# NSN 5955-00-189-2923: Crystal Unit, Quartz

NSN 5955-00-189-2923 (also written 5955001892923; NIIN 00-189-2923) is a crystal unit, quartz in Federal Supply Class 5955, Oscillators and Piezoelectric Crystals. 5 manufacturer part numbers from 3 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5955-00-189-2923 (5955001892923)
- NIIN: 00-189-2923 (001892923)
- Item name: CRYSTAL UNIT,QUARTZ
- Federal Supply Class: [FSC 5955 Oscillators and Piezoelectric Crystals](https://nsnexplorer.com/fsc/5955/)
- 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 |
| --- | --- | --- |
| CRFX | FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT | -0.002 TO 0.002 AND -0.003 TO 0.003 |
| CQYL | DRIVE LEVEL RATING | MILLIWATTS MINIMUM 8.0 AND MILLIWATTS MAXIMUM 12.0 |
| ABMK | OVERALL WIDTH | INCHES MAXIMUM 0.757 |
| ADAQ | BODY LENGTH | INCHES MAXIMUM 0.775 |
| TEST | TEST DATA DOCUMENT | SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). 81349--IL-C-3098 TO 62 |
| STYL | STYLE DESIGNATOR | — |
| AEHD | CIRCUIT RESONANCE | ANTIRESONANCE |
| ZZZK | SPECIFICATION/STANDARD DATA | GOVERNMENT SPECIFICATION 81349--IL-C-3098 TO 109 |
| AFGA | OPERATING TEMP RANGE | CELSIUS -40.0 TO 90.0 AND CELSIUS -55.0 TO 105.0 |
| AEHG | SPECIFIED FREQUENCY | MEGAHERTZ 1.0003 |
| CRMP | EQUIVALENT RESISTANCE VALUE IN OHMS | MAXIMUM 570.0 |
| ABHP | OVERALL LENGTH | INCHES MINIMUM 0.998 AND INCHES MAXIMUM 1.023 |
| ABJT | TERMINAL LENGTH | INCHES MINIMUM 0.223 AND INCHES MAXIMUM 0.248 |
| AEHT | CENTER TO CENTER DISTANCE BETWEEN TERMINALS | INCHES MINIMUM 0.478 AND INCHES MAXIMUM 0.494 |
| AEHF | SHUNT CAPACITANCE IN PICOFARADS | MAXIMUM 7.0 |
| ADAT | BODY WIDTH | INCHES MAXIMUM 0.725 |
| ADPR | BODY THICKNESS | INCHES MAXIMUM 0.317 |
| ADUM | OVERALL THICKNESS | INCHES MAXIMUM 0.352 |
| AEBT | TERMINAL DIAMETER | INCHES MINIMUM 0.048 AND INCHES MAXIMUM 0.052 |
| AEHC | MODE OF OSCILLATION | FUNDAMENTAL |
| MATT | MATERIAL | COVER HOLDER GLASS |
| AEHE | LOAD CAPACITANCE IN PICOFARADS | MINIMUM 29.5 AND MAXIMUM 30.5 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| CR130/U1M000000 | 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-3098/109 | 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-3098/109 | 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/) |
| NE6A | 00815 | NEL FREQUENCY CONTROLS INC DBA NEL FREQUENCY CONTROLS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| NE6A | 19397 | BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7M0-27-T-0195 | 1 | 2026-10-19 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5955001892923&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5955001892923&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5955001892923
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/5955-00-189-2923/
JSON: https://nsnexplorer.com/api/nsn/5955-00-189-2923.json