PSC R425
Engineering and Technical Services
Engineering support, technical advisory, and systems engineering services. Covers systems engineering and technical assistance (SETA) contracts, technical staff augmentation, and specialized engineering advisory work across defense and intelligence programs.
| PSC Code | R425 |
| Category | Professional Services |
| SDVOSB Activity | High SDVOSB Set-Aside Activity |
| Common Set-Asides | SDVOSB, VOSB, 8(a), HUBZone |
| Contract Types | T&M, CPFF, FFP-LOE |
| Top Buying Agencies | DoD, Army, Navy, Air Force, SOCOM |
Frequently Asked Questions
What is PSC code R425?
PSC R425 covers Engineering and Technical Services. Engineering support, technical advisory, and systems engineering services. Covers systems engineering and technical assistance (SETA) contracts, technical staff augmentation, and specialized engineering advisory work across defense and intelligence programs.
Which agencies use PSC R425 for SDVOSB set-asides?
The top federal agencies awarding SDVOSB set-aside contracts under PSC R425 include DoD, Army, Navy, Air Force, SOCOM.
What contract types are used with PSC R425?
PSC R425 contracts commonly use the following contract types: T&M, CPFF, FFP-LOE. Time-and-materials (T&M) is common when the level of effort cannot be specified precisely at time of award.
What NAICS codes are related to PSC R425?
PSC R425 often appears on contracts that also use NAICS codes 541690, 541330, 541512. The NAICS code determines SBA size standard eligibility, while the PSC describes what is being purchased.
SDVOSB Signals — PSC R425
Browse pre-RFP intelligence signals tracked under this PSC code.
View signals for PSC R425→Related NAICS Codes
These NAICS codes commonly appear on the same contracts as PSC R425. Your NAICS code determines SBA size standard — use these for set-aside eligibility checks.