# NSN 5955-01-141-9170: Crystal Unit, Quartz

NSN 5955-01-141-9170 (also written 5955011419170; NIIN 01-141-9170) is a crystal unit, quartz in Federal Supply Class 5955, Oscillators and Piezoelectric Crystals. 13 manufacturer part numbers from 7 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5955-01-141-9170 (5955011419170)
- NIIN: 01-141-9170 (011419170)
- 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 |
| --- | --- | --- |
| ABHP | OVERALL LENGTH | INCHES MAXIMUM 1.023 |
| ABJT | TERMINAL LENGTH | INCHES MINIMUM 0.223 AND INCHES MAXIMUM 0.248 |
| ABMK | OVERALL WIDTH | INCHES MAXIMUM 0.757 |
| ADAQ | BODY LENGTH | INCHES MAXIMUM 0.775 |
| 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 | THIRD OVERTONE |
| AEHD | CIRCUIT RESONANCE | SERIES RESONANCE |
| AEHF | SHUNT CAPACITANCE IN PICOFARADS | MAXIMUM 7.0 |
| AEHG | SPECIFIED FREQUENCY | MEGAHERTZ 40.58888 |
| AEHK | FREQUENCY TOLERANCE AT REFERENCE TEMP IN PERCENT | -0.001 TO 0.001 |
| AEHL | FREQUENCY STABILITY IN PERCENT | -0.00025 TO 0.00025 |
| AEHM | CONTROLLED REFERENCE TEMP | CELSIUS 75.0 |
| AEHN | OPERABLE TEMP RANGE | CELSIUS -55.0 TO 90.0 |
| AEHT | CENTER TO CENTER DISTANCE BETWEEN TERMINALS | INCHES MINIMUM 0.478 AND INCHES MAXIMUM 0.494 |
| AFGA | OPERATING TEMP RANGE | CELSIUS 70.0 TO 80.0 |
| AGAV | END ITEM IDENTIFICATION | 6625-00-247-7347 |
| CQYL | DRIVE LEVEL RATING | MILLIWATTS MINIMUM 0.8 AND MILLIWATTS MAXIMUM 1.2 |
| CRFX | FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT | -0.001 TO 0.001 |
| CRMP | EQUIVALENT RESISTANCE VALUE IN OHMS | MAXIMUM 40.0 |
| STYL | STYLE DESIGNATOR | — |
| 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 |
| ZZZK | SPECIFICATION/STANDARD DATA | GOVERNMENT SPECIFICATION 81349--IL-C-3098 TO 43 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| CR-65/U40.588880MHZ | 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/) |
| CR-65/U40.588889MHZ | 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/) |
| CR65/U | 00136 | MICROSEMI CORP. - HIGH PERFORMANCE TIMING DBA VECTRON INTERNATIONAL- CANCELLED | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CR65/U | 00809 | WENZEL INTERNATIONAL INC DIV CROVEN CRYSTALS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CR65/U | 13571 | ELECTRONIC RESEARCH COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CR65/U | 18853 | INFICON EDC INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CR65/U | 23875 | M-TRON INDUSTRIES, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CR65/U | 52847 | UNITED STATES CRYSTAL CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CR65/U40M58888 | 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/) |
| CR65U40-588880MHZ | 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/) |
| ER65/U | 13571 | ELECTRONIC RESEARCH COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MIL-C-3098/43 | 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-3098/43 | 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/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5955011419170&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5955011419170
- 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/5955-01-141-9170/
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