333924 — Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing
Description
This U.S. industry comprises establishments primarily engaged in manufacturing industrial trucks, tractors, trailers, and stackers (i.e., truck-type) such as forklifts, pallet loaders and unloaders, and portable loading docks (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
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 3496 - Miscellaneous Fabricated Wire Products (via SIC1987:3496→NAICS1997:333924→2002:333924→2007:333924→2012:333924→2017:333924→2022:333924)
- SIC 3537 - Industrial Trucks, Tractors, Trailers, and Stackers (via SIC1987:3537→NAICS1997:333924→2002:333924→2007:333924→2012:333924→2017:333924→2022:333924)
- SIC 3799 - Transportation Equipment, NEC (via SIC1987:3799→NAICS1997:333924→2002:333924→2007:333924→2012:333924→2017:333924→2022:333924)
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 1670 — Parachutes; Aerial Pick Up, Delivery, Recovery Systems; Cargo Tie Down Equipment
- PSC 1740 — Airfield Specialized Trucks and Trailers
- PSC 2320 — Trucks and Truck Tractors, Wheeled
- PSC 2410 — Tractors, Full Tracked, Low Speed
- PSC 2420 — Tractors, Wheeled
- PSC 2430 — Tractors, Full Tracked, High Speed
- PSC 3920 — Materials Handling Equipment, Nonself- Propelled
- PSC 3990 — Miscellaneous Materials Handling Equipment.
- PSC 9999 — Miscellaneous Items
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 333924 valid in 2022? ▾
Yes, 333924 is a valid 6-digit 2022 NAICS national industry code representing 'Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing' under Sector 31-33 in the official classification index.
What is the SBA size standard for NAICS code 333924? ▾
The Small Business Administration (SBA) has established a small business size standard of 900 employees for NAICS code 333924 (Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing), calculated based on employees.
What is the legacy SIC equivalent for NAICS 333924? ▾
According to official Census Bureau concordance tables, NAICS code 333924 (Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 3496 - Miscellaneous Fabricated Wire Products, 3537 - Industrial Trucks, Tractors, Trailers, and Stackers, 3799 - Transportation Equipment, NEC.
Related Pages & Tools
Further regulatory reference links for NAICS code 333924:
- 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 333924 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Industrial Truck, Tractor, Trailer, and Stacker Machinery 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.