> Enrich.chat gives AI agents verified work emails and mobiles. To use it from an agent, read https://enrich.chat/agents.md . This is the Markdown version of https://enrich.chat/naics/336413/ # NAICS code 336413: Other Aircraft Parts and Auxiliary Equipment Manufacturing The companies classified under NAICS 336413, where they are based, how big they are and how the code maps to SIC. By Enrich.chat Editorial. Updated October 22, 2026. **Short answer:** NAICS 336413 is the code for Other Aircraft Parts and Auxiliary Equipment Manufacturing, in sector 31-33: Manufacturing. The companies counted under it are mostly small: 76% have 200 or fewer employees, and 91% are headquartered in the United States. ## What is NAICS 336413? NAICS 336413 is the code for Other Aircraft Parts and Auxiliary Equipment Manufacturing. It belongs to sector 31-33: Manufacturing. NAICS, the North American Industry Classification System, is the standard U.S. government agencies use to sort businesses by what they mainly do, and each digit narrows the category. Most of the companies counted also carry SIC 3728, Manufacturing aircraft parts and equipment, in the older SIC system (86%). - 42% of the companies counted have 50 or fewer employees, and the middle one is in the 51 to 200 range. - The largest group is headquartered in the United States (91%). Within the US, California is the biggest state (20%). - Most were founded in the before 1960 (19%), then the 2000s (19%). **Figure: How NAICS 336413 is built.** The code 336413 split into its parts: sector 33, then subsector, industry group, NAICS industry and U.S. industry. *The six digits of NAICS 336413. Each digit narrows the category.* ## Which companies are classified under NAICS 336413? The biggest by headcount range include Spirit AeroSystems, Pcc Structurals, Transdigm Group, Bell Flight and Textron Systems. Names link to a company profile where we have one. | Company | Headquarters | Employees | | --- | --- | --- | | Pcc Structurals | Portland, OR | 10,001+ | | Transdigm Group | Cleveland, OH | 10,001+ | | Bell Flight | Fort Worth, TX | 5,001 to 10,000 | | Textron Systems | Haslet, TX | 1,001 to 5,000 | | Héroux-Devtek | Longueuil, Canada | 1,001 to 5,000 | | Nordam | Tulsa, OK | 1,001 to 5,000 | | Astronics | East Aurora, NY | 1,001 to 5,000 | | Ctrm Aero Composites | Melaka, Malaysia | 1,001 to 5,000 | | Cadence Aerospace | Anaheim, CA | 1,001 to 5,000 | | Aurora Flight Sciences | Manassas, VA | 501 to 1,000 | | Erickson Incorporated | Central Point, OR | 501 to 1,000 | | Qarbon Aerospace | Red Oak, TX | 501 to 1,000 | | Precision Aviation Group | Atlanta, GA | 501 to 1,000 | | Radius Aerospace | Hot Springs National Park, AR | 501 to 1,000 | | Leach International | Buena Park, CA | 501 to 1,000 | | Avantus Aerospace | Valencia, CA | 501 to 1,000 | | Global Ground Support | Olathe, KS | 501 to 1,000 | | Garuda Aerospace Private | Alwarpet, India | 201 to 500 | | Icon Aircraft | Vacaville, CA | 201 to 500 | | Field Aviation | Cincinnati, OH | 201 to 500 | | Field Aerospace | Oklahoma City, OK | 201 to 500 | | Hartzell Propeller | Piqua, OH | 201 to 500 | | Cpi Aerostructures | Edgewood, NY | 201 to 500 | | Tronair | Swanton, OH | 201 to 500 | | Aero Gear | Windsor, CT | 201 to 500 | The table shows the 25 biggest by headcount range, with ties broken by audience size. The charts and percentages below cover every company counted for this page, not just these 25, and companies with fewer than 11 employees are not counted. Headquarters is the location on each company's public profile. ## Where are NAICS 336413 companies based? The largest groups are headquartered in the United States (91%), India (4%) and Canada (2%). **Figure: Where companies in NAICS 336413 are based.** Bars for the share of counted companies in NAICS 336413 headquartered in each country: United States 91%, India 4%, Canada 2%. *Share of counted companies in NAICS 336413 by headquarters country.* Within the United States, California (20%), Florida (12%) and Kansas (9%) lead. **Figure: US headquarters of companies in NAICS 336413, by state.** A tile map of the United States shaded by the share of counted US companies in NAICS 336413 headquartered in each state. The largest are California 20%, Florida 12%, Kansas 9%. *Share of counted US companies in NAICS 336413 by headquarters state. The three largest states are outlined.* ## How big are the companies counted for NAICS 336413? 42% of them have 50 or fewer employees, and the middle one is in the 51 to 200 range. Companies with fewer than 11 employees are not counted. **Figure: Size of companies in NAICS 336413.** Seven columns for the share of counted companies in NAICS 336413 in each employee range: 11 to 50 42%, 51 to 200 34%, 201 to 500 13%, 501 to 1,000 5%, 1,001 to 5,000 4%, 5,001 to 10,000 1%, 10,001+ 2%. *Share of counted companies in NAICS 336413 in each employee range.* ## How old are NAICS 336413 companies? Most were founded in the before 1960 (19%), then the 2000s (19%). **Figure: When companies in NAICS 336413 were founded.** Eight columns for the share of counted companies in NAICS 336413 founded in each era: Before 1960 19%, 1960s 6%, 1970s 6%, 1980s 12%, 1990s 17%, 2000s 19%, 2010s 18%, 2020s 2%. *Share of counted companies in NAICS 336413 by the era they were founded in, for the ones that list a founding year.* ## How NAICS 336413 compares - 42% of companies in NAICS 336413 have 50 or fewer employees, against 60% across all NAICS codes on this site. - 20% were founded in 2010 or later, against 30% across all NAICS codes on this site. - Kansas holds 9% of the US companies here, against 1% across all NAICS codes on this site. ## How do NAICS 336413 companies describe themselves? A code is assigned by classification, and a company does not choose its own, so the label a company uses for itself can differ. The most common labels here are Aviation and Aerospace Component Manufacturing (52%), Airlines and Aviation (25%) and Aviation and Aerospace (16%). **Figure: How companies in NAICS 336413 describe themselves.** Bars for the share of counted companies in NAICS 336413 that give each industry on their public profile: Aviation and Aerospace Component Manufacturing 52%, Airlines and Aviation 25%, Aviation and Aerospace 16%. *Share of counted companies in NAICS 336413 by the industry they list on their public profile.* ## NAICS 336413 and the SIC system NAICS replaced SIC in 1997, but the two do not line up one to one: companies filed under one NAICS code can carry several SIC codes. These are the ones seen most. | Code | Title | Share of counted | | --- | --- | --- | | SIC 3728 | Manufacturing aircraft parts and equipment | 86% | | SIC 3721 | Manufacturing aircraft | 3% | | SIC 5088 | Wholesale transportation equipment | 2% | ## Where NAICS codes come from NAICS is maintained by the U.S. Census Bureau with Canada and Mexico and revised every five years; the current edition is NAICS 2022. To check exactly what a code includes, search the [official NAICS index](https://www.census.gov/naics/) or read the Census Bureau's [guide to understanding NAICS](https://www.census.gov/programs-surveys/economic-census/year/2022/guidance/understanding-naics.html). Pick a code by what a company mostly does, not by who it sells to. ## How do you reach the people at NAICS 336413 companies? The people to talk to are usually operations, supply chain and procurement leaders. You can build the list from this code in three prompts to your AI agent. ### 1. Count them (free) Counting who matches never uses credits. ```text Use www.enrich.chat to count the companies with NAICS code 336413 (Other Aircraft Parts and Auxiliary Equipment Manufacturing) ``` ### 2. Find the people (5 credits per person) Name the roles you sell to. Each person returned is 5 credits, and name, title and company are included. ```text Use www.enrich.chat to find the operations, supply chain and procurement leaders at companies with NAICS code 336413, with their titles ``` ### 3. Get their work emails (10 credits each) An email is 10 credits only when one is found. Every email comes with a status: verified, catch-all or unknown. ```text Use www.enrich.chat to find the work emails for these people and tell me which ones are verified ``` ## More to explore Codes next to it: [NAICS 336411: Aircraft Manufacturing](https://enrich.chat/naics/336411/) Others in sector 31-33: [NAICS 325412: Pharmaceutical Preparation Manufacturing](https://enrich.chat/naics/325412/)[NAICS 326199: All Other Plastics Product Manufacturing](https://enrich.chat/naics/326199/)[NAICS 339112: Surgical and Medical Instrument](https://enrich.chat/naics/339112/)[NAICS 336390: Other Motor Vehicle Parts Manufacturing](https://enrich.chat/naics/336390/)[NAICS 332710: Machine Shops](https://enrich.chat/naics/332710/)[NAICS 312130: Wineries](https://enrich.chat/naics/312130/)[NAICS 333111: Farm Machinery and Equipment Manufacturing](https://enrich.chat/naics/333111/)[NAICS 334413: Semiconductor and Related Device](https://enrich.chat/naics/334413/) ## Frequently asked questions ### What is NAICS code 336413? NAICS 336413 is the code for Other Aircraft Parts and Auxiliary Equipment Manufacturing, in sector 31-33: Manufacturing. ### What is the SIC code for NAICS 336413 (Other Aircraft Parts and Auxiliary Equipment Manufacturing)? 86% of the companies counted carry SIC 3728 (Manufacturing aircraft parts and equipment), but the two systems do not map one to one. ### Which companies are classified under NAICS 336413? The biggest by headcount range include Spirit AeroSystems, Pcc Structurals, Transdigm Group, Bell Flight and Textron Systems. The page lists 25 with links to their profiles where we have them. ### Where are NAICS 336413 companies based? The largest groups are headquartered in the United States (91%), India (4%) and Canada (2%). ### How big are the companies in NAICS 336413? 42% have 50 or fewer employees, and the middle one is in the 51 to 200 range. Companies with fewer than 11 employees are not counted. ### How do I find a company's NAICS code? Search the official NAICS index at the U.S. Census Bureau for the code that matches what the company mostly does. Public companies in the US also list a SIC code in their SEC EDGAR profile. ## Try this prompt Find the people at NAICS 336413 companies ```text Use www.enrich.chat to find the operations, supply chain and procurement leaders at companies with NAICS code 336413, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [NAICS 336411](https://enrich.chat/naics/336411/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)