The Microcircuit,digital, cataloged under National Stock Number 5962-00-283-4282, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is National Semiconductor Corporation. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5962-00-283-4282 |
| Primary Part Number | DM54H74D |
| Item Name | Microcircuit,digital |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | National Semiconductor Corporation |
| Status | ACTIVE |
| Body Width | 0.280 INCHES MAXIMUM IN |
| Body Height | 0.180 INCHES MAXIMUM IN |
| Features Provided | DUAL EDGE TRIGGERED |
| Body Length | 0.785 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 3522 500 18672 | Thales Nederland (NLD) |
| DM54H74D PRIMARY | National Semiconductor Corporation (USA) |
| 1983174-1 | Honeywell Intl Inc Defense Avionics Systems (USA) |
| SN54H74J PRIMARY | Texas Instruments Incorporated (USA) |
| U6A54H7451X PRIMARY | Fairchild Semiconductor Corp (USA) |
| Reference | Meaning |
|---|---|
| S54H74F | 5/9 Secondary reference Philips Semiconductors Inc |
| 1983174-1 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
NSN 5962-00-283-4282 is a Microcircuit,digital, manufactured by National Semiconductor Corporation, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-00-283-4282 has 5 manufacturer part numbers on file: 3522 500 18672 (Thales Nederland), DM54H74D (National Semiconductor Corporation), 1983174-1 (Honeywell Intl Inc Defense Avionics Systems), SN54H74J (Texas Instruments Incorporated), U6A54H7451X (Fairchild Semiconductor Corp).
1 possible match (shared part number, not a government interchangeability claim): 5962-00-550-8563. Verify interchangeability with system specifications before substitution.
Key specifications for DM54H74D: Body Width: 0.280 INCHES MAXIMUM IN; Body Height: 0.180 INCHES MAXIMUM IN; Features Provided: DUAL EDGE TRIGGERED; Body Length: 0.785 INCHES MAXIMUM IN. 4 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 5962-00-283-4282 has DEMIL Code B. 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.