# NAICS 3315: Foundries

No SBA size standard is recorded for NAICS 3315.

| Field | Value |
| --- | --- |
| Code | 3315 |
| Title | Foundries |
| Level | 4 |
| Parent | 331 |
| Size standard | - |
| Footnote | - |

## Description

This industry group comprises establishments primarily engaged in pouring molten metal into molds or dies to form castings. Establishments making castings and further manufacturing, such as machining or assembling, a specific manufactured product are classified in the industry of the finished product. Foundries may perform operations, such as cleaning and deburring, on the castings they manufacture. More involved processes, such as tapping, threading, milling, or machining to tight tolerances, that transform castings into more finished products are classified elsewhere in the Manufacturing sec

## Sources

- Census NAICS: https://www.census.gov/naics/
- SBA size standards: https://www.sba.gov/document/support-table-size-standards

## API and MCP

- REST: GET https://samgovapi.io/api/v1/naics/3315/size-standard?revenue_usd=...
- MCP tools: naics_lookup, size_standard_check

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