The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-131-2016, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-131-2016 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Status | ACTIVE |
| Distance Between Center Terminal and Outside Terminal Centers | 0.100 INCHES NOMINAL IN |
| Frequency Tolerance for Operating Temp in Percent | -0.010 TO 0.010 |
| Terminal Diameter | 0.019 INCHES NOMINAL IN |
| Second Center to Center Distance Between Terminals | 0.200 INCHES NOMINAL IN |
| Overall Diameter | 0.620 INCHES MAXIMUM IN |
| Terminal Length | 0.730 INCHES MINIMUM IN |
| Mode of Oscillation | FUNDAMENTAL |
| Equivalent Resistance Value in Ohms | 10.0 MINIMUM AND 130.0 MAXIMUM |
| Style Designator | HAT TYPE, 5 WIRE LEADS |
| Diameter | 0.515 INCHES MAXIMUM IN |
| Drive Level Rating | 100.0 MICROAMPERES MINIMUM AND 150.0 MICROAMPERES MAXIMUM |
| Center to Center Distance Between Terminals | 0.200 INCHES NOMINAL IN |
| Circuit Resonance | SERIES RESONANCE |
| Operating Temp Range | +13.0 TO 33.0 CELSIUS DEGC |
| Specified Frequency | 208.000 KILOHERTZ |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| G637858-2 | 5/9 Secondary reference American Telephone and Telegraph Co |
| G637858-2 | 5/9 Secondary reference Lucent Technologies Inc Advanced Technology Systems |
| G637858-2 | 7/9 Vendor item drawing reference Lucent Technologies Inc Dba Federal Marketing Group |
| GA54078L2 | 7/2 Vendor item drawing reference Lucent Technologies Inc Corporate Headquarters |
| GA54078L2 | 7/9 Vendor item drawing reference Lucent Technologies Inc Dba Federal Marketing Group |
| G637858-2 | 7/2 Vendor item drawing reference Lucent Technologies Inc Corporate Headquarters |
| GA54078L2 | 3/9 Design control — primary reference American Telephone and Telegraph Co |
NSN 5955-01-131-2016 is a Crystal Unit,quartz, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
Key specifications for 5955-01-131-2016: Distance Between Center Terminal and Outside Terminal Centers: 0.100 INCHES NOMINAL IN; Frequency Tolerance for Operating Temp in Percent: -0.010 TO 0.010; Terminal Diameter: 0.019 INCHES NOMINAL IN; Second Center to Center Distance Between Terminals: 0.200 INCHES NOMINAL IN. 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 5955-01-131-2016 has DEMIL Code B. 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.