The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-082-9603, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-082-9603 |
| Primary Part Number | MP180 |
| 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 | -0.010 TO 0.010 |
| Terminal Diameter | 0.017 INCHES NOMINAL IN |
| Terminal Length | 1.500 INCHES MINIMUM IN |
| Mode of Oscillation | FUNDAMENTAL |
| Body Width | 0.402 INCHES NOMINAL IN |
| Equivalent Resistance Value in Ohms | 25.0 NOMINAL |
| Overall Thickness | 0.183 INCHES MAXIMUM IN |
| Style Designator | OVAL BODY, WIRE LEADS |
| Drive Level Rating | 2.0 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 | 18.000 MEGAHERTZ |
| Body Thickness | 0.150 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MP180 | Cts Inc (USA) |
| Reference | Meaning |
|---|---|
| SC5955-0007-1 | 3/9 Design control — primary reference Drs Icas, Llc |
NSN 5955-01-082-9603 is a Crystal Unit,quartz, manufactured by Cts Inc, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-082-9603 has 1 manufacturer part number on file: MP180 (Cts Inc).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-562-0872. Verify interchangeability with system specifications before substitution.
Key specifications for MP180: Frequency Tolerance for Operating Temp in Percent: -0.010 TO 0.010; Terminal Diameter: 0.017 INCHES NOMINAL IN; Terminal Length: 1.500 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 5955-01-082-9603 has DEMIL Code Q. 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.