The Microcircuit,memory, cataloged under National Stock Number 5962-01-447-9127, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Waferscale Integration Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5962-01-447-9127 |
| Primary Part Number | WS27C256L-20RMB |
| Item Name | Microcircuit,memory |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | Waferscale Integration Inc |
| Status | ACTIVE |
| Precious Material | GOLD |
| Inclosure Configuration | DUAL-IN-LINE |
| Memory Device Type | EPROM |
| Voltage Rating and Type Per Characteristic | 5.0 VOLTS NOMINAL APPLIED |
| Precious Material and Location | LEADS GOLD |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Terminal Type and Quantity | 28 PRINTED CIRCUIT |
| Time Rating Per Chacteristic | 20.00 NANOSECONDS MAXIMUM INPUT TO OUTPUT ACCESS NS |
| 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 |
|---|---|
| 12328450 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| WS27C256L-20RMB PRIMARY | Waferscale Integration Inc (USA) |
| Reference | Meaning |
|---|---|
| ROM/PROM | 5/1 Secondary reference Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) |
NSN 5962-01-447-9127 is a Microcircuit,memory, manufactured by Waferscale Integration Inc, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-447-9127 has 2 manufacturer part numbers on file: 12328450 (U S Army Tank Automotive Command Amsta-Im-Mm), WS27C256L-20RMB (Waferscale Integration Inc).
Key specifications for WS27C256L-20RMB: Precious Material: GOLD; Inclosure Configuration: DUAL-IN-LINE; Memory Device Type: EPROM; Voltage Rating and Type Per Characteristic: 5.0 VOLTS NOMINAL APPLIED. 8 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 5962-01-447-9127 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.