2022 NAICS national industry in sector 31-33 Manufacturing
333921 Elevator and Moving Stairway Manufacturing
NAICS 333921 is the US industry code for elevator and moving stairway manufacturing. This U.S.
- Code
- 333921 (2022 NAICS)
- Title
- Elevator and Moving Stairway Manufacturing
- Part of
- Material Handling Equipment Manufacturing
- SBA small business limit
- Up to 1,000 employees
- Closest UK SIC
- 28110, 28120, 28131, 28132 and 2 more (details)
Changes coming. The NAICS 2027 revision applies to data from 1 January 2027, and SBA proposed new size standards on 20 August 2026. The values on this page are the ones in force today; we update this page when the official files change.
Official definition
This U.S. industry comprises establishments primarily engaged in manufacturing elevators and moving stairways.
Examples Census gives
- Automobile lifts (i.e., garage-type, service station) manufacturing
- Escalators manufacturing
- Moving walkways manufacturing
- Passenger and freight elevators manufacturing
When to use a different code
Census classifies these close-sounding activities somewhere else. Businesses mainly engaged in:
- Establishments primarily engaged in manufacturing commercial conveyor systems and equipment are classified in U.S. Industry 333922, Conveyor and Conveying Equipment Manufacturing.
Activities listed under 333921
The Census index assigns these 6 activities to this code. If your business matches one, this is your code.
- Automobile lifts (i.e., garage-type, service station) manufacturing
- Dumbwaiters manufacturing
- Elevators, passenger and freight, manufacturing
- Escalators manufacturing
- Stairways, moving, manufacturing
- Walkways, moving, manufacturing
SBA size standard for 333921
To count as a small business for SBA loans and federal contracts under NAICS 333921, your business (including affiliates) must not exceed 1,000 employees. Check your business.
Source: SBA table of size standards, effective March 17, 2023.
Closest UK SIC 2007 codes
There is no official one-to-one link between NAICS and UK SIC. These codes share the same international class (ISIC Rev. 4: 2816), so treat them as a starting point and check the definition.
- 28110Manufacture of engines and turbines, except aircraft, vehicle and cycle enginesUK SIC
- 28120Manufacture of fluid power equipmentUK SIC
- 28131Manufacture of pumpsUK SIC
- 28132Manufacture of compressorsUK SIC
- 28140Manufacture of taps and valvesUK SIC
- 28150Manufacture of bearings, gears, gearing and driving elementsUK SIC
Built from Census concordances 2022→2017 NAICS and 2017 NAICS→ISIC Rev. 4.
Similar codes to compare
Data last changed November 14, 2026. How this page is built.