# NSN 5925-01-321-1389: Circuit Breaker

NSN 5925-01-321-1389 (also written 5925013211389; NIIN 01-321-1389) is a circuit breaker in Federal Supply Class 5925, Circuit Breakers. 3 manufacturer part numbers from 1 supplier are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5925-01-321-1389 (5925013211389)
- NIIN: 01-321-1389 (013211389)
- Item name: CIRCUIT BREAKER
- Federal Supply Class: [FSC 5925 Circuit Breakers](https://nsnexplorer.com/fsc/5925/)
- Federal Supply Group: [FSG 59](https://nsnexplorer.com/group/59/)
- Acquisition method suffix code: AMSC T: handled under qualified products list procedures. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | INCHES NOMINAL 0.172 |
| AKPX | POLE QUANTITY | 1 |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | UNTHREADED HOLE(S) 2 |
| CBBL | FEATURES PROVIDED | TRIP INDICATOR |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | SINGLE LOCATION AMPERES AC 60.0 AND AMPERES DC 60.0 |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | SINGLE LOCATION AC 115.0 AND DC 28.0 |
| CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | SINGLE LOCATION AC 3600.0 AND DC 3600.0 |
| CPRH | CIRCUIT PROTECTION TYPE | SINGLE LOCATION OVERCURRENT |
| CPRJ | TRIP RELEASE METHOD | SINGLE LOCATION THERMAL |
| CPRK | AUXILIARY TRIP COIL VOLTAGE TYPE AND RATING IN VOLTS | SINGLE LOCATION AC NOMINAL 115.0 AND DC NOMINAL 28.0 |
| CPRL | TRIP RELEASE CHARACTERISTIC | SINGLE LOCATION TIME DELAY |
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 138.0 |
| CPRQ | RESET METHOD | ELECTRIC |
| CPRR | MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
| CPSM | INTERNAL TRIP RELEASE CONFIGURATION | SINGLE LOCATION SERIES TRIP W/AUXILIARY LOAD TERMINAL AND REMOTE TRIP FEATURE |
| CQWN | TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT | SINGLE LOCATION MINIMUM AT 200 PCT 13.000 AND MAXIMUM AT 200 PCT 60.000 AND MINIMUM AT 400 PCT 2.600 AND MAXIMUM AT 400 PCT 13.000 AND MINIMUM AT 1000 PCT 0.260 AND MAXIMUM AT 1000 PCT 1.800 |
| CQXF | INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | DUSTPROOF AND SAND RESISTANT AND HUMIDITY RESISTANT AND CORROSION RESISTANT AND EXPLOSION RESISTANT AND MOISTURE RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT |
| CRCF | TRIP RELEASE AMBIENT TEMP RATING | SINGLE LOCATION CELSIUS NOMINAL 25.0 |
| FREQ | FREQUENCY IN HERTZ | 400.0 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| M83383/02-10 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MIL-C-83383/2 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MIL-PRF-83383/2 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-27 | [SPE7M026P4414](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5925013211389) | CIRCUIT BREAKER | FLAME ENTERPRISES, INC. DBA FLAME ENTERPRISES INC | $5,200.00 |
| 2026-08-27 | [SPE7M026P4414](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5925013211389) | CIRCUIT BREAKER | FLAME ENTERPRISES, INC. DBA FLAME ENTERPRISES INC | $5,200.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5925013211389&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5925013211389
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- All data is public U.S. government data; every row above links to its source record where one exists.

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