NAICS Code 331311: Alumina Refining
National industry Retired code (NAICS 2007)
Definition
This U.S. industry comprises establishments primarily engaged in refining alumina (i.e., aluminum oxide) generally from bauxite.
Code facts
- Part of
-
-
31-33
-
331
-
3313
- 33131
-
3313
-
331
-
31-33
NAICS codes and definitions come from the U.S. Census Bureau.
Business activities under NAICS 331311
- Alumina refining
- Aluminum oxide refining
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Contract opportunities
| Notice | Posted | Due |
|---|---|---|
| Quote for 1000 bags of Brown Aluminum Oxide, Grit#16 |
Size standard history
Federal Register rules that named this code
From the NAICS codes each rule's amendments to 13 CFR 121.201 name. Rules that print their size standard tables as images aren't listed.
Quick answers
What is NAICS 331311?
NAICS 331311 is Alumina Refining, a national industry in NAICS 31-33, Manufacturing.
Is NAICS 331311 still used?
NAICS 331311 comes from the 2007 edition of NAICS and isn't in later editions. Older contracts still carry it.
When did the size standard for NAICS 331311 last change?
The most recent Federal Register rule on record that names NAICS 331311 in the SBA's size standards is "Small Business Size Standards; Adoption of Size Standards by 2002 North American Industry Classification System for Size Standards" (67 FR 56905), published Sep 6, 2002 and effective Oct 1, 2002.
What is the latest contract opportunity under NAICS 331311?
The latest contract opportunity under NAICS 331311 is Quote for 1000 bags of Brown Aluminum Oxide, Grit#16, award notice from Naval Supply Systems Command (Navy), posted August 26, 2009.
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