AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| 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) | 00-080-9921 (000809921) |
| NCB Code | USA (00) |
| Manufacturer | Lockheed Martin Corporation, Electronic Research Co, Military Specifications |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 4231-865499 | lockheed martin corporation | crystal unit quartz | RFQ |
| CR50AU | electronic research co | crystal unit quartz | RFQ |
| MIL-C-3098/28 | military specifications | crystal unit quartz | RFQ |
| CR-50A/U18.000KHZ | military specifications | crystal unit quartz | RFQ |
| CR50A/U18K00000 | military specifications | crystal unit quartz | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 1.774 INCHES MAXIMUM |
| ABJT | TERMINAL LENGTH | 0.238 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 0.757 INCHES MAXIMUM |
| ADAQ | BODY LENGTH | 1.526 INCHES MAXIMUM |
| ADAT | BODY WIDTH | 0.725 INCHES MAXIMUM |
| ADPR | BODY THICKNESS | 0.317 INCHES MAXIMUM |
| ADUM | OVERALL THICKNESS | 0.352 INCHES MAXIMUM |
| AEBT | TERMINAL DIAMETER | 0.050 INCHES NOMINAL |
| AEHC | MODE OF OSCILLATION | FUNDAMENTAL |
| AEHD | CIRCUIT RESONANCE | SERIES RESONANCE |
| AEHF | SHUNT CAPACITANCE IN PICOFARADS | 7.3 NOMINAL AND 6.2 MINIMUM AND 8.4 MAXIMUM |
| AEHG | SPECIFIED FREQUENCY | 18.000 KILOHERTZ |
| AEHT | CENTER TO CENTER DISTANCE BETWEEN TERMINALS | 0.486 INCHES NOMINAL |
| AFGA | OPERATING TEMP RANGE | -40.0 TO 70.0 DEG CELSIUS |
| CQYL | DRIVE LEVEL RATING | 0.1 MILLIWATTS NOMINAL |
| CRFX | FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT | -0.012 TO 0.012 |
| CRMP | EQUIVALENT RESISTANCE VALUE IN OHMS | 100000.0 NOMINAL |
| STYL | STYLE DESIGNATOR | OVAL BODY,PIN TERMINALS |
| TEST | TEST DATA DOCUMENT | 81349-MILC3098 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 |
| Relevant Components for NSN - 5955-00-080-9921, 5955000809921 | ||||
| 5998-01-628-9128 (5998016289128) | 5950-00-556-2628 (5950005562628) | 5910-00-502-7030 (5910005027030) | 5930-01-200-1187 (5930012001187) | |
| 5930-00-436-0040 (5930004360040) | 5998-01-022-6777 (5998010226777) | 5999-01-229-2868 (5999012292868) | 5930-00-451-8223 (5930004518223) | |
| 5980-01-237-3545 (5980012373545) | 5955-00-463-6952 (5955004636952) | 5975-01-438-5116 (5975014385116) | 5998-01-391-1476 (5998013911476) | |
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