PSC 4610: Water Purification Equipment
4610 is the product and service code (PSC) federal agencies use for water purification equipment, in the water purification/sewage treatment 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
- 4
- Spending, FY2026
- $36.6 million
- Share to small businesses
- 66%
Open contracts with PSC 4610, due soonest
- Individual Water Treatment Device (IWTD) Laboratory Testing
Due in 34 daysNov 12, 2026
- Individual Water Treatment Device (IWTD) for Reduction/Removal of Toxic Industrial Chemicals and Materials
Due in 34 daysNov 12, 2026
Where 4610 sits in the PSC Manual
- Category: Product
- Group 46: Water Purification/Sewage Treatment
- Code 4610: Water Purification Equipment
NAICS codes used with PSC 4610
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with 4610 most often:
| NAICS | Industry | Spent, last 3 years |
|---|---|---|
| 333310 | Commercial and Service Industry Machinery Manufacturing | $49.7 million |
| 333318 | Other Commercial and Service Industry Machinery Manufacturing | $22.5 million |
| 221310 | Water Supply and Irrigation Systems | $17.3 million |
| 312112 | Bottled Water Manufacturing | $9.6 million |
| 339991 | Gasket, Packing, and Sealing Device Manufacturing | $3.1 million |
| 325998 | All Other Miscellaneous Chemical Product and Preparation Manufacturing | $2.7 million |
| 541380 | Testing Laboratories and Services | On 1 open |
Who buys under PSC 4610
Agencies with the most contract dollars under 4610 over the last three fiscal years, per USAspending.gov:
| Agency | Obligated |
|---|---|
| Defense Logistics Agency | $37.1 million |
| Department of Veterans Affairs | $19.6 million |
| Department of the Air Force | $17 million |
| Department of the Army | $16.4 million |
| Department of the Navy | $14.6 million |
| Department of State | $3.1 million |
| Bureau of Reclamation | $3.1 million |
| U.S. Coast Guard | $1.8 million |
On open notices right now, the most 4610 work comes from Dept of Defense, Department of the Interior and Department of Veterans Affairs.
Federal spending under PSC 4610 by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $37.4 million |
| FY2025 | $48.2 million |
| FY2026 | $36.6 million |
| FY2027 (so far) | $-3,723 |
Who wins PSC 4610 contracts
| Company | Obligated, last 3 years |
|---|---|
| Integrated Procurement Technologies | $12.5 million |
| Iwakuni City Waterworks Bureau | $9.3 million |
| Gta Containers, LLC | $7 million |
| Veolia WTS Solutions USA, Inc. | $6.3 million |
| Supplycore LLC | $5.8 million |
| Bromine Systems Inc | $5.4 million |
| SDV Office Systems LLC | $3.7 million |
| Fresenius USA, Inc | $3.6 million |
| Enviremedial Services, Inc. | $3.2 million |
| Katadyn Desalination, LLC | $2.8 million |
Related PSC codes
Frequently asked questions
What is PSC 4610?
4610 is the product code in the federal Product and Service Code (PSC) Manual for water purification equipment, under 46 (Water Purification/Sewage Treatment). 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 4610?
Most federal contract dollars under PSC 4610 go with NAICS 333310 (Commercial and Service Industry Machinery Manufacturing), 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 4610?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. 4 open notices use PSC 4610 right now. FedReady can match new ones to your business and email you, free.