The Microcircuit,linear, cataloged under National Stock Number 5962-01-270-9172, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Leonardo Tactical Systems. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5962-01-270-9172 |
| Primary Part Number | U74F139 |
| Item Name | Microcircuit,linear |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | Leonardo Tactical Systems |
| Status | ACTIVE |
| Inclosure Material | PLASTIC |
| Terminal Surface Treatment | TIN |
| Design Function and Quantity | 2 DECODER, ONE OF FOUR LINE |
| Body Width | 0.260 INCHES MAXIMUM IN |
| Body Height | 0.200 INCHES MAXIMUM IN |
| Features Provided | HIGH SPEED |
| Inclosure Configuration | DUAL-IN-LINE |
| Body Length | 0.770 INCHES MAXIMUM IN |
| Operating Temp Range | -40.0 TO 85.0 CELSIUS DEGC |
| 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 |
|---|---|
| U74F139 | Leonardo Tactical Systems (GBR) |
| 74F139PC | National Semiconductor (uk) Ltd (GBR) |
| 5014726-001 | Thales Uk Limited Dba Thales Uk Ltd Training and Simulation (GBR) |
| Reference | Meaning |
|---|---|
| 74F139PC | 3/9 Design control — primary reference Fairchild Semiconductor Corp |
| U74F139 | 5/9 Secondary reference Drs Rugged Systems (europe) Ltd |
NSN 5962-01-270-9172 is a Microcircuit,linear, manufactured by Leonardo Tactical Systems, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-270-9172 has 3 manufacturer part numbers on file: U74F139 (Leonardo Tactical Systems), 74F139PC (National Semiconductor (uk) Ltd), 5014726-001 (Thales Uk Limited Dba Thales Uk Ltd Training and Simulation).
Key specifications for U74F139: Inclosure Material: PLASTIC; Terminal Surface Treatment: TIN; Design Function and Quantity: 2 DECODER, ONE OF FOUR LINE; Body Width: 0.260 INCHES MAXIMUM IN. 9 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 5962-01-270-9172 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.