The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-00-856-4459, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-00-856-4459 |
| Primary Part Number | 7744443P3 |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| FSC Application Data | UNDERWATER SOUND |
| Impedance Rating Per Channel | 10.000 KILOHMS OUTPUT CHANNEL |
| Inclosure Type | ENCASED |
| Maximum Continuous Operating Time in Hours | 1000.0 |
| Vibration Resistance Range in Hertz | +10.0 TO 55.0 |
| Average Power Rating Per Channel | 0.9 MILLIWATTS OUTPUT |
| Frequency Per Channel | 3.45 KILOHERTZ NOMINAL OUTPUT CHANNEL |
| Operating Control Method | AUTOMATIC |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Shock Resistance Rating in Gravitational Units | 30.0 |
| Average Life Measurement | HOURS |
| Environmental Protection | MOISTURE PROOF AND WEATHERPROOF |
| Operating Temp Range | +0.0 TO 65.0 CELSIUS DEGC |
| Installation Design | MECHANICAL |
| Vibration Resistance Amplitude | 0.08 INCHES TOTAL EXCURSION IN |
| External DC Operating Voltage in Volts | -25.0 NOMINAL SINGLE VOLTAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5955-00-856-4459 is a Oscillator,crystal Controlled, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-00-856-4459 has 2 manufacturer part numbers on file: 7744443P3 (General Electric Company), 7744443P3 (Lockheed Martin Corporation Div Rms).
Key specifications for 7744443P3: Circuit Construction Type: SOLID STATE; Overall Height: 2.350 INCHES NOMINAL IN; FSC Application Data: UNDERWATER SOUND; Impedance Rating Per Channel: 10.000 KILOHMS OUTPUT CHANNEL. 17 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.
NSN 5955-00-856-4459 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.