The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-01-306-0490, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Greenray Industries, Inc.. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-306-0490 |
| Primary Part Number | ZY-669-2MHZ |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Greenray Industries, Inc. |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Impedance Rating Per Channel | 950.000 OHMS INPUT CHANNEL |
| Inclosure Type | ENCASED |
| Frequency Per Channel | 2.0 MEGAHERTZ NOMINAL OPERATING CHANNEL |
| Criticality Code Justification | FEAT |
| Connection Type | PIN BOTTOM |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| External DC Operating Voltage in Volts | 5.0 NOMINAL SINGLE VOLTAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| ZY-669-2MHZ PRIMARY | Greenray Industries, Inc. (USA) |
| 058-004612-001 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
NSN 5955-01-306-0490 is a Oscillator,crystal Controlled, manufactured by Greenray Industries, Inc., classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-306-0490 has 2 manufacturer part numbers on file: ZY-669-2MHZ (Greenray Industries, Inc.), 058-004612-001 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
Key specifications for ZY-669-2MHZ: Circuit Construction Type: SOLID STATE; Overall Height: 0.400 INCHES NOMINAL IN; Impedance Rating Per Channel: 950.000 OHMS INPUT CHANNEL; Inclosure Type: ENCASED. 9 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.