing
- Bellows, industrial type, manufacturing
- Bridge and gate lifting machinery manufacturing
- Centrifuges, industrial and laboratory-type, manufacturing
- Cremating ovens manufacturing
- Filters, industrial and general line (except internal combustion engine, warm air furnace), manufacturing
- Gas generating machinery, general purpose-type, manufacturing
- Gas separating machinery manufacturing
- Gate and bridge lifting machinery manufacturing
- Ice crushers, industrial and commercial-type, manufacturing
- Jacks, hydraulic and pneumatic, manufacturing
- Presses, metal baling, manufacturing
- Screening and sifting machinery for general industrial use manufacturing
- Sieves and screening equipment, general purpose-type, manufacturing
- Sludge tables manufacturing
- Sprinkler systems, automatic fire, manufacturing
- Steam separating machinery manufacturing
- Strainers, pipeline, manufacturing
- Vapor separating machinery manufacturing
- Weather vanes manufacturing
Looking for another activity? Search the NAICS code lookup or browse business activities from A to Z.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | $73,992,456 |
| FY2025 | $396,153,849 |
| FY2024 | $160,318,118 |
| FY2023 | $221,271,887 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Leading Technology Composites Inc. | $32,605,160 | |
| 2 | Integris Composites, Inc. | $24,356,043 | |
| 3 | Engense, Inc. | $13,143,360 | |
| 4 | Florida Armor LLC | $4,788,627 | |
| 5 | Northrop Grumman Systems Corporation | $2,529,085 | |
| 6 | Facet (Oklahoma) LLC | $2,152,992 | |
| 7 | Alfa Laval Inc. | $1,137,368 | |
| 8 | Noble Supply & Logistics, LLC | $1,136,374 | |
| 9 | AMS System Technology Company, LLC | $987,128 | |
| 10 | AGM Container Controls Inc. | $845,611 |
See the full FY2025 ranking of NAICS 333999 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Defense Logistics Agency | $56,641,645 | |
| 2 | Department of the Army | $18,138,429 | |
| 3 | Department of the Treasury | $77,325 | |
| 4 | Department of the Interior | $76,219 | |
| 5 | General Services Administration | $2,444 | |
| 6 | Air Force | $898 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | 8470 Armor, Personal | $74,944,020 | |
| 2 | 4330 Centrifugals, Separators, and Pressure and Vacuum Filters | $3,964,749 | |
| 3 | 5680 Miscellaneous Construction Materials | $1,136,374 | |
| 4 | 6605 Navigational Instruments | $1,130,172 | |
| 5 | 4910 Motor Vehicle Maintenance and Repair Shop Specialized Equipment | $987,128 | |
| 6 | 6140 Batteries, Rechargeable | $519,855 | |
| 7 | 6130 Converters, Electrical, Nonrotating | $406,893 | |
| 8 | J046 Maintenance, Repair and Rebuilding of Equipment: Water Purification and Sewage Treatment Equipment | $405,065 | |
| 9 | 4210 Fire Fighting Equipment | $388,524 | |
| 10 | 6665 Hazard-Detecting Instruments and Apparatus | $319,007 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Kansas | $32,605,160 | |
| 2 | Ohio | $24,213,543 | |
| 3 | California | $13,610,632 | |
| 4 | Florida | $4,745,983 | |
| 5 | Virginia | $3,520,434 | |
| 6 | Oklahoma | $1,658,469 | |
| 7 | Massachusetts | $831,363 | |
| 8 | District of Columbia | $395,371 | |
| 9 | Oregon | $154,053 | |
| 10 | North Carolina | $152,881 | |
| 11 | Arizona | $149,219 | |
| 12 | Texas | $111,825 | |
| 13 | Wisconsin | $53,530 | |
| 14 | Colorado | $25,985 | |
| 15 | Minnesota | $18,487 | |
| 16 | Nevada | $12,773 | |
| 17 | New Mexico | $11,413 | |
| 18 | Arkansas | $9,845 |
Show all 18
Shares are of everything obligated under NAICS 333999 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 40 more
Latest 50 of 44,723 listed here. See the rest on GovTribe.
Size standard history
Federal Register rules that named this code
From the NAICS codes each rule's amendments to 13 CFR 121.201 name. Rules that print their size standard tables as images aren't listed.
Quick answers
What is NAICS 333999?
NAICS 333999 is All Other Miscellaneous General Purpose Machinery Manufacturing, a national industry in NAICS 31-33, Manufacturing.
What is the NAICS code for sludge tables manufacturing?
The NAICS code for sludge tables manufacturing is 333999, All Other Miscellaneous General Purpose Machinery Manufacturing.
What is the NAICS code for weather vanes manufacturing?
The NAICS code for weather vanes manufacturing is 333999, All Other Miscellaneous General Purpose Machinery Manufacturing.
What is the NAICS code for cremating ovens manufacturing?
The NAICS code for cremating ovens manufacturing is 333999, All Other Miscellaneous General Purpose Machinery Manufacturing.
When did the size standard for NAICS 333999 last change?
The most recent Federal Register rule on record that names NAICS 333999 in the SBA's size standards is "Small Business Size Standards; Adoption of Size Standards by 2002 North American Industry Classification System for Size Standards" (67 FR 56905), published Sep 6, 2002 and effective Oct 1, 2002.
How much do federal agencies spend under NAICS 333999?
Federal contracts under NAICS 333999 obligated $396,153,849 in fiscal year 2025 and $851,736,310 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 333999?
The contractors with the most obligated under NAICS 333999 in fiscal years 2026 and 2027 are Leading Technology Composites Inc. ($32,605,160); Integris Composites, Inc. ($24,356,043); and Engense, Inc. ($13,143,360).
Which agencies buy the most under NAICS 333999?
The agencies that obligated the most under NAICS 333999 in fiscal years 2026 and 2027 are Defense Logistics Agency ($56,641,645), Department of the Army ($18,138,429) and Department of the Treasury ($77,325).
Which PSC codes are used with NAICS 333999?
The PSC codes with the most obligated under NAICS 333999 in fiscal years 2026 and 2027 are 8470 Armor, Personal; 4330 Centrifugals, Separators, and Pressure and Vacuum Filters; and 5680 Miscellaneous Construction Materials.
Where is the work under NAICS 333999 performed?
By place of performance, the states with the most contract obligations under NAICS 333999 over the last 12 months are Kansas ($32,605,160), Ohio ($24,213,543) and California ($13,610,632).
What is the latest contract opportunity under NAICS 333999?
The latest contract opportunity under NAICS 333999 is Circuit card assemb, solicitation from Naval Supply Systems Command (Navy), posted November 3, 2022.
On GovTribe
See everything under NAICS 333999
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