The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-004-7267, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5955-01-004-7267 |
| Primary Part Number | 10179185-007 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Frequency Tolerance for Operating Temp in Percent | -0.005 TO 0.005 |
| Terminal Diameter | 0.040 INCHES NOMINAL IN |
| Terminal Length | 0.238 INCHES NOMINAL IN |
| Mode of Oscillation | FUNDAMENTAL |
| Body Width | 0.530 INCHES NOMINAL IN |
| Equivalent Resistance Value in Ohms | 10.0 MINIMUM AND 300.0 MAXIMUM |
| Overall Thickness | 0.225 INCHES NOMINAL IN |
| Style Designator | OVAL BODY, PIN TERMINALS |
| Drive Level Rating | 5.0 MILLIWATTS NOMINAL |
| Body Length | 0.625 INCHES NOMINAL IN |
| Center to Center Distance Between Terminals | 0.275 INCHES NOMINAL IN |
| Circuit Resonance | SERIES RESONANCE |
| Operating Temp Range | -40.0 TO 100.0 CELSIUS DEGC |
| Specified Frequency | 5.500 MEGAHERTZ |
| Body Thickness | 0.202 INCHES NOMINAL IN |
| 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 |
|---|---|
| 10179185-007 | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| 10179185-007 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 10179185-007 | 5/9 Secondary reference Tricelin Corp Dba T C Electronics |
NSN 5955-01-004-7267 is a Crystal Unit,quartz, manufactured by Us Army Aviation and Missile Command, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-004-7267 has 2 manufacturer part numbers on file: 10179185-007 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled), 10179185-007 (Us Army Aviation and Missile Command).
Key specifications for 10179185-007: Frequency Tolerance for Operating Temp in Percent: -0.005 TO 0.005; Terminal Diameter: 0.040 INCHES NOMINAL IN; Terminal Length: 0.238 INCHES NOMINAL IN; Mode of Oscillation: FUNDAMENTAL. 15 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 5955-01-004-7267 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.