The Crystal Unit,quartz, cataloged under National Stock Number 5955-00-239-7342, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-00-239-7342 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Status | ACTIVE |
| Frequency Tolerance for Operating Temp in Percent | -0.020 TO 0.020 |
| Terminal Diameter | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Terminal Length | 0.595 INCHES MINIMUM AND 0.655 INCHES MAXIMUM IN |
| Mode of Oscillation | FUNDAMENTAL |
| Equivalent Resistance Value in Ohms | 40.0 NOMINAL |
| Overall Thickness | 0.380 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN |
| Style Designator | RECTANGULAR BODY, PIN TERMINALS |
| Drive Level Rating | 30.0 MILLIWATTS NOMINAL |
| Specification/standard Data | 81349-MIL-C-16 GOVERNMENT SPECIFICATION |
| Body Length | 1.155 INCHES MINIMUM AND 1.285 INCHES MAXIMUM IN |
| Center to Center Distance Between Terminals | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN |
| Load Capacitance in Picofarads | 34.5 MINIMUM AND 35.5 MAXIMUM |
| Circuit Resonance | ANTIRESONANCE |
| Operating Temp Range | -55.0 TO 90.0 CELSIUS DEGC |
| Test Data Document | 81349-MIL-C-16 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Material | PLASTIC COVER HOLDER |
| Specified Frequency | 8.10353 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 |
|---|---|
| CR-1A/AR8.103530MHZ | 2/2 Government specification standardization U.S. Government activity |
| MIL-C-16 | 4/1 Identification reference U.S. Government activity |
NSN 5955-00-239-7342 is a Crystal Unit,quartz, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
Key specifications for 5955-00-239-7342: Frequency Tolerance for Operating Temp in Percent: -0.020 TO 0.020; Terminal Diameter: 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN; Terminal Length: 0.595 INCHES MINIMUM AND 0.655 INCHES MAXIMUM IN; Mode of Oscillation: FUNDAMENTAL. 17 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.