324191 — Petroleum Lubricating Oil and Grease Manufacturing
Description
This U.S. industry comprises establishments primarily engaged in blending or compounding refined petroleum to make lubricating oils and greases and/or re-refining used petroleum lubricating oils (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Exclusions & Cross-References
- Refining crude petroleum and manufacturing lubricating oils and greases--are classified in Industry
- 324110, Petroleum Refineries; and
- Manufacturing synthetic lubricating oils and greases--are classified in U.S. Industry 325998, All Other
- Miscellaneous Chemical Product and Preparation Manufacturing.
Overview Facts
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 2992 - Lubricating Oils and Greases (via SIC1987:2992→NAICS1997:324191→2002:324191→2007:324191→2012:324191→2017:324191→2022:324191)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC 3835 — Petroleum Production and Distribution Equipment
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 324191 valid in 2022? ▾
Yes, 324191 is a valid 6-digit 2022 NAICS national industry code representing 'Petroleum Lubricating Oil and Grease Manufacturing' under Sector 31-33 in the official classification index.
What is the SBA size standard for NAICS code 324191? ▾
The Small Business Administration (SBA) has established a small business size standard of 900 employees for NAICS code 324191 (Petroleum Lubricating Oil and Grease Manufacturing), calculated based on employees.
What is the legacy SIC equivalent for NAICS 324191? ▾
According to official Census Bureau concordance tables, NAICS code 324191 (Petroleum Lubricating Oil and Grease Manufacturing) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 2992 - Lubricating Oils and Greases.
Related Pages & Tools
Further regulatory reference links for NAICS code 324191:
- Sector 31-33 Directory Hub — List of related industries in the Manufacturing sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- NAICS 324191 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Petroleum Lubricating Oil and Grease Manufacturing).
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.