The Crystal Unit,quartz, cataloged under National Stock Number 5955-00-065-9741, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Raytheon Company Div Rmd Strategic. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5955-00-065-9741 |
| Primary Part Number | 712750-27 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Frequency Tolerance for Operating Temp in Percent | -0.004 TO 0.004 |
| Terminal Diameter | 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Terminal Length | 0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN |
| Mode of Oscillation | THIRD OVERTONE AND FIFTH OVERTONE |
| Body Width | 0.730 INCHES MAXIMUM IN |
| Equivalent Resistance Value in Ohms | 20.0 NOMINAL |
| Overall Thickness | 0.352 INCHES MAXIMUM IN |
| Style Designator | 7 PIN TUBE BASE |
| Drive Level Rating | 2.0 MILLIWATTS MAXIMUM |
| Body Length | 0.755 INCHES MINIMUM AND 0.775 INCHES MAXIMUM IN |
| Center to Center Distance Between Terminals | 0.478 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN |
| Circuit Resonance | SERIES RESONANCE |
| Shunt Capacitance in Picofarads | 7.0 MAXIMUM |
| Operating Temp Range | -40.0 TO 70.0 CELSIUS DEGC |
| Material | GLASS COVER HOLDER |
| Specified Frequency | 56.052 MEGAHERTZ |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5955-00-065-9741 is a Crystal Unit,quartz, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-00-065-9741 has 2 manufacturer part numbers on file: B302-1 (Bliley Technologies Inc), 712750-27 (Raytheon Company Div Rmd Strategic).
2 possible matches (shared part number, not a government interchangeability claim): 2910-00-126-0965, 5310-01-674-7286. Verify interchangeability with system specifications before substitution.
Key specifications for 712750-27: Frequency Tolerance for Operating Temp in Percent: -0.004 TO 0.004; Terminal Diameter: 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN; Terminal Length: 0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN; Mode of Oscillation: THIRD OVERTONE AND FIFTH OVERTONE. 16 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 5955-00-065-9741 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.