493190 — Other Warehousing and Storage
Description
This industry comprises establishments primarily engaged in operating warehousing and storage facilities (except general merchandise, refrigerated, and farm product warehousing and storage).
Illustrative Examples
- Bulk petroleum storage
- Lumber storage terminals
- Document storage and warehousing
- Whiskey warehousing
Exclusions & Cross-References
- Renting or leasing space for self-storage--are classified in Industry 531130, Lessors of Miniwarehouses and
- Self-Storage Units;
- Storing hazardous materials for treatment and disposal--are classified in U.S. Industry 562211, Hazardous
- Waste Treatment and Disposal;
- Operating general warehousing and storage facilities--are classified in Industry 493110, General
- Warehousing and Storage;
- Wholesaling crude petroleum and petroleum products from bulk liquid storage facilities--are classified in
- Industry 424710, Petroleum Bulk Stations and Terminals;
- Operating refrigerated warehousing and storage facilities--are classified in Industry 493120, Refrigerated
- Warehousing and Storage;
- Operating farm product warehousing and storage facilities (except refrigerated)--are classified in Industry
- 493130, Farm Product Warehousing and Storage;
Overview Facts
| NAICS Code | 493190 |
|---|---|
| Industry Title | Other Warehousing and Storage |
| SBA Size Standard | $36,500,000 |
| U.S. Establishments | 2,670 (Census CBP, 2023) |
| IRS PBA Code | 493100 (rolled-up match) |
| Sectors Hierarchy | Sector 48-49 → 493 → 4931 |
| Source / Verified | US Census 2022 NAICS Manual, Census CBP / 2026-06-28 |
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 4226 - Special Warehousing and Storage, NEC (via SIC1987:4226→NAICS1997:49319→2002:493190→2007:493190→2012:493190→2017:493190→2022:493190)
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 8145 — Specialized Shipping and Storage Containers
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 493190:
- Sector 48-49 Directory Hub — List of related industries in the Transportation and Warehousing sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- 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.
Related Industries in 4931
Frequently Asked Questions (FAQ)
Is 493190 a valid 2022 NAICS code?
NAICS 493190 is 'Other Warehousing and Storage', a 2022 U.S. national industry under Sector 48-49 (Transportation and Warehousing); the SBA small-business size standard is $36,500,000.
What is the SBA size standard for NAICS 493190?
The SBA small business size standard for NAICS 493190 is $36,500,000 (based on receipts).
What is the legacy SIC code mapping for 493190?
NAICS code 493190 maps to the legacy 1987 SIC codes: 4226 - Special Warehousing and Storage, NEC.