# NAICS code for manufacturing The NAICS code for manufacturing is 31-33 (Manufacturing). Depending on the work, 332710 (Machine Shops) or 339999 (All Other Miscellaneous Manufacturing) may fit better. Manufacturing is sector 31-33; choose the 6-digit code for the product. The Manufacturing sector comprises establishments engaged in the mechanical, physical, or chemical transformation of materials, substances, or components into new products.Source: NAICS 2022 (Census).Official source: [U.S. Census Bureau NAICS](https://www.census.gov/naics/) | Industry | Manufacturing | | --- | --- | | Primary NAICS | [31-33](https://samgovapi.io/naics/31-33) | | Title | Manufacturing | Manufacturing is sector 31-33; choose the 6-digit code for the product. ## Other codes to consider | Code | Title | Size standard | | --- | --- | --- | | [31-33](https://samgovapi.io/naics/31-33) | Manufacturing | - | | [332710](https://samgovapi.io/naics/332710) | Machine Shops | 500 employees | | [339999](https://samgovapi.io/naics/339999) | All Other Miscellaneous Manufacturing | 550 employees | ## What NAICS 31-33 covers The Manufacturing sector comprises establishments engaged in the mechanical, physical, or chemical transformation of materials, substances, or components into new products. The assembling of component parts of manufactured products is considered manufacturing, except in cases where the activity is appropriately classified in Sector 23, Construction. ## Examples classified under 31-33 - Animal feed mills, dog and cat, manufacturing - Animal feeds, prepared, dog and cat, manufacturing - Alfalfa meal, dehydrated, manufacturing - Alfalfa prepared as feed for animals - Barley flour manufacturing - Batters, prepared, made in flour mills - Bran and other residues of milling rice - Brewers' rice manufacturing ## Also searched as consumer goods manufacturing, manufacturer, metal manufacturing ## Get this as JSON ``` curl "https://samgovapi.io/api/v1/naics/31-33" \ -H "Authorization: Bearer sg_YOUR_KEY" ``` MCP tool: `naics_lookup`Keys start free, with no card. [Get a free API key](https://samgovapi.io/sign-up) or read the [docs](https://samgovapi.io/docs). ## Questions What is the NAICS code for manufacturing?The NAICS code most used for manufacturing is 31-33, Manufacturing. Depending on the work, 332710, 339999 may fit better.How do I choose between the codes for manufacturing?Manufacturing is sector 31-33; choose the 6-digit code for the product.Can I list more than one NAICS code?Yes. A SAM.gov registration can list many NAICS codes with one marked primary; each solicitation names the single code that applies to it. ## Related - [NAICS 31-33](https://samgovapi.io/naics/31-33) - [NAICS code lookup](https://samgovapi.io/naics-code-lookup) - [Size standard checker](https://samgovapi.io/size-standard-checker) - [NAICS code for an industry](https://samgovapi.io/naics-code-for)Independent. Not affiliated with, endorsed by or sponsored by GSA, SAM.gov or any U.S. government agency. Registering in SAM.gov is free at sam.gov.

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