NAICS 335991 – Carbon and Graphite Product Manufacturing

Browse 7+ active federal contract opportunities classified under NAICS 335991.

Recent Opportunities

• 59--HOLDER,ELECTRICAL C
  Agency: DEPT OF DEFENSE Posted: Jul 27, 2026 Due: Aug 4, 2026 NAICS: 335991 Set-Aside: SBA
• Carbon Filter Pellet Removal and Replacement
  Agency: DEPT OF DEFENSE Posted: Jul 17, 2026 Due: Aug 4, 2026 NAICS: 335991 Set-Aside: NONE Location: AK
• 59--BRUSH,ELECTRICAL CO
  Agency: DEPT OF DEFENSE Posted: Jun 25, 2026 Due: Jul 6, 2026 NAICS: 335991 Set-Aside: SBA
• RING,ELECTRICAL CON
  Agency: DEPT OF DEFENSE Posted: Jun 25, 2026 Due: Jul 27, 2026 NAICS: 335991
• Collaboration Opportunity: Scalable Production of 3D Graphene from Coal/Petroleum Pitch for Advanced Energy Applications
  Agency: ENERGY, DEPARTMENT OF Posted: Apr 6, 2026 Due: Jul 6, 2026 NAICS: 335991
• Electrical Brush
  Agency: DEPT OF DEFENSE Posted: Dec 17, 2025 Due: Dec 23, 2026 NAICS: 335991 Set-Aside: NONE
• CHARCOAL
  Agency: DEPT OF DEFENSE Posted: Oct 2, 2025 Due: Oct 9, 2025 NAICS: 335991 Set-Aside: SBA

Data sourced from SAM.gov. Updated daily. Last updated: July 28, 2026.