The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-01-464-0486, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Q-Tech Corp Dba Q-Tech Corp. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5955-01-464-0486 |
| Primary Part Number | MCM1899-1M |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Q-Tech Corp Dba Q-Tech Corp |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Inclosure Type | ENCASED |
| Frequency Per Channel | 46.6 MEGAHERTZ NOMINAL OPERATING CHANNEL |
| Connection Type | PIN BOTTOM |
| Connection Contact Type and Quantity | 14 PIN EXTERNAL |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Reliability Indicator | NOT ESTABLISHED |
| Average Life Measurement | NOT RATED |
| Operating Temp Range | -40.0 TO 85.0 CELSIUS DEGC |
| Installation Design | MODULE |
| 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 |
|---|---|
| MCM1899-1M | Q-Tech Corp Dba Q-Tech Corp (USA) |
| Reference | Meaning |
|---|---|
| CO-402V | 3/9 Design control — primary reference Vectron International Div. of Dover Electronics Inc |
| 588R887H01 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5955-01-464-0486 is a Oscillator,crystal Controlled, manufactured by Q-Tech Corp Dba Q-Tech Corp, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-464-0486 has 1 manufacturer part number on file: MCM1899-1M (Q-Tech Corp Dba Q-Tech Corp).
Key specifications for MCM1899-1M: Circuit Construction Type: SOLID STATE; Overall Height: 0.450 INCHES NOMINAL IN; Inclosure Type: ENCASED; Frequency Per Channel: 46.6 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.
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.