The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-014-7963, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-014-7963 |
| 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 |
| Terminal Diameter | 0.028 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN |
| Terminal Length | 1.250 INCHES MINIMUM IN |
| Equivalent Resistance Value in Ohms | 50.0 MAXIMUM |
| Overall Thickness | 0.333 INCHES MINIMUM AND 0.353 INCHES MAXIMUM IN |
| Style Designator | OVAL BODY, WIRE LEADS W/HOLD DOWN WIRE |
| Center to Center Distance Between Terminals | 0.478 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN |
| Circuit Resonance | SERIES RESONANCE |
| Operating Temp Range | +5.0 TO 65.0 CELSIUS DEGC |
| Specified Frequency | 4.100 MEGAHERTZ |
| 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 |
|---|---|
| 912001-006 | 5/9 Secondary reference U.S. Government activity |
| 912001-006 | 3/9 Design control — primary reference Tegam, Inc. |
NSN 5955-01-014-7963 is a Crystal Unit,quartz, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
Key specifications for 5955-01-014-7963: Frequency Tolerance for Operating Temp in Percent: -0.005 TO 0.005; Terminal Diameter: 0.028 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN; Terminal Length: 1.250 INCHES MINIMUM IN; Equivalent Resistance Value in Ohms: 50.0 MAXIMUM. 10 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.