The Oven,electrical-Electronic Compo, cataloged under National Stock Number 5955-00-667-4573, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5955-00-667-4573 |
| Item Name | Oven,electrical-Electronic Compo |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Status | ACTIVE |
| Heater Element Operating Voltage Rating in Volts and Type | 115.0 AC NOMINAL |
| Inclosure Type | INCLOSED |
| Body Width | 2.060 INCHES MAXIMUM IN |
| Maintained Oven Cavity Temp Rating | 75.0 CELSIUS DEGC |
| Style Designator | OCTAL SOCKET |
| Component Type and Quantity Accommodated | 1 CRYSTAL |
| Crystal Holder Designator | HC-6/U |
| Furnished Crystal Unit Specified Frequency | 256.000 KILOHERTZ |
| Terminal Type and Quantity | 8 STANDARD TUBE BASE |
| Maintained Temp Tolerance Rating | -2.0 TO 2.0 CELSIUS DEGC |
| 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 |
|---|---|
| 999128-3 | 3/2 Design control — primary reference U.S. Government activity |
| K00000020-256 | 5/2 Secondary reference U.S. Government activity |
NSN 5955-00-667-4573 is a Oven,electrical-Electronic Compo, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6145-00-754-8058. Verify interchangeability with system specifications before substitution.
Key specifications for 5955-00-667-4573: Overall Height: 4.630 INCHES MAXIMUM IN; Heater Element Operating Voltage Rating in Volts and Type: 115.0 AC NOMINAL; Inclosure Type: INCLOSED; Body Width: 2.060 INCHES MAXIMUM IN. 10 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.