PSC 6340: Aircraft Alarm and Signal Systems
6340 is the product and service code (PSC) federal agencies use for aircraft alarm and signal systems, in the alarm, signal, security detection 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
- $12.3 million
- Share to small businesses
- 28%
Open contracts with PSC 6340, due soonest
- COMPUTER,WARNING,GR
✦ NAVSUP Weapon Systems Support wants quotes to repair and upgrade COMPUTER,WARNING,GR units (Honeywell part 965-1690-052) and return them to ready-for-issue condition.
Due in 9 daysOct 19, 2026
- CONTROL,ALARM
✦ DLA Aviation (Philadelphia) is buying an alarm control (aircraft part, NSN class 6340) as a commercial item.
Due in 16 daysOct 26, 2026
- FD2030-26-01654
Due in 161 daysMar 20, 2027
- FD2030-27-00126
Due in 320 daysAug 26, 2027
Where 6340 sits in the PSC Manual
- Category: Product
- Group 63: Alarm, Signal, Security Detection
- Code 6340: Aircraft Alarm and Signal Systems
NAICS codes used with PSC 6340
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with 6340 most often:
| NAICS | Industry | Spent, last 3 years |
|---|---|---|
| 541511 | Custom Computer Programming Services | $25.3 million |
| 334511 | Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing | $11.8 million |
| 336413 | Other Aircraft Parts and Auxiliary Equipment Manufacturing | $11.8 million |
| 334290 | Other Communications Equipment Manufacturing | $11.2 million |
| 541512 | Computer Systems Design Services | $6.3 million |
| 336412 | Aircraft Engine and Engine Parts Manufacturing | $3.4 million |
Who buys under PSC 6340
Agencies with the most contract dollars under 6340 over the last three fiscal years, per USAspending.gov:
| Agency | Obligated |
|---|---|
| Defense Logistics Agency | $36.5 million |
| Department of the Air Force | $31.8 million |
| Department of the Navy | $3.3 million |
| U.S. Coast Guard | $419,720 |
| Department of the Army | $147,543 |
| U.S. Special Operations Command | $47,490 |
| Department of State | $10,567 |
Federal spending under PSC 6340 by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $29.2 million |
| FY2025 | $30.7 million |
| FY2026 | $12.3 million |
| FY2027 (so far) | $0 |
Who wins PSC 6340 contracts
| Company | Obligated, last 3 years |
|---|---|
| L3 Technologies, Inc. | $25.3 million |
| S3 Aerodefense LLC | $8 million |
| Jamaica Bearings Co., Inc. | $6.4 million |
| Anduril Industries, Inc. | $6.3 million |
| Kidde Technologies, Inc | $4.2 million |
| Triman Industries Inc | $3.3 million |
| Rosemount Aerospace Inc | $2.7 million |
| Dne Technologies, Inc | $1.9 million |
| Sikorsky Aircraft Corporation | $1.6 million |
| Aar Supply Chain, Inc | $1.2 million |
Related PSC codes
- 6310 Traffic and Transit Signal Systems
- 6320 Shipboard Alarm and Signal Systems
- 6330 Railroad Signal and Warning Devices
- 6350 Miscellaneous Alarm, Signal, and Security Detection Systems
Frequently asked questions
What is PSC 6340?
6340 is the product code in the federal Product and Service Code (PSC) Manual for aircraft alarm and signal systems, under 63 (Alarm, Signal, Security Detection). 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 6340?
Most federal contract dollars under PSC 6340 go with NAICS 541511 (Custom Computer Programming Services), 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 6340?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. 4 open notices use PSC 6340 right now. FedReady can match new ones to your business and email you, free.