The Crystal Unit,quartz, cataloged under National Stock Number 5955-00-709-5967, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-00-709-5967 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Status | ACTIVE |
| Distance Between Center Terminal and Outside Terminal Centers | 0.250 INCHES NOMINAL IN |
| Frequency Tolerance for Operating Temp in Percent | -0.010 TO 0.010 AND -0.100 TO 0.100 |
| Terminal Diameter | 0.156 INCHES NOMINAL IN |
| Second Center to Center Distance Between Terminals | 0.500 INCHES NOMINAL IN |
| Terminal Length | 0.625 INCHES NOMINAL IN |
| Mode of Oscillation | FUNDAMENTAL |
| Equivalent Resistance Value in Ohms | 5000.0 NOMINAL |
| Style Designator | RECTANGULAR BODY, PIN TERMINALS |
| Drive Level Rating | 1.6 MILLIWATTS MINIMUM AND 2.4 MILLIWATTS MAXIMUM |
| Specification/standard Data | 81349-MILC3098-80 GOVERNMENT SPECIFICATION |
| Body Length | 2.025 INCHES NOMINAL IN |
| Center to Center Distance Between Terminals | 0.812 INCHES NOMINAL IN |
| Load Capacitance in Picofarads | 31.5 MINIMUM AND 32.5 MAXIMUM |
| Circuit Resonance | ANTIRESONANCE |
| Operating Temp Range | -40.0 TO 70.0 CELSIUS DEGC |
| Test Data Document | 81349-MILC3098B 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 | GLASS COVER HOLDER |
| Specified Frequency | 81.940 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 |
|---|---|
| CR15B/U81K94000 | 2/2 Government specification standardization U.S. Government activity |
| MIL-C-3098/1 | 4/1 Identification reference U.S. Government activity |
| CR-15B/U81.940KHZ | 5/9 Secondary reference U.S. Government activity |
NSN 5955-00-709-5967 is a Crystal Unit,quartz, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 5955-00-709-5968, 5955-00-892-3321, 5955-00-892-3427. Verify interchangeability with system specifications before substitution.
Key specifications for 5955-00-709-5967: Distance Between Center Terminal and Outside Terminal Centers: 0.250 INCHES NOMINAL IN; Frequency Tolerance for Operating Temp in Percent: -0.010 TO 0.010 AND -0.100 TO 0.100; Terminal Diameter: 0.156 INCHES NOMINAL IN; Second Center to Center Distance Between Terminals: 0.500 INCHES NOMINAL IN. 18 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 5955-00-709-5967 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.