The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-446-9769, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-446-9769 |
| 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 | 1.0 MILLIMETERS MINIMUM AND 1.1 MILLIMETERS MAXIMUM MM |
| Terminal Length | 5.7 MILLIMETERS MINIMUM AND 6.3 MILLIMETERS MAXIMUM MM |
| Mode of Oscillation | FUNDAMENTAL |
| Body Width | 10.2 MILLIMETERS MAXIMUM MM |
| Equivalent Resistance Value in Ohms | 30.0 MAXIMUM |
| Overall Thickness | 4.7 MILLIMETERS MAXIMUM MM |
| Style Designator | OVAL BODY, PIN TERMINALS |
| Drive Level Rating | 4.0 MILLIWATTS MINIMUM AND 6.0 MILLIWATTS MAXIMUM |
| Specification/standard Data | 81349-MIL-C-3098/62 GOVERNMENT SPECIFICATION |
| Body Length | 13.5 MILLIMETERS MAXIMUM MM |
| Center to Center Distance Between Terminals | 4.7 MILLIMETERS MINIMUM AND 5.1 MILLIMETERS MAXIMUM MM |
| Load Capacitance in Picofarads | 29.5 MINIMUM AND 30.5 MAXIMUM |
| Circuit Resonance | ANTIRESONANCE |
| Shunt Capacitance in Picofarads | 7.0 MAXIMUM |
| Operating Temp Range | -55.0 TO 105.0 CELSIUS DEGC |
| Specified Frequency | 9.647 MEGAHERTZ |
| Body Thickness | 3.8 MILLIMETERS MAXIMUM MM |
| 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 |
|---|---|
| CR-78A/U9.646875MHZ | 5/9 Secondary reference U.S. Government activity |
| MIL-PRF-3098/62 | 4/1 Identification reference U.S. Government activity |
| MIL-C-3098/62 | 5/9 Secondary reference U.S. Government activity |
| CR78/U9M646875 | 2/2 Government specification standardization U.S. Government activity |
NSN 5955-01-446-9769 is a Crystal Unit,quartz, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
Key specifications for 5955-01-446-9769: Frequency Tolerance for Operating Temp in Percent: -0.005 TO 0.005; Terminal Diameter: 1.0 MILLIMETERS MINIMUM AND 1.1 MILLIMETERS MAXIMUM MM; Terminal Length: 5.7 MILLIMETERS MINIMUM AND 6.3 MILLIMETERS MAXIMUM MM; Mode of Oscillation: FUNDAMENTAL. 18 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.