# NSN 5945-00-538-3657: Relay, Electromagnetic

NSN 5945-00-538-3657 (also written 5945005383657; NIIN 00-538-3657) is a relay, electromagnetic in Federal Supply Class 5945, Relays and Solenoids. 6 manufacturer part numbers from 5 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5945-00-538-3657 (5945005383657)
- NIIN: 00-538-3657 (005383657)
- Item name: RELAY,ELECTROMAGNETIC
- Federal Supply Class: [FSC 5945 Relays and Solenoids](https://nsnexplorer.com/fsc/5945/)
- Federal Supply Group: [FSG 59](https://nsnexplorer.com/group/59/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CRPQ | NOMINAL OPERATING CURRENT RATING AND TYPE | SINGLE WINDING MILLIAMPERES AC 60.0 |
| APNP | DUTY TYPE | CONTINUOUS |
| ABKW | OVERALL HEIGHT | INCHES NOMINAL 2.500 |
| CRNG | NONPILE-UP MAIN CONTACT ARRANGEMENT | POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION 1 |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | TYPE -A-1 |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | SINGLE MOUNTING FACILITY UNTHREADED HOLE(S) 2 |
| CSXF | OPERATING VOLTAGE RATING AND TYPE AT SPECIFIED TEMP | SINGLE WINDING VOLTS AC 25 DEG CELSIUS 115.0 |
| CTDL | MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE | RESISTIVE LOAD AMPERES DC 3.0 |
| CWAB | MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS | DC 29.0 |
| TTQY | TERMINAL TYPE AND QUANTITY | ALL FUNCTIONS PIN 4 |
| AKDX | WINDING QUANTITY | 1 |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 4.500 |
| ABKQ | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | SINGLE MOUNTING FACILITY INCHES NOMINAL 3.625 |
| APCN | COIL QUANTITY | 1 |
| ABMK | OVERALL WIDTH | INCHES NOMINAL 2.120 |
| ADZC | ENVIRONMENTAL PROTECTION | HERMETIC |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | SINGLE MOUNTING FACILITY INCHES NOMINAL 0.203 |
| AJSS | FREQUENCY IN HERTZ | NOMINAL 400.0 |
| CQYJ | MOUNTING FACILITY PATTERN | SINGLE MOUNTING FACILITY IN-LINE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1300-X-2048 | 00779 | TE CONNECTIVITY CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1300-X-2048 | 02289 | HI-G CO INC SUB OF NYTRONICS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1300-X-2048 | 58614 | TE CONNECTIVITY CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M1LR7611TYPEMA1A | 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-R-7611TYPEMA-1 | 95692 | EDO ARTISAN INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MILR47611TYPEMA1 | 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/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7M5-27-T-2222 | 14 | 2026-11-16 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5945005383657&category=nsn) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-22 | $2,079.95 | 10 | TE CONNECTIVITY CORPORATION | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5945005383657) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-22 | [SPE7M326V4678](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5945005383657) | RELAY, ELECTROMAGNETIC | TE CONNECTIVITY CORPORATION | $20,799.50 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5945005383657&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5945005383657
- 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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