| Item Name | Crystal Unit Quartz |
| Federal Supply Group (FSG) | Electrical and Electronic Equipment Components |
| Federal Supply Class (FSC) | 5955 Oscillators Piezoelectric Crystals |
| National Item Identification Number (NIIN) | 01-234-4779 (012344779) |
| NCB Code | USA (01) |
| Manufacturer | Military Specifications |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| MIL-PRF-3098/54 | military specifications | crystal unit quartz | 81349 | RFQ |
| MIL-C-3098/54 | military specifications | crystal unit quartz | 81349 | RFQ |
| CR73/U54M81250 | military specifications | crystal unit quartz | 81349 | RFQ |
| CR74/U54M81250 | military specifications | crystal unit quartz | 81349 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 0.753 INCHES MINIMUM AND 0.778 INCHES MAXIMUM |
| ABJT | TERMINAL LENGTH | 0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM |
| ABMK | OVERALL WIDTH | 0.435 INCHES MAXIMUM |
| ADAQ | BODY LENGTH | 0.530 INCHES MAXIMUM |
| ADUM | OVERALL THICKNESS | 0.183 INCHES MAXIMUM |
| AEBT | TERMINAL DIAMETER | 0.038 INCHES MINIMUM AND 0.042 INCHES MAXIMUM |
| AEHC | MODE OF OSCILLATION | THIRD OVERTONE |
| AEHD | CIRCUIT RESONANCE | SERIES RESONANCE |
| AEHE | LOAD CAPACITANCE IN PICOFARADS | 3.5 MINIMUM AND 4.5 MAXIMUM |
| AEHF | SHUNT CAPACITANCE IN PICOFARADS | 4.0 NOMINAL |
| AEHG | SPECIFIED FREQUENCY | 54.813 MEGAHERTZ |
| AEHT | CENTER TO CENTER DISTANCE BETWEEN TERMINALS | 0.184 INCHES MINIMUM AND 0.200 INCHES MAXIMUM |
| AFGA | OPERATING TEMP RANGE | -55.0 TO 105.0 DEG CELSIUS |
| CQYL | DRIVE LEVEL RATING | 1.6 MILLIWATTS MINIMUM AND 2.4 MILLIWATTS MAXIMUM |
| CRFX | FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT | -0.003 TO 0.003 |
| CRMP | EQUIVALENT RESISTANCE VALUE IN OHMS | 5.0 MINIMUM AND 30.0 MAXIMUM |
| STYL | STYLE DESIGNATOR | OVAL BODY,PIN TERMINALS |
| TEST | TEST DATA DOCUMENT | 81349-MIL-C-3098 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS,BROCHURES,ETC.,THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS,INDUSTRY DIRECTORIES,AND SIMILAR TRADE PUBLICATIONS,REFLECTIN |
| ZZZK | SPECIFICATION/STANDARD DATA | 81349-MIL-C-3098/54 GOVERNMENT SPECIFICATION |
| Relevant Components for NSN - 5955-01-234-4779, 5955012344779 | ||||
| 5998-00-296-4216 (5998002964216) | 5915-00-078-1818 (5915000781818) | 5935-01-009-1946 (5935010091946) | 5935-01-253-8244 (5935012538244) | |
| 5935-00-666-1819 (5935006661819) | 5950-00-075-0957 (5950000750957) | 5999-01-064-4357 (5999010644357) | 5961-01-065-8073 (5961010658073) | |
| 5935-00-941-8990 (5935009418990) | 5998-01-386-1255 (5998013861255) | 5950-00-149-5129 (5950001495129) | 5905-01-591-7266 (5905015917266) | |
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