The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-01-034-0842, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-034-0842 |
| Primary Part Number | CO-211D-2.0MHZ |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Inclosure Type | ENCASED |
| Frequency Per Channel | 2.0 MEGAHERTZ NOMINAL OPERATING CHANNEL |
| Connection Type | PLUG CONNECTOR AND TERMINAL STUD BOTTOM |
| Connection Contact Type and Quantity | 1 CONNECTOR, PLUG EXTERNAL AND 4 TERMINAL STUD EXTERNAL |
| Operating Control Method | AUTOMATIC |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Identification Designator | CO-211D-2.0MHZ-27802 MHz |
| Average Life Measurement | NOT RATED |
| Operating Temp Range | -20.0 TO 70.0 CELSIUS DEGC |
| Material | ALUMINUM ENCLOSURE |
| Installation Design | MECHANICAL |
| External DC Operating Voltage in Volts | 24.0 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 | X |
| Part Number | Manufacturer |
|---|---|
| CO-211D-2.0MHZ PRIMARY | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| Reference | Meaning |
|---|---|
| CO-211D-2.0MHZ | 3/9 Design control — primary reference Vectron International Div. of Dover Electronics Inc |
NSN 5955-01-034-0842 is a Oscillator,crystal Controlled, manufactured by Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-034-0842 has 1 manufacturer part number on file: CO-211D-2.0MHZ (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled).
Key specifications for CO-211D-2.0MHZ: Circuit Construction Type: SOLID STATE; Overall Height: 1.500 INCHES NOMINAL IN; Inclosure Type: ENCASED; Frequency Per Channel: 2.0 MEGAHERTZ NOMINAL OPERATING CHANNEL. 13 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.