NAICS 335991 — Carbon and Graphite Product Manufacturing 
BEA sector: Carbon and graphite product manufacturing
Activity: Brush blocks, carbon or molded graphite, manufacturing
Activity: Brushes and brush stock contacts, electric, carbon and graphite, manufacturing
Activity: Brushplates, carbon or graphite, manufacturing
Activity: Carbon electrodes and contacts, electric, manufacturing
Activity: Carbon specialties for aerospace use (except gaskets) manufacturing
Activity: Carbon specialties for electrical use manufacturing
Activity: Carbon specialties for mechanical use (except gaskets) manufacturing
Activity: Carbons, electric, manufacturing
Activity: Carbons, lighting, manufacturing
Activity: Contacts, electrical, carbon and graphite, manufacturing
Activity: Electrodes for thermal and electrolytic uses, carbon and graphite, manufacturing
Activity: Fibers, carbon and graphite, manufacturing
Activity: Graphite electrodes and contacts, electric, manufacturing
Activity: Graphite specialties for aerospace use (except gaskets) manufacturing
Activity: Graphite specialties for electrical use manufacturing
Activity: Graphite specialties for mechanical use (except gaskets) manufacturing
Activity: Heat shields, carbon or graphite, manufacturing
Activity: Lighting carbons manufacturing
Activity: Metal-graphite product manufacturing