PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SN7403NMicrocircuit,digital

Texas Instruments Incorporated · NSN 5962-00-185-6629 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-00-185-6629 — this item is cataloged by the U.S. Government under National Stock Number 5962-00-185-6629. Primary manufacturer part number: SN7403N.
Features
  • Microcircuit,digital — FSC 5962
  • Operating Temp Range: +0.0 TO 70.0 CELSIUS DEGC
  • Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC
  • Design Function and Quantity: 4 GATE, NAND
  • Body Width: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
  • Terminal Surface Treatment: SOLDER
  • Body Height: 0.140 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
  • Features Provided: MONOLITHIC AND POSITIVE OUTPUTS AND W/OPEN COLLECTOR
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-00-185-6629, 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 Texas Instruments Incorporated. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 18 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5962-00-185-6629
Primary Part NumberSN7403N
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerTexas Instruments Incorporated
StatusCANCELLED
Operating Temp Range+0.0 TO 70.0 CELSIUS DEGC
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Design Function and Quantity4 GATE, NAND
Body Width0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
Terminal Surface TreatmentSOLDER
Body Height0.140 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
Features ProvidedMONOLITHIC AND POSITIVE OUTPUTS AND W/OPEN COLLECTOR
Body Length0.710 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Voltage Rating and Type Per Characteristic5.5 VOLTS MAXIMUM POWER SOURCE
Inclosure ConfigurationDUAL-IN-LINE
Maximum Power Dissipation Rating40.0 MILLIWATTS
Inclosure MaterialPLASTIC
Time Rating Per Chacteristic45.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT NS
Terminal Type and Quantity14 PRINTED CIRCUIT
Input Circuit PatternQUAD 2 INPUT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5962-00-331-9837 INTERCHANGEABLE
Microcircuit,digital
5962-01-139-1173 INTERCHANGEABLE
Microcircuit,digital
5962-01-292-8856 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
01-49018-31 Computer Automation Inc
N7403A Philips Semiconductors Inc (USA)
SN7403NA Adelco Elektronik Gmbh (DEU)
30470040 Belix Power Conversion Ltd (GBR)
586-581 Ampex Systems Corp (USA)
Q67000-H429 Tdk Electronics Ag (DEU)
100-000364 Data General Corporation (USA)
SN7403N PRIMARY Texas Instruments Incorporated (USA)
7904318-00 Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan (USA)
MC7403P Freescale Semiconductor, Inc. (USA)
156-0186-00 Tektronix, Inc. (USA)
SN7403NS3 Texas Instruments Incorporated (USA)
SN7403 Texas Instruments Incorporated (USA)
100-364 Data General Corporation (USA)
P07403N Ljf Corp (USA)
Q67000-H429 Epcos Ag Abt. Pr Roe K Pm (DEU)
402275-1 Cardion Inc (USA)
586-124 Ampex Systems Corp (USA)
Related Parts
5962-00-331-9837INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5962-01-139-1173INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5962-01-292-8856INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5962-00-185-6629?

NSN 5962-00-185-6629 is a Microcircuit,digital, manufactured by Texas Instruments Incorporated, classified under FSC 5962 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5962-00-185-6629?

NSN 5962-00-185-6629 has 18 cross-referenced part numbers: 01-49018-31 (Computer Automation Inc), N7403A (Philips Semiconductors Inc), SN7403NA (Adelco Elektronik Gmbh), 30470040 (Belix Power Conversion Ltd), 586-581 (Ampex Systems Corp) and 13 more.

What NSN replaces 5962-00-185-6629?

There are 3 known substitutes for 5962-00-185-6629: 5962-00-331-9837, 5962-01-139-1173, 5962-01-292-8856. Verify interchangeability with system specifications before substitution.

What are the specifications of SN7403N?

Key specifications for SN7403N: Operating Temp Range: +0.0 TO 70.0 CELSIUS DEGC; Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC; Design Function and Quantity: 4 GATE, NAND; Body Width: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5962-00-185-6629 still in active supply?

NSN 5962-00-185-6629 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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