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 | ||||
| 5930-01-024-7616 (5930010247616) | 5935-01-207-1630 (5935012071630) | 5930-00-522-3346 (5930005223346) | 5985-01-615-6045 (5985016156045) | |
| 5910-00-805-1017 (5910008051017) | 5962-01-297-8133 (5962012978133) | 5935-01-108-9409 (5935011089409) | 5910-01-082-8261 (5910010828261) | |
| 5930-01-681-7491 (5930016817491) | 5930-01-322-8532 (5930013228532) | 5935-00-755-3452 (5935007553452) | 5985-01-676-2667 (5985016762667) | |
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