The Crystal Unit,quartz, cataloged under National Stock Number 5955-00-944-4780, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-00-944-4780 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Status | ACTIVE |
| Terminal Diameter | 0.020 INCHES NOMINAL IN |
| Terminal Length | 0.250 INCHES NOMINAL IN |
| Overall Thickness | 0.343 INCHES NOMINAL IN |
| Style Designator | OVAL BODY, PIN TERMINALS |
| Body Length | 0.750 INCHES NOMINAL IN |
| Center to Center Distance Between Terminals | 0.500 INCHES NOMINAL IN |
| Material | GLASS COVER HOLDER |
| Specified Frequency | 70.750 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 |
|---|---|
| 996567-6 | 3/9 Design control — primary reference Stellant Systems Inc |
| 996567-006 | C/1 Advisory reference — outside the item-of-supply concept Stellant Systems Inc |
| X654AA6 | C/1 Advisory reference — outside the item-of-supply concept Stellant Systems Inc |
NSN 5955-00-944-4780 is a Crystal Unit,quartz, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
Key specifications for 5955-00-944-4780: Terminal Diameter: 0.020 INCHES NOMINAL IN; Terminal Length: 0.250 INCHES NOMINAL IN; Overall Thickness: 0.343 INCHES NOMINAL IN; Style Designator: OVAL BODY, PIN TERMINALS. 8 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.