The Microcircuit,memory, cataloged under National Stock Number 5962-01-445-1220, 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 6 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5962-01-445-1220 |
| Primary Part Number | WS27C256L-12TMB |
| Item Name | Microcircuit,memory |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | Waferscale Integration Inc |
| Status | ACTIVE |
| Inclosure Configuration | DUAL-IN-LINE |
| Memory Device Type | EPROM |
| Output Logic Form | COMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC |
| Voltage Rating and Type Per Characteristic | 5.0 VOLTS NOMINAL POWER SOURCE |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Terminal Type and Quantity | 28 PIN |
| 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 |
|---|---|
| WS27C256L-12TMB PRIMARY | Waferscale Integration Inc (USA) |
NSN 5962-01-445-1220 is a Microcircuit,memory, manufactured by Waferscale Integration Inc, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-445-1220 has 1 manufacturer part number on file: WS27C256L-12TMB (Waferscale Integration Inc).
Key specifications for WS27C256L-12TMB: Inclosure Configuration: DUAL-IN-LINE; Memory Device Type: EPROM; Output Logic Form: COMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC; Voltage Rating and Type Per Characteristic: 5.0 VOLTS NOMINAL POWER SOURCE. 6 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.