PSC 4310: Compressors and Vacuum Pumps
4310 is the product and service code (PSC) federal agencies use for compressors and vacuum pumps, in the pumps and compressors 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
- 9
- Spending, FY2026
- $142.2 million
- Share to small businesses
- 74%
Open contracts with PSC 4310, due soonest
- NEW - CTX Oil-Free Scroll Air Compressor
Due in 3 daysOct 13, 2026
- USNS COMFORT (T-AH 20) High Pressure Reciprocating Air Compressor
Due in 5 daysOct 15, 2026
- Bauer Rebuild Kit
Due in 6 daysOct 16, 2026
- COMPRESSOR TOOL KIT
Due in 34 daysNov 12, 2026
- Special Industrial Manufacturing Equipment and Parts (Vacuum, Mixing, and Grinding)
✦ Naval Surface Warfare Center Indian Head Division in Maryland wants to set up Blanket Purchase Agreements (BPAs, standing agreements for repeat buys) with small businesses that…
Due in 763 daysNov 11, 2028
Where 4310 sits in the PSC Manual
- Category: Product
- Group 43: Pumps and Compressors
- Code 4310: Compressors and Vacuum Pumps
NAICS codes used with PSC 4310
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with 4310 most often:
| NAICS | Industry | Spent, last 3 years |
|---|---|---|
| 333912 | Air and Gas Compressor Manufacturing | $175.5 million |
| 333914 | Measuring, Dispensing, and Other Pumping Equipment Manufacturing | $89.3 million |
| 334419 | Other Electronic Component Manufacturing | $88 million |
| 334412 | Bare Printed Circuit Board Manufacturing | $32.5 million |
| 334220 | Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing | $9.1 million |
| 332999 | All Other Miscellaneous Fabricated Metal Product Manufacturing | $9.1 million |
| 333248 | All Other Industrial Machinery Manufacturing | On 1 open |
| 333415 | Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing | On 1 open |
Who buys under PSC 4310
Agencies with the most contract dollars under 4310 over the last three fiscal years, per USAspending.gov:
| Agency | Obligated |
|---|---|
| Defense Logistics Agency | $281.1 million |
| Department of the Navy | $133.4 million |
| Department of the Army | $15.5 million |
| Department of the Air Force | $14.6 million |
| Department of Veterans Affairs | $5.8 million |
| National Aeronautics and Space Administration | $3.4 million |
| U.S. Coast Guard | $3.3 million |
| Bureau of Reclamation | $3 million |
On open notices right now, the most 4310 work comes from Dept of Defense, Department of State and Department of Veterans Affairs.
Federal spending under PSC 4310 by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $130.1 million |
| FY2025 | $194 million |
| FY2026 | $142.2 million |
| FY2027 (so far) | $0 |
Who wins PSC 4310 contracts
| Company | Obligated, last 3 years |
|---|---|
| Fairwinds Technologies LLC | $89.9 million |
| Rix Industries | $54.7 million |
| Itl LLC | $34.4 million |
| Curtiss-Wright Electro-Mechanical Corp | $30.5 million |
| Argo Turboserve Corporation | $24.4 million |
| Meggitt Defense Systems, Inc. | $18.4 million |
| AR1 | $14.4 million |
| Atlantic Diving Supply, Inc. | $14.4 million |
| Johnson Controls Navy Systems, LLC | $13.1 million |
| Eci Defense Group, Inc. | $8.5 million |
Related PSC codes
Frequently asked questions
What is PSC 4310?
4310 is the product code in the federal Product and Service Code (PSC) Manual for compressors and vacuum pumps, under 43 (Pumps and Compressors). 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 4310?
Most federal contract dollars under PSC 4310 go with NAICS 333912 (Air and Gas Compressor 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 4310?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. 9 open notices use PSC 4310 right now. FedReady can match new ones to your business and email you, free.