NAICS Code 333922: Conveyor and Conveying Equipment Manufacturing
National industry
SBA small business size standard: 500 employees
Definition
This U.S. industry comprises establishments primarily engaged in manufacturing conveyors and conveying equipment, such as gravity conveyors, trolley conveyors, tow conveyors, pneumatic tube conveyors, carousel conveyors, farm conveyors, and belt conveyors.
Government contracts for this product: PSC 3990 Miscellaneous Materials Handling Equipment
Code facts
- Part of
-
-
31-33
-
333
-
3339
- 33392
-
3339
-
333
-
31-33
- Contract awards
- 109 In the last 12 months
- Contract obligations
- $48,678,683 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau, size standards from the SBA and contract spending from SAM.gov/FPDS.
Business activities under NAICS 333922
- Belt conveyor systems manufacturing
- Buckets, elevator or conveyor, manufacturing
- Carousel conveyors (e.g., luggage) manufacturing
- Coal and ore conveyors manufacturing
- Conveyors, farm-type, manufacturing
- Farm-type conveyors manufacturing
- Mine conveyors manufacturing
- Overhead conveyors manufacturing
- Passenger baggage belt loaders (except industrial truck) manufacturing
- Pneumatic tube conveyors manufacturing
- Screw conveyors manufacturing
Looking for another activity? Search the NAICS code lookup or browse business activities from A to Z.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | -$8,263 |
| FY2026 | $40,911,279 |
| FY2025 | $48,678,683 |
| FY2024 | $102,556,560 |
| FY2023 | $63,764,496 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Werres Corporation | $19,310,942 | |
| 2 | Conveyor Handling Company, Inc. | $3,801,980 | |
| 3 | Advantaged Solutions, LLC | $3,760,989 | |
| 4 | Warehouse One, Inc. | $3,461,346 | |
| 5 | Jered LLC | $2,628,692 | |
| 6 | U.s. Materials Handling Corporation | $1,128,569 | |
| 7 | Scarlett Inc. | $786,645 | |
| 8 | 10Gfedsupply, LLC | $689,822 | |
| 9 | Better Engineering Manufacturing Inc. | $492,920 | |
| 10 | Nga3 Services LLC | $420,752 |
See the full FY2025 ranking of NAICS 333922 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Defense Logistics Agency | $30,299,783 | |
| 2 | Air Force | $6,825,287 | |
| 3 | Department of Veterans Affairs | $970,526 | |
| 4 | Department of the Army | $791,509 | |
| 5 | Department of the Navy | $683,823 | |
| 6 | Department of Agriculture | $655,520 | |
| 7 | Department of the Treasury | $430,752 | |
| 8 | Department of Homeland Security | $164,834 | |
| 9 | General Services Administration | $42,750 | |
| 10 | Defense Health Agency | $38,232 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | 3990 Miscellaneous Materials Handling Equipment | $35,342,773 | |
| 2 | 3910 Conveyors | $1,946,566 | |
| 3 | 3419 Miscellaneous Machine Tools | $786,645 | |
| 4 | J039 Maintenance, Repair and Rebuilding of Equipment: Materials Handling Equipment | $530,385 | |
| 5 | 3685 Specialized Metal Container Manufacturing Machinery and Related Equipment | $492,920 | |
| 6 | J036 Maintenance, Repair and Rebuilding of Equipment: Special Industry Machinery | $328,193 | |
| 7 | 3915 Materials Feeders | $211,370 | |
| 8 | 4250 Recycling and Reclamation Equipment | $161,750 | |
| 9 | J065 Maintenance, Repair and Rebuilding of Equipment: Medical, Dental, and Veterinary Equipment and Supplies | $146,840 | |
| 10 | 3710 Soil Preparation Equipment | $143,600 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Maryland | $13,118,220 | |
| 2 | Virginia | $10,486,089 | |
| 3 | District of Columbia | $3,760,989 | |
| 4 | Ohio | $3,284,185 | |
| 5 | Georgia | $2,628,558 | |
| 6 | Pennsylvania | $849,620 | |
| 7 | New Jersey | $845,550 | |
| 8 | Illinois | $799,100 | |
| 9 | Washington | $780,025 | |
| 10 | Missouri | $476,500 | |
| 11 | California | $435,913 | |
| 12 | Colorado | $420,752 | |
| 13 | Tennessee | $401,112 | |
| 14 | Kansas | $286,693 | |
| 15 | Florida | $271,563 | |
| 16 | Arizona | $239,970 | |
| 17 | South Carolina | $233,478 | |
| 18 | North Carolina | $169,032 | |
| 19 | Texas | $154,922 | |
| 20 | New Mexico | $152,936 | |
| 21 | Wisconsin | $131,554 | |
| 22 | Massachusetts | $88,346 | |
| 23 | Oklahoma | $80,342 | |
| 24 | New York | $67,745 | |
| 25 | Michigan | $61,078 | |
| 26 | Guam | $44,391 | |
| 27 | Indiana | $43,050 | |
| 28 | Delaware | $31,926 | |
| 29 | Iowa | $19,000 | |
| 30 | Hawaii | $14,045 | |
| 31 | Kentucky | $6,840 | |
| 32 | Arkansas | $874 |
Show all 32
Shares are of everything obligated under NAICS 333922 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 40 more
Latest 50 of 2,348 listed here. See the rest on GovTribe.
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 333922?
NAICS 333922 is Conveyor and Conveying Equipment Manufacturing, a national industry in NAICS 31-33, Manufacturing.
What is the NAICS code for mine conveyors manufacturing?
The NAICS code for mine conveyors manufacturing is 333922, Conveyor and Conveying Equipment Manufacturing.
What is the NAICS code for screw conveyors manufacturing?
The NAICS code for screw conveyors manufacturing is 333922, Conveyor and Conveying Equipment Manufacturing.
What is the NAICS code for overhead conveyors manufacturing?
The NAICS code for overhead conveyors manufacturing is 333922, Conveyor and Conveying Equipment Manufacturing.
When did the size standard for NAICS 333922 last change?
The most recent Federal Register rule on record that names NAICS 333922 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.
How much do federal agencies spend under NAICS 333922?
Federal contracts under NAICS 333922 obligated $48,678,683 in fiscal year 2025 and $255,902,754 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 333922?
The contractors with the most obligated under NAICS 333922 in fiscal years 2026 and 2027 are Werres Corporation ($19,310,942); Conveyor Handling Company, Inc. ($3,801,980); and Advantaged Solutions, LLC ($3,760,989).
Which agencies buy the most under NAICS 333922?
The agencies that obligated the most under NAICS 333922 in fiscal years 2026 and 2027 are Defense Logistics Agency ($30,299,783), Air Force ($6,825,287) and Department of Veterans Affairs ($970,526).
Which PSC codes are used with NAICS 333922?
The PSC codes with the most obligated under NAICS 333922 in fiscal years 2026 and 2027 are 3990 Miscellaneous Materials Handling Equipment, 3910 Conveyors and 3419 Miscellaneous Machine Tools.
Where is the work under NAICS 333922 performed?
By place of performance, the states with the most contract obligations under NAICS 333922 over the last 12 months are Maryland ($13,118,220), Virginia ($10,486,089) and the District of Columbia ($3,760,989).
What is the latest contract opportunity under NAICS 333922?
The latest contract opportunity under NAICS 333922 is Roller, conveyor, solicitation from Construction and Equipment (DLA), posted November 11, 2026.
On GovTribe
See everything under NAICS 333922
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