NAICS Code 335991 — Carbon and Graphite Product Manufacturing
National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is one of 2 national industries under 33599 (All Other Electrical Equipment and Component Manufacturing).
| Code | 335991 |
|---|---|
| Title | Carbon and Graphite Product Manufacturing |
| Level | National Industry (6-digit) |
| Edition | NAICS 2022 edition |
| SBA size standard | 900 employees |
Official definition (2022 NAICS)
This U.S. industry comprises establishments primarily engaged in manufacturing carbon, graphite, and metal-graphite brushes and brush stock; carbon or graphite electrodes for thermal and electrolytic uses; carbon and graphite fibers; and other carbon, graphite, and metal-graphite products.
Cross-References.
Is a business under 335991 "small"?
Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 335991 qualifies as a small business if it does not exceed 900 employees. Small-business status determines eligibility for federal set-aside contracts, SAM.gov certifications and SBA loan programs — employee count is averaged over the latest 24 months.
Where 335991 sits in the hierarchy
| Level | Code | Title |
|---|---|---|
| Sector | 31-33 | Manufacturing |
| Subsector | 335 | Electrical Equipment, Appliance, and Component Manufacturing |
| Industry Group | 3359 | Other Electrical Equipment and Component Manufacturing |
| NAICS Industry | 33599 | All Other Electrical Equipment and Component Manufacturing |
| National Industry | 335991 | Carbon and Graphite Product Manufacturing |
Related SIC codes
Via the official U.S. Census concordance (1987 SIC ↔ NAICS), shown only where the industry definition is unchanged in NAICS 2022.
| SIC code | Title |
|---|---|
3624 | Carbon and Graphite Products |
Related National Industry codes
335999— All Other Miscellaneous Electrical Equipment and Component Manufacturing
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Data: official 2022 NAICS structure, descriptions and Census concordances, U.S. Census Bureau — U.S. government works in the public domain (17 U.S.C. §105). Suggested reference, not an official determination.