The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-01-251-8701, 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. Government technical data includes 15 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-251-8701 |
| Primary Part Number | 626718-1 |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Inclosure Type | ENCASED |
| Control Type | LOCAL |
| Frequency Per Channel | 5.0 MEGAHERTZ NOMINAL OPERATING CHANNEL |
| Connection Type | COAXIAL RECEPTACLE AND TERMINAL LUG RIGHT SIDE |
| Connection Contact Type and Quantity | 1 RECEPTACLE, COAXIAL EXTERNAL AND 8 TERMINAL LUG EXTERNAL |
| Operating Control Method | MANUAL |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Identification Designator | 626718-1-37695 |
| Maximum Operating Altitude Rating | 10000.0 FEET FT |
| Storage Temp Range | -54.0 TO 85.0 CELSIUS DEGC |
| Average Life Measurement | NOT RATED |
| Environmental Protection | MOISTURE PROOF AND SHOCK RESISTANT |
| Operating Temp Range | -40.0 TO 70.0 CELSIUS DEGC |
| Installation Design | MECHANICAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 626718-1 PRIMARY | Raytheon Company (USA) |
| OCXO 5.0MHZ | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| Reference | Meaning |
|---|---|
| 30299120 | 5/9 Secondary reference C and B Machine Co Inc |
| H-174 5.0MHZ | 5/9 Secondary reference Vectron International, Inc. |
| H-174 5.0MHZ | 5/9 Secondary reference Oscillatek Corp P O Box 5160 Norwalk Ct 06856-5160 |
NSN 5955-01-251-8701 is a Oscillator,crystal Controlled, manufactured by Raytheon Company, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-251-8701 has 2 manufacturer part numbers on file: 626718-1 (Raytheon Company), OCXO 5.0MHZ (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled).
Key specifications for 626718-1: Circuit Construction Type: SOLID STATE; Overall Height: 2.190 INCHES NOMINAL IN; Inclosure Type: ENCASED; Control Type: LOCAL. 15 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 5955-01-251-8701 has DEMIL Code D. 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.