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) | 00-472-0392 (004720392) |
| NCB Code | USA (00) |
| Manufacturer | Crystek Crystals Corporation, Alliant Techsystems Operations Llc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| HC18U3-4272MHZ | crystek crystals corporation | crystal unit quartz | RFQ |
| 2606549-8 | alliant techsystems operations llc | crystal unit quartz | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 0.530 INCHES MAXIMUM |
| ABJT | TERMINAL LENGTH | 1.500 INCHES MINIMUM |
| ABMK | OVERALL WIDTH | 0.435 INCHES MAXIMUM |
| ADAT | BODY WIDTH | 0.402 INCHES MAXIMUM |
| ADPR | BODY THICKNESS | 0.150 INCHES MAXIMUM |
| ADUM | OVERALL THICKNESS | 0.183 INCHES MAXIMUM |
| AEBT | TERMINAL DIAMETER | 0.016 INCHES MINIMUM AND 0.019 INCHES MAXIMUM |
| AEHC | MODE OF OSCILLATION | FUNDAMENTAL |
| AEHD | CIRCUIT RESONANCE | ANTIRESONANCE |
| AEHE | LOAD CAPACITANCE IN PICOFARADS | 29.5 MINIMUM AND 30.5 MAXIMUM |
| AEHF | SHUNT CAPACITANCE IN PICOFARADS | 7.0 MAXIMUM |
| AEHG | SPECIFIED FREQUENCY | 3.4272 MEGAHERTZ |
| AEHT | CENTER TO CENTER DISTANCE BETWEEN TERMINALS | 0.184 INCHES MINIMUM AND 0.200 INCHES MAXIMUM |
| AEHT | CENTER TO CENTER DISTANCE BETWEEN TERMINALS | 0.200 INCHES MAXIMUM |
| AFGA | OPERATING TEMP RANGE | 0.0 TO 75.0 DEG CELSIUS |
| CQYL | DRIVE LEVEL RATING | 4.0 MILLIWATTS MINIMUM AND 6.0 MILLIWATTS MAXIMUM |
| CQYL | DRIVE LEVEL RATING | 6.0 MILLIWATTS MAXIMUM |
| CRFX | FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT | -0.001 TO 0.001 AND-0.003 TO 0.003 |
| CRMP | EQUIVALENT RESISTANCE VALUE IN OHMS | 100.0 NOMINAL |
| MATT | MATERIAL | GLASS COVER,HOLDER |
| STYL | STYLE DESIGNATOR | RECTANGULAR BODY,GULL WINGRECTANGULAR BODY,GULL WING |
| Relevant Components for NSN - 5955-00-472-0392, 5955004720392 | ||||
| 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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