The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-01-068-9581, 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. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-068-9581 |
| Primary Part Number | 16-123620-1 |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Inclosure Type | ENCASED |
| Frequency Per Channel | 4.0 MEGAHERTZ NOMINAL OPERATING CHANNEL |
| Connection Type | SOLDER LUG BOTTOM |
| Connection Contact Type and Quantity | 5 SOLDER LUG EXTERNAL |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Identification Designator | 16-123620-1-28815 |
| Average Life Measurement | NOT RATED |
| Installation Design | MODULE |
| External DC Operating Voltage in Volts | 12.0 NOMINAL SINGLE VOLTAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 16-123620-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| TKXX/051 | 5/9 Secondary reference St Olektron Corp |
| T01222-2 | 5/9 Secondary reference Murata Erie North America Inc State College Opns |
NSN 5955-01-068-9581 is a Oscillator,crystal Controlled, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-068-9581 has 1 manufacturer part number on file: 16-123620-1 (Northrop Grumman Systems Corporation).
Key specifications for 16-123620-1: Circuit Construction Type: SOLID STATE; Overall Height: 0.810 INCHES NOMINAL IN; Inclosure Type: ENCASED; Frequency Per Channel: 4.0 MEGAHERTZ NOMINAL OPERATING CHANNEL. 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.
NSN 5955-01-068-9581 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.