The Microcircuit,digital, cataloged under National Stock Number 5962-01-078-0182, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 15 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5962-01-078-0182 |
| Primary Part Number | 642AS7878 |
| Item Name | Microcircuit,digital |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Input Circuit Pattern | DUAL 2 WIDE 2 INPUT |
| Inclosure Material | CERAMIC AND GLASS |
| Terminal Surface Treatment | SOLDER |
| Design Function and Quantity | 2 GATE, AND-OR INVERT |
| Body Width | 0.200 INCHES MAXIMUM IN |
| Body Height | 0.075 INCHES MAXIMUM IN |
| Features Provided | HERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND MEDIUM POWER AND MEDIUM SPEED |
| Inclosure Configuration | FLAT PACK |
| Body Length | 0.380 INCHES MAXIMUM IN |
| Storage Temp Range | -65.0 TO 150.0 CELSIUS DEGC |
| Output Logic Form | TRANSISTOR-TRANSISTOR LOGIC |
| Voltage Rating and Type Per Characteristic | 5.5 VOLTS MAXIMUM POWER SOURCE |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Test Data Document | 30003-642AS7878 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Terminal Type and Quantity | 14 FLAT LEADS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 642AS7878 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 642AS7878 | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| Reference | Meaning |
|---|---|
| 6082966 | 5/1 Secondary reference Lockheed Martin Corporation Div Rotary and Mission Systems |
| 642AS7878 | 5/9 Secondary reference Freescale Semiconductor, Inc. |
| 642AS7878 | 5/9 Secondary reference Texas Instruments Incorporated |
| SN5451W | 5/1 Secondary reference Texas Instruments Incorporated |
| MC5451F | 5/1 Secondary reference Freescale Semiconductor, Inc. |
NSN 5962-01-078-0182 is a Microcircuit,digital, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-078-0182 has 2 manufacturer part numbers on file: 642AS7878 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 642AS7878 (Lockheed Martin Corporation Div Rotary and Mission Systems).
1 possible match (shared part number, not a government interchangeability claim): 5962-01-283-9173. Verify interchangeability with system specifications before substitution.
Key specifications for 642AS7878: Input Circuit Pattern: DUAL 2 WIDE 2 INPUT; Inclosure Material: CERAMIC AND GLASS; Terminal Surface Treatment: SOLDER; Design Function and Quantity: 2 GATE, AND-OR INVERT. 15 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 5962-01-078-0182 has DEMIL Code Q. 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.