The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-01-288-9988, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Connor Winfield Corp Div Connor Winfield. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5955-01-288-9988 |
| Primary Part Number | T63-20.00MHZ |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Connor Winfield Corp Div Connor Winfield |
| Status | ACTIVE |
| Inclosure Type | HERMETICALLY SEALED |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| 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 |
|---|---|
| T63-20.00MHZ PRIMARY | Connor Winfield Corp Div Connor Winfield (USA) |
| Reference | Meaning |
|---|---|
| 2727091-3 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
NSN 5955-01-288-9988 is a Oscillator,crystal Controlled, manufactured by Connor Winfield Corp Div Connor Winfield, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-288-9988 has 1 manufacturer part number on file: T63-20.00MHZ (Connor Winfield Corp Div Connor Winfield).
Key specifications for T63-20.00MHZ: Overall Height: 0.385 INCHES NOMINAL IN; Inclosure Type: HERMETICALLY SEALED; Overall Length: 0.500 INCHES NOMINAL IN; Overall Width: 0.200 INCHES MAXIMUM IN. 2 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.