PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N74128NMicrocircuit,digital

Philips Semiconductors Inc · NSN 5962-01-121-6438 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-121-6438 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-121-6438. Primary manufacturer part number: N74128N.
Features
  • Microcircuit,digital — FSC 5962
  • Operating Temp Range: +0.0 TO 70.0 CELSIUS DEGC
  • Features Provided: MONOLITHIC
  • Design Function and Quantity: 4 BUFFER, NOR
  • Inclosure Material: PLASTIC
  • Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC
  • Input Circuit Pattern: 2 INPUT
  • 3 verified cross-references
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-01-121-6438, is classified within Federal Supply Class 5962 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Philips Semiconductors Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-121-6438
Primary Part NumberN74128N
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerPhilips Semiconductors Inc
StatusACTIVE
Operating Temp Range+0.0 TO 70.0 CELSIUS DEGC
Features ProvidedMONOLITHIC
Design Function and Quantity4 BUFFER, NOR
Inclosure MaterialPLASTIC
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Input Circuit Pattern2 INPUT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5962-00-276-9934SN74128N INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
5962-01-090-92623279450 INTERCHANGEABLE
Microcircuit,digital
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
N74128N Philips Semiconductors Inc (USA)
74128N Philips Semiconductors Inc (USA)
SN74128N Texas Instruments Incorporated (USA)
Related Parts
5962-00-276-9934INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SN74128N
5962-01-090-9262INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
3279450

Frequently Asked Questions

What is NSN 5962-01-121-6438?

NSN 5962-01-121-6438 is a Microcircuit,digital, manufactured by Philips Semiconductors Inc, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-121-6438?

NSN 5962-01-121-6438 has 3 cross-referenced part numbers: N74128N (Philips Semiconductors Inc), 74128N (Philips Semiconductors Inc), SN74128N (Texas Instruments Incorporated).

What NSN replaces 5962-01-121-6438?

There are 2 known substitutes for 5962-01-121-6438: 5962-00-276-9934, 5962-01-090-9262. Verify interchangeability with system specifications before substitution.

What are the specifications of N74128N?

Key specifications for N74128N: Operating Temp Range: +0.0 TO 70.0 CELSIUS DEGC; Features Provided: MONOLITHIC; Design Function and Quantity: 4 BUFFER, NOR; Inclosure Material: PLASTIC. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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