PSC 3660: Industrial Size Reduction Machinery
3660 is the product and service code (PSC) federal agencies use for “Industrial Size Reduction Machinery”, in the “Special Industry Machinery” 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
- Federal contract spending, FY2025
- $474,995
- Share of contract dollars to small businesses, since FY2024
- 99%
Open count as of Nov 6, 2026, 9:28 PM ET. The search counts live, so its total can differ by a notice or two.
Open PSC 3660 contracts with 2+ days to respond
- Radia Paint Shakers
Due in 3 daysNov 9, 2026, 10:00 AM EST
Where 3660 sits in the PSC Manual
- Category: Product
- Group 36: Special Industry Machinery
- Code 3660: Industrial Size Reduction Machinery
NAICS codes used with PSC 3660
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with 3660 most often:
| NAICS | Industry | Spent, last 3 years | Open with PSC 3660 |
|---|---|---|---|
| 333111 | Farm Machinery and Equipment Manufacturing | $360,000 | — |
| 333248 | All Other Industrial Machinery Manufacturing | $110,500 | 1 |
| 333310 | Commercial and Service Industry Machinery Manufacturing | $39,094 | — |
| 334515 | Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals | $16,400 | — |
Open contracts under each code, with any PSC: NAICS 333111 · NAICS 333248 · NAICS 333310 · NAICS 334515
Who buys under PSC 3660
Agencies with the most contract dollars under 3660 over the last three fiscal years, per USAspending.gov. Each name links to that agency's open contracts and buying history:
| Agency | Obligated |
|---|---|
| U.S. Fish and Wildlife Service | $360,000 |
| Department of the Air Force | $110,500 |
| U.S. Special Operations Command | $39,094 |
| Smithsonian Institution | $16,400 |
Federal spending under PSC 3660 by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $39,094 |
| FY2025 | $474,995 |
| FY2026 (incomplete) | -$40 |
Headline figures use FY2025, the last complete year. FY2026 is still incomplete and will rise until about early January 2027 as Defense data arrives: USAspending.gov publishes Defense contracts 90 days after they're signed. FY2027 began October 1, 2026; it's left out until Defense data for it starts to arrive.
Who wins PSC 3660 contracts
| Company | Obligated, last 3 years |
|---|---|
| Leslie Equipment Co | $360,000 |
| MDS L.L.C. | $110,500 |
| Data Security, Inc | $39,094 |
| Virginia Diodes, Inc. | $16,400 |
Linked names have a FedReady profile, which shows the NAICS codes a business is registered as small under. Most large companies have none.
Large prime contractors (companies that hold the contract with the agency) subcontract part of their work to small businesses. See which primes subcontract, by NAICS code.
Research PSC 3660 work
By the NAICS codes this work goes with, the one with the most spending first: who won recently, contracts ending soon, agencies' planned buys and the large primes that subcontract it, nationwide. Each code shows only the pages that exist for it:
- 333111 Farm Machinery and Equipment Manufacturing: who won recently · planned buys. Not available for 333111 yet: contracts ending in the next 12 months or large primes that subcontract. Its NAICS page shows who buys it.
- 333248 All Other Industrial Machinery Manufacturing: who won recently · planned buys · large primes that subcontract
- 333310 Commercial and Service Industry Machinery Manufacturing: who won recently · contracts ending in the next 12 months · large primes that subcontract
Related PSC codes
- 3605 Food Products Machinery and Equipment
- 3610 Printing, Duplicating, and Bookbinding Equipment
- 3611 Industrial Marking Machines
- 3615 Pulp and Paper Industries Machinery
- 3620 Rubber and Plastics Working Machinery
- 3625 Textile Industries Machinery
- 3630 Clay and Concrete Products Industries Machinery
- 3635 Crystal and Glass Industries Machinery
- 3640 Tobacco Manufacturing Machinery
- 3645 Leather Tanning and Leather Working Industries Machinery
Frequently asked questions
What is PSC 3660?
3660 is the product code in the federal Product and Service Code (PSC) Manual named “Industrial Size Reduction Machinery”, under 36 (Special Industry Machinery). 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 3660?
Most federal contract dollars under PSC 3660 go with NAICS 333111 (Farm Machinery and Equipment 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 3660?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. 1 open notice uses PSC 3660 right now. FedReady can match new ones to your business and email you, free.
Keep going
Sources: SAM.gov Contract Opportunities, USAspending.gov and the PSC Manual. How we count.