AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Oscillator Crystal Controlled |
| Federal Supply Group (FSG) | Electrical and Electronic Equipment Components |
| Federal Supply Class (FSC) | 5955 Oscillators Piezoelectric Crystals |
| National Item Identification Number (NIIN) | 01-271-1779 (012711779) |
| NCB Code | USA (01) |
| Manufacturer | Vectron International Inc, Rockwell Collins Aerospace, Isotemp Research Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 277-0494-020 | vectron international inc | oscillator crystal controlled | RFQ |
| 277-0494-020 | rockwell collins aerospace | oscillator crystal controlled | RFQ |
| 277-0494-020 | isotemp research inc | oscillator crystal controlled | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 2.430 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 1.240 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 2.000 INCHES NOMINAL |
| ADZC | ENVIRONMENTAL PROTECTION | MOISTURE PROOF |
| AFGA | OPERATING TEMP RANGE | -20.0/65.0 DEG CELSIUS |
| AFSU | AVERAGE LIFE MEASUREMENT | NOT RATED |
| AGTA | BASIC SHAPE STYLE | RECTANGULAR OR SQUARE |
| AJKH | IDENTIFICATION DESIGNATOR | 277-0494-020-31785 |
| AKNA | INCLOSURE TYPE | ENCASED |
| ALBM | OPERATING CONTROL METHOD | MANUAL |
| AMQY | INSTALLATION DESIGN | MODULE |
| AQZF | CONTROL TYPE | LOCAL |
| BHSX | CIRCUIT CONSTRUCTION TYPE | SOLID STATE |
| BHTB | FREQUENCY PER CHANNEL | 4.55 MEGAHERTZ NOMINAL OPERATING CHANNEL |
| BJBP | CONNECTION TYPE AND LOCATION | PIN BOTTOM |
| BJBW | CONNECTION CONTACT TYPE AND QUANTITY | 7 PIN EXTERNAL |
| BKFB | EXTERNAL DC OPERATING VOLTAGE IN VOLTS | 5.0 NOMINAL SINGLE VOLTAGE |
| Relevant Components for NSN - 5955-01-271-1779, 5955012711779 | ||||
| 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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