The Microcircuit,memory, cataloged under National Stock Number 5962-01-115-9971, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Cae Usa Inc.. Government technical data includes 15 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5962-01-115-9971 |
| Primary Part Number | A577-9 |
| Item Name | Microcircuit,memory |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | Cae Usa Inc. |
| Status | ACTIVE |
| Input Circuit Pattern | 6 INPUT |
| Inclosure Material | CERAMIC |
| Terminal Surface Treatment | SOLDER |
| Body Width | 0.270 INCHES NOMINAL IN |
| Body Height | 0.155 INCHES NOMINAL IN |
| Features Provided | HERMETICALLY SEALED AND PROGRAMMABLE AND PROGRAMMED AND BIPOLAR AND HIGH SPEED AND SCHOTTKY AND 3-STATE OUTPUT |
| Inclosure Configuration | DUAL-IN-LINE |
| Memory Device Type | ROM |
| Body Length | 0.760 INCHES NOMINAL 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 | +0.0 TO 75.0 CELSIUS DEGC |
| Terminal Type and Quantity | 16 PRINTED CIRCUIT |
| Memory Capacity | UNKNOWN |
| 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 |
|---|---|
| A577-9 PRIMARY | Cae Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| A577-9 | 5/9 Secondary reference U.S. Government activity |
| A577-9 | 5/9 Secondary reference Raytheon Technical Services Company |
| ROM/PROM FAMILY 013 | 5/1 Secondary reference Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) |
| HM1-7603-5 | 5/9 Secondary reference Renesas Electronics America Inc |
| HM1-7603-5 | 5/9 Secondary reference U.S. Government activity |
NSN 5962-01-115-9971 is a Microcircuit,memory, manufactured by Cae Usa Inc., classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-115-9971 has 1 manufacturer part number on file: A577-9 (Cae Usa Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5342-01-449-9811. Verify interchangeability with system specifications before substitution.
Key specifications for A577-9: Input Circuit Pattern: 6 INPUT; Inclosure Material: CERAMIC; Terminal Surface Treatment: SOLDER; Body Width: 0.270 INCHES NOMINAL IN. 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 5962-01-115-9971 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.