The Microcircuit,digital, cataloged under National Stock Number 5962-01-142-2391, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Leonardo S.p.a. Security & Information System Division. Government technical data includes 6 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5962-01-142-2391 |
| Primary Part Number | 4-50822P |
| Item Name | Microcircuit,digital |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | Leonardo S.p.a. Security & Information System Division |
| Status | ACTIVE |
| Input Circuit Pattern | 8 CHANNEL |
| Inclosure Material | CERAMIC |
| Inclosure Configuration | FLAT PACK |
| Output Logic Form | COMPLEMENTARY-OXIDIZED-SILICON LOGIC |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Test Data Document | 81349-MIL-STD-883 CLASS B STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |
| 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 |
|---|---|
| 4-50822P | Leonardo S.p.a. Security & Information System Division (ITA) |
| CD4051BK3 | Lacon Electronic Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| CD4051BK3 | 5/9 Secondary reference Adelco Elektronik Gmbh |
| 4-50822P | 5/9 Secondary reference Marconi Mobile Spa Ex Elmer Spa |
| CD4051BK3A | 5/9 Secondary reference Adelco Elektronik Gmbh |
| 918925 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| CD4051BK3 | 3/9 Design control — primary reference Renesas Electronics America Inc |
NSN 5962-01-142-2391 is a Microcircuit,digital, manufactured by Leonardo S.p.a. Security & Information System Division, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-142-2391 has 2 manufacturer part numbers on file: 4-50822P (Leonardo S.p.a. Security & Information System Division), CD4051BK3 (Lacon Electronic Gmbh).
Key specifications for 4-50822P: Input Circuit Pattern: 8 CHANNEL; Inclosure Material: CERAMIC; Inclosure Configuration: FLAT PACK; Output Logic Form: COMPLEMENTARY-OXIDIZED-SILICON LOGIC. 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.