PSC codes › 6620
PSC 6620 — Engine Instruments: federal contracts
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What PSC 6620 covers
Description: Engine Instruments
Includes: All Engine Instruments, including Aircraft, Marine, and Vehicular; Fuel Pressure Gages; Manifold Pressure Gages; Oil Pressure Gages; Fuel Mixture Indicators; Engine Oil and Fuel Warning Devices.
Notes: Instruments designed for use on both engines and other than engines are not included in this class and should be classified in the appropriate instruments class of group 66.
Official definition: GSA PSC Manual (PSC April 2025.xlsx), acquisition.gov/psc-manual. Category: Industrial Products & Services › Test & Measurement Supplies.
Who is winning new PSC 6620 work
Contractors ranked by obligations on awards that started FY2024–FY2027 to date.
| Contractor | Obligations | Awards |
|---|---|---|
| ATEC INC | $13.6M | 2 |
| AAR SUPPLY CHAIN, INC | $8.0M | 27 |
| KITCO LLC | $7.7M | 16 |
| GUERRERO PROFESSIONAL SERVICES, INC. | $5.6M | 6 |
| PARKER-HANNIFIN CORPORATION | $5.6M | 46 |
| HONEYWELL INTERNATIONAL INC. | $5.2M | 10 |
| ALLCLEAR AEROSPACE & DEFENSE, INC. | $5.0M | 10 |
| BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. | $4.1M | 9 |
| AERO INTERNATIONAL, LLC | $3.3M | 8 |
| ROLLS-ROYCE CORPORATION | $2.6M | 12 |
How competitive is PSC 6620?
- 34.5% of obligations on these awards were competed.
- 31.2% of competed awards that report offers drew a single offer (n=609).
- 44.3% went to small businesses.
- The five largest contractors hold 41.8% across 274 contractors.
NAICS codes used on PSC 6620 awards
| NAICS | Industry | Share |
|---|---|---|
| 336413 | Other Aircraft Parts and Auxiliary Equipment Manufacturing | 42.0% |
| 333618 | Other Engine Equipment Manufacturing | 17.4% |
| 334519 | Other Measuring and Controlling Device Manufacturing | 14.0% |
| 334514 | Totalizing Fluid Meter and Counting Device Manufacturing | 8.5% |
| 336412 | Aircraft Engine and Engine Parts Manufacturing | 6.4% |
| 334515 | Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals | 3.8% |
| 334511 | Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing | 2.9% |
| 336411 | Aircraft Manufacturing | 1.4% |
Related PSC codes
5340 Hardware · 5930 Switches · 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · 6150 Miscellaneous Electric Power and Distribution Equipment · 3040 Miscellaneous Power Transmission Equipment · 5330 Packing and Gasket Materials · 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · 1680 Miscellaneous Aircraft Accessories and Components
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