The Oscillator,crystal Controlled, cataloged under National Stock Number 5963-01-602-5591, is classified within Federal Supply Class 5963 (Electronic Modules) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5963-01-602-5591 |
| Primary Part Number | 1213634-266 |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5963 / 59 — Electronic Modules |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Circuit Construction Type | ELECTROMECHANICAL |
| Inclosure Type | ENCASED |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Average Life Measurement | NOT RATED |
| Installation Design | MODULE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1213634-266 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 1213634-266 | National Weather Service Nexrad Radar Operations Center (USA) |
| Reference | Meaning |
|---|---|
| P10S331-2836 | 3/9 Design control — primary reference Aeroflex R D L Corp |
| 1213634 | D/9 Drawing number reference only Lockheed Martin Corporation Div Rms - Mitchel Field |
NSN 5963-01-602-5591 is a Oscillator,crystal Controlled, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5963, Electronic Modules. Status: active.
NSN 5963-01-602-5591 has 2 manufacturer part numbers on file: 1213634-266 (Lockheed Martin Corporation Div Rms - Mitchel Field), 1213634-266 (National Weather Service Nexrad Radar Operations Center).
Key specifications for 1213634-266: Circuit Construction Type: ELECTROMECHANICAL; Overall Height: 2.230 INCHES MAXIMUM IN; Inclosure Type: ENCASED; Overall Length: 6.750 INCHES NOMINAL IN. 5 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 5963-01-602-5591 has DEMIL Code D. 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.