NAICS 327992: Ground or Treated Mineral and Earth Manufacturing
This U.S. industry comprises establishments primarily engaged in calcining, dead burning, or otherwise processing beyond beneficiation, clays, ceramic and refractory minerals, barite, and miscellaneous nonmetallic minerals.
- NAICS code
- 327992
- Title
- Ground or Treated Mineral and Earth Manufacturing
- Sector
- 31-33 Manufacturing
- Subsector
- 327 Nonmetallic Mineral Product Manufacturing
- Industry group
- 3279 Other Nonmetallic Mineral Product Manufacturing
- NAICS industry
- 32799 All Other Nonmetallic Mineral Product Manufacturing
- SBA size standard
- 600 employees
- Open bids on BidRover
- 0
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Browse all open bidsFrequently asked questions
What is NAICS code 327992?
NAICS 327992 is "Ground or Treated Mineral and Earth Manufacturing" in the 2022 North American Industry Classification System, in sector 31-33 (Manufacturing). This U.S. industry comprises establishments primarily engaged in calcining, dead burning, or otherwise processing beyond beneficiation, clays, ceramic and refractory minerals, barite, and miscellaneous nonmetallic minerals.
What is the SBA size standard for NAICS 327992?
A business is small under NAICS 327992 at or below 600 employees, including affiliates (13 CFR 121.201). Confirm the standard named in each solicitation.
How many government bids are open under NAICS 327992?
No open bid in BidRover cites NAICS 327992 right now. Many state and local notices do not list a NAICS code, so a keyword alert for this work catches more of them.
How do I get alerts for NAICS 327992 bids?
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Title and definition: U.S. Census Bureau, North American Industry Classification System (NAICS), 2022. Size standard: U.S. Small Business Administration, Small Business Size Standards, 13 CFR 121.201 (eCFR text as of Oct 21, 2026). Bid counts come from official public sources and refresh every hour; confirm the code and size standard in each solicitation.