The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-01-026-6608, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5955-01-026-6608 |
| Primary Part Number | 972287-1 |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Inclosure Type | ENCASED |
| Frequency Per Channel | 4.0 MEGAHERTZ NOMINAL OPERATING CHANNEL |
| Connection Type | PRINTED CIRCUIT BOTTOM |
| Connection Contact Type and Quantity | 4 PRINTED CIRCUIT EXTERNAL |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Identification Designator | 977287-1-06481 |
| Maximum Operating Altitude Rating | 70000.000 FEET FT |
| Average Life Measurement | NOT RATED |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Installation Design | MODULE |
| External DC Operating Voltage in Volts | 5.0 NOMINAL SINGLE VOLTAGE |
| 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 |
|---|---|
| 972287-1 | Bliley Technologies Inc (USA) |
| 972287-1 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 686725-PC44 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 7030-196 | 5/9 Secondary reference Spectrum Technology Inc |
| CM11-1 | 5/1 Secondary reference Bliley Technologies Inc |
| 972287-1 | 5/9 Secondary reference Spectrum Technology Inc |
NSN 5955-01-026-6608 is a Oscillator,crystal Controlled, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-026-6608 has 3 manufacturer part numbers on file: 972287-1 (Bliley Technologies Inc), 972287-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 686725-PC44 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
1 possible match (shared part number, not a government interchangeability claim): 5950-01-084-8305. Verify interchangeability with system specifications before substitution.
Key specifications for 972287-1: Circuit Construction Type: SOLID STATE; Overall Height: 0.520 INCHES NOMINAL IN; Inclosure Type: ENCASED; Frequency Per Channel: 4.0 MEGAHERTZ NOMINAL OPERATING CHANNEL. 12 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 5955-01-026-6608 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.