The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-01-186-5688, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-186-5688 |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Inclosure Type | ENCASED |
| Vibration Resistance Range in Hertz | +10.0 TO 2000.0 |
| Frequency Per Channel | 9.969 MEGAHERTZ NOMINAL OUTPUT CHANNEL |
| Connection Type | WIRE LEAD TERMINALS BOTTOM |
| Connection Contact Type and Quantity | 14 WIRE LEAD TERMINALS EXTERNAL |
| Operating Control Method | AUTOMATIC |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Maximum Operating Altitude Rating | 70000.0 FEET FT |
| Average Life Measurement | NOT RATED |
| Operating Temp Range | -55.0 TO 85.0 CELSIUS DEGC |
| Installation Design | MODULE |
| Vibration Resistance Amplitude | 20.0 GRAVITATIONAL UNITS |
| External DC Operating Voltage in Volts | 5.0 NOMINAL SINGLE VOLTAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| C0-401A-1B-9.969 | C/1 Advisory reference — outside the item-of-supply concept Vectron International Div. of Dover Electronics Inc |
| CO-401A-1B-9.969MHZ | 5/9 Secondary reference Vectron International Div. of Dover Electronics Inc |
| 333064-2 | 3/2 Design control — primary reference U.S. Government activity |
| 333064-2 | 5/9 Secondary reference Mf Electronics Corp. |
| CO-401A-1B-9.969MHZ | C/1 Advisory reference — outside the item-of-supply concept Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled |
| 333064-2 | 5/9 Secondary reference Oscillatek Corp P O Box 5160 Norwalk Ct 06856-5160 |
NSN 5955-01-186-5688 is a Oscillator,crystal Controlled, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
Key specifications for 5955-01-186-5688: Circuit Construction Type: SOLID STATE; Overall Height: 0.400 INCHES NOMINAL IN; Inclosure Type: ENCASED; Vibration Resistance Range in Hertz: +10.0 TO 2000.0. 14 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.