The Microcircuit,digital, cataloged under National Stock Number 5962-01-231-9461, 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 9 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5962-01-231-9461 |
| Primary Part Number | MM74HC257N |
| Item Name | Microcircuit,digital |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | National Semiconductor Corporation |
| Status | ACTIVE |
| Inclosure Material | PLASTIC |
| Design Function and Quantity | 4 MULTIPLEXER, TWO TO ONE LINE |
| Body Width | 0.250 INCHES NOMINAL IN |
| Body Height | 0.130 INCHES NOMINAL IN |
| Features Provided | 2-STATE OUTPUT AND LOW CURRENT |
| Inclosure Configuration | DUAL-IN-LINE |
| Body Length | 0.780 INCHES MAXIMUM IN |
| Output Logic Form | COMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC |
| Operating Temp Range | -40.0 TO 85.0 CELSIUS DEGC |
| 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 |
|---|---|
| MM74HC257N PRIMARY | National Semiconductor Corporation (USA) |
| PL 520D05001001/34 | Bae Systems Australia Ltd C/o Dlm Secure Room (AUS) |
| PL 520D05001001 ITEM 34 | Bae Systems Australia Ltd C/o Dlm Secure Room (AUS) |
| BL5713136 | Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S (DEU) |
| Reference | Meaning |
|---|---|
| PL 520D05001001 ITEM 34 | 5/9 Secondary reference Awa Defence Industries Pty Ltd |
| PL 520D05001001/34 | 5/9 Secondary reference Awa Defence Industries Pty Ltd |
NSN 5962-01-231-9461 is a Microcircuit,digital, manufactured by National Semiconductor Corporation, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-231-9461 has 4 manufacturer part numbers on file: MM74HC257N (National Semiconductor Corporation), PL 520D05001001/34 (Bae Systems Australia Ltd C/o Dlm Secure Room), PL 520D05001001 ITEM 34 (Bae Systems Australia Ltd C/o Dlm Secure Room), BL5713136 (Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S).
Key specifications for MM74HC257N: Inclosure Material: PLASTIC; Design Function and Quantity: 4 MULTIPLEXER, TWO TO ONE LINE; Body Width: 0.250 INCHES NOMINAL IN; Body Height: 0.130 INCHES NOMINAL 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.
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.