NAICS 331512: Steel Investment Foundries
National industry
SBA small business size standard: 1,050 employees
Code facts
- Part of
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31-33
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331
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3315
- 33151
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3315
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331
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31-33
- Contract awards
- 29 In the last 12 months
- Contract obligations
- $465,133 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.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | $197,977 |
| FY2025 | $465,133 |
| FY2024 | $679,876 |
| FY2023 | $472,804 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Metaltek International, Inc. | $95,500 | |
| 2 | Electric Boat Corporation | $46,123 | |
| 3 | Eaton Corporation | $40,066 | |
| 4 | Transdigm Inc. | $39,010 | |
| 5 | Invest Cast Incorporated | $20,247 | |
| 6 | Essex Industries Inc. | $18,645 | |
| 7 | Avox Systems Inc. | $11,960 | |
| 8 | Foster Manufacturing Co, Inc. | $9,030 | |
| 9 | Safran Electrical Components Canada Inc. | $6,953 | |
| 10 | Midway Industrial Supply Inc. | $5,889 |
See the full FY2025 ranking of NAICS 331512 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of the Navy | $95,500 | |
| 2 | Defense Logistics Agency | $82,229 | |
| 3 | National Aeronautics and Space Administration | $20,247 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | J999 Non-Nuclear Ship Repair (West) | $95,500 | |
| 2 | 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings | $81,463 | |
| 3 | AJ11 General Science and Technology R&D Services; General Science and Technology; Basic Research | $20,247 | |
| 4 | 5940 Lugs, Terminals, and Terminal Strips | $766 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | California | $174,576 | |
| 2 | Connecticut | $46,123 | |
| 3 | Minnesota | $20,247 | |
| 4 | Missouri | $20,154 | |
| 5 | New York | $17,849 | |
| 6 | Texas | $5,951 | |
| 7 | New Jersey | $4,162 | |
| 8 | Tennessee | $3,965 | |
| 9 | Florida | $2,424 | |
| 10 | Ohio | $2,181 | |
| 11 | Virginia | $972 |
Show all 11
Shares are of everything obligated under NAICS 331512 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 165 listed here. See the rest on GovTribe.
Definition
This U.S. industry comprises establishments primarily engaged in manufacturing steel investment castings. Investment molds are formed by covering a wax shape with a refractory slurry. After the refractory slurry hardens, the wax is melted, leaving a seamless mold. Investment molds provide highly detailed, consistent castings. Establishments in this industry purchase steel made in other establishments.
Illustrative examples
- Foundries, steel investment
- Investment castings, steel, unfinished, manufacturing
- Steel investment castings, unfinished, manufacturing
- Steel investment foundries
Quick answers
What is NAICS 331512?
NAICS 331512 is Steel Investment Foundries, a national industry in NAICS 31-33, Manufacturing.
What is the NAICS code for steel investment foundries?
The NAICS code for steel investment foundries is 331512, Steel Investment Foundries.
What is the NAICS code for foundries, steel investment?
The NAICS code for foundries, steel investment is 331512, Steel Investment Foundries.
What is the NAICS code for investment castings, steel, unfinished, manufacturing?
The NAICS code for investment castings, steel, unfinished, manufacturing is 331512, Steel Investment Foundries.
How much do federal agencies spend under NAICS 331512?
Federal contracts under NAICS 331512 obligated $465,133 in fiscal year 2025 and $1,815,789 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 331512?
The contractors with the most obligated under NAICS 331512 in fiscal years 2026 and 2027 are Metaltek International, Inc. ($95,500); Electric Boat Corporation ($46,123); and Eaton Corporation ($40,066).
Which agencies buy the most under NAICS 331512?
The agencies that obligated the most under NAICS 331512 in fiscal years 2026 and 2027 are Department of the Navy ($95,500), Defense Logistics Agency ($82,229) and National Aeronautics and Space Administration ($20,247).
Which PSC codes are used with NAICS 331512?
The PSC codes with the most obligated under NAICS 331512 in fiscal years 2026 and 2027 are J999 Non-Nuclear Ship Repair (West); 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings; and AJ11 General Science and Technology R&D Services; General Science and Technology; Basic Research.
Where is the work under NAICS 331512 performed?
By place of performance, the states with the most contract obligations under NAICS 331512 over the last 12 months are California ($174,576), Connecticut ($46,123) and Minnesota ($20,247).
What is the latest contract opportunity under NAICS 331512?
The latest contract opportunity under NAICS 331512 is Coupling half, quick DI, solicitation from Land and Maritime (DLA), posted September 16, 2026.
On GovTribe
See everything under NAICS 331512
- Federal contract opportunities, awards and IDVs under this code
- Funding analysis by contractor, agency and set-aside
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