PSC 4540: Waste Disposal Equipment
4540 is the product and service code (PSC) federal agencies use for waste disposal equipment, in the plumbing, heating, waste disposal group. Here are the contracts open under it now, the NAICS codes it pairs with, and who buys and wins this work.
- Open contracts now
- 1
- Spending, FY2026
- $11.3 million
- Share to small businesses
- 92%
Open contracts with PSC 4540, due soonest
- TECHNOLOGY LICENSING OPPORTUNITY: Heat Pipe Reactor Wick and Fill Platform
Due in 55 daysDec 4, 2026
Where 4540 sits in the PSC Manual
- Category: Product
- Group 45: Plumbing, Heating, Waste Disposal
- Code 4540: Waste Disposal Equipment
NAICS codes used with PSC 4540
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with 4540 most often:
| NAICS | Industry | Spent, last 3 years |
|---|---|---|
| 541330 | Engineering Services | $21.8 million |
| 562213 | Solid Waste Combustors and Incinerators | $10 million |
| 562991 | Septic Tank and Related Services | $6.3 million |
| 332913 | Plumbing Fixture Fitting and Trim Manufacturing | $6.3 million |
| 333310 | Commercial and Service Industry Machinery Manufacturing | $2 million |
| 332439 | Other Metal Container Manufacturing | $1.5 million |
| 333415 | Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing | On 1 open |
Who buys under PSC 4540
Agencies with the most contract dollars under 4540 over the last three fiscal years, per USAspending.gov:
| Agency | Obligated |
|---|---|
| Department of the Army | $29 million |
| Department of the Navy | $11.5 million |
| Defense Logistics Agency | $9.7 million |
| Department of Veterans Affairs | $2.1 million |
| Department of the Air Force | $1.4 million |
| National Park Service | $1.4 million |
| Federal Prison System / Bureau of Prisons | $1.3 million |
| Office of the Assistant Secretary for Financial Resources | $903,687 |
Federal spending under PSC 4540 by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $39.2 million |
| FY2025 | $12 million |
| FY2026 | $11.3 million |
| FY2027 (so far) | $11,222 |
Who wins PSC 4540 contracts
| Company | Obligated, last 3 years |
|---|---|
| Bio Response Solutions Inc | $21.8 million |
| Flightfab, Inc. | $11.2 million |
| Vantex Service Corporation | $3.6 million |
| Tactical & Survival Specialties, LLC | $3 million |
| T Bailey, LLC | $784,000 |
| D'S Ventures, LLC | $706,730 |
| Air Burners, Inc. | $619,491 |
| Air Pollution Control Products Inc | $618,760 |
| R P M Supply Corporation | $614,971 |
| Wise Environmental Solutions Inc | $594,722 |
Related PSC codes
- 4510 Plumbing Fixtures and Accessories
- 4520 Space and Water Heating Equipment
- 4530 Fuel Burning Equipment Units
Frequently asked questions
What is PSC 4540?
4540 is the product code in the federal Product and Service Code (PSC) Manual for waste disposal equipment, under 45 (Plumbing, Heating, Waste Disposal). Agencies put a PSC on every contract to record what they bought.
What is the difference between a PSC and a NAICS code?
A PSC describes what the government is buying. A NAICS code describes the industry of the business doing the work, and it sets the SBA size standard for small business set-asides. Every contract notice has both.
Which NAICS code goes with PSC 4540?
Most federal contract dollars under PSC 4540 go with NAICS 541330 (Engineering Services), according to USAspending.gov. The contracting officer picks the NAICS code for each solicitation, so check the notice.
How do I find contracts that use PSC 4540?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. 1 open notices use PSC 4540 right now. FedReady can match new ones to your business and email you, free.