The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-548-5576, 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14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-548-5576 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Status | ACTIVE |
| Frequency Tolerance for Operating Temp in Percent | -0.005 TO 0.005 |
| Mode of Oscillation | THIRD OVERTONE AND FIFTH OVERTONE |
| Terminal Thickness | 0.016 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN |
| Equivalent Resistance Value in Ohms | 60.0 MAXIMUM |
| Style Designator | RECTANGULAR BODY, GULL WING |
| Drive Level Rating | 1.6 MILLIWATTS MINIMUM AND 2.4 MILLIWATTS MAXIMUM |
| Body Length | 0.402 INCHES MAXIMUM IN |
| Center to Center Distance Between Terminals | 0.184 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN |
| Circuit Resonance | SERIES RESONANCE |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Width | 0.141 INCHES MINIMUM AND 0.166 INCHES MAXIMUM TERMINAL IN |
| Material | GLASS COVER HOLDER |
| Specified Frequency | 109.000 MEGAHERTZ |
| Body Thickness | 0.150 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| SMA587979 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5955-01-548-5576 is a Crystal Unit,quartz, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
Key specifications for 5955-01-548-5576: Frequency Tolerance for Operating Temp in Percent: -0.005 TO 0.005; Mode of Oscillation: THIRD OVERTONE AND FIFTH OVERTONE; Terminal Thickness: 0.016 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN; Equivalent Resistance Value in Ohms: 60.0 MAXIMUM. 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.
NSN 5955-01-548-5576 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.