The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-119-0538, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Cts Inc. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-119-0538 |
| Primary Part Number | MP061 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Cts Inc |
| Status | ACTIVE |
| Frequency Tolerance for Operating Temp in Percent | -0.015 TO 0.015 |
| Terminal Diameter | 0.017 INCHES NOMINAL IN |
| Terminal Length | 0.150 INCHES MINIMUM IN |
| Mode of Oscillation | FUNDAMENTAL |
| Body Width | 0.402 INCHES NOMINAL IN |
| Equivalent Resistance Value in Ohms | 75.0 NOMINAL |
| Overall Thickness | 0.183 INCHES MAXIMUM IN |
| Style Designator | OVAL BODY, WIRE LEADS |
| Drive Level Rating | 5.0 MILLIWATTS NOMINAL |
| Center to Center Distance Between Terminals | 0.192 INCHES NOMINAL IN |
| Circuit Resonance | SERIES RESONANCE |
| Operating Temp Range | +0.0 TO 70.0 CELSIUS DEGC |
| Specified Frequency | 6.144 MEGAHERTZ |
| Body Thickness | 0.150 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MP061 PRIMARY | Cts Inc (USA) |
| MP0-61-6.144 | Cts Inc (USA) |
| Reference | Meaning |
|---|---|
| MPC-18(TYPE 2)-6.144 | 5/9 Secondary reference Nel Frequency Controls Inc Dba Nel Frequency Controls Inc |
| 0410-1286 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| MP061H3W | C/1 Advisory reference — outside the item-of-supply concept Cts Inc |
NSN 5955-01-119-0538 is a Crystal Unit,quartz, manufactured by Cts Inc, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-119-0538 has 2 manufacturer part numbers on file: MP061 (Cts Inc), MP0-61-6.144 (Cts Inc).
Key specifications for MP061: Frequency Tolerance for Operating Temp in Percent: -0.015 TO 0.015; Terminal Diameter: 0.017 INCHES NOMINAL IN; Terminal Length: 0.150 INCHES MINIMUM IN; Mode of Oscillation: FUNDAMENTAL. 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 5955-01-119-0538 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.