The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-01-199-2872, 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 - Mitchel Field. Government technical data includes 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-199-2872 |
| Primary Part Number | 5618412 |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Average Life Rating | 75000.0 |
| Inclosure Type | ENCASED |
| Frequency Per Channel | 30.7465 MEGAHERTZ NOMINAL OPERATING CHANNEL |
| Connection Type | COAXIAL RECEPTACLE LEFT SIDE |
| Connection Type | COAXIAL RECEPTACLE RIGHT SIDE |
| Connection Contact Type and Quantity | 3 RECEPTACLE, COAXIAL EXTERNAL |
| Operating Control Method | AUTOMATIC |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Identification Designator | 5618412-53711 |
| Storage Temp Range | -55.0 TO 75.0 CELSIUS DEGC |
| Average Life Measurement | HOURS |
| Operating Temp Range | +0.0 TO 70.0 CELSIUS DEGC |
| Material | COPPER ALLOY ENCLOSURE |
| Installation Design | MECHANICAL |
| External DC Operating Voltage in Volts | 15.0 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 |
| Part Number | Manufacturer |
|---|---|
| 5618412 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 233-4791-30.7465MHZ PRIMARY | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| Reference | Meaning |
|---|---|
| 5618412 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
| 5618412 | 5/9 Secondary reference Damon Corp Electronics Div |
| 233-4791-30.7465MHZ | 5/9 Secondary reference Vectron International Div. of Dover Electronics Inc |
NSN 5955-01-199-2872 is a Oscillator,crystal Controlled, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-199-2872 has 2 manufacturer part numbers on file: 5618412 (Lockheed Martin Corporation Div Rms - Mitchel Field), 233-4791-30.7465MHZ (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled).
Key specifications for 5618412: Circuit Construction Type: SOLID STATE; Overall Height: 0.880 INCHES NOMINAL IN; Average Life Rating: 75000.0; Inclosure Type: ENCASED. 16 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 5955-01-199-2872 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.