PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

443-54Microcircuit,digital

Heathkit Co Inc Dba Heathkit Educational Systems · NSN 5962-00-331-9837 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-00-331-9837 — this item is cataloged by the U.S. Government under National Stock Number 5962-00-331-9837. Primary manufacturer part number: 443-54.
Features
  • Microcircuit,digital — FSC 5962
  • Inclosure Configuration: DUAL-IN-LINE
  • Body Height: 0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
  • Case Outline Source and Designator: D-1 MIL-M-38510
  • Voltage Rating and Type Per Characteristic: -1.5 VOLTS MINIMUM POWER SOURCE AND 5.5 VOLTS MAXIMUM POWER SOURCE
  • Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC
  • Inclosure Material: CERAMIC AND GLASS
  • Terminal Type and Quantity: 14 PRINTED CIRCUIT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-00-331-9837, 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 Heathkit Co Inc Dba Heathkit Educational Systems. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 46 commercial cross-references from 21 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5962-00-331-9837
Primary Part Number443-54
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerHeathkit Co Inc Dba Heathkit Educational Systems
StatusCANCELLED
Inclosure ConfigurationDUAL-IN-LINE
Body Height0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
Case Outline Source and DesignatorD-1 MIL-M-38510
Voltage Rating and Type Per Characteristic-1.5 VOLTS MINIMUM POWER SOURCE AND 5.5 VOLTS MAXIMUM POWER SOURCE
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Inclosure MaterialCERAMIC AND GLASS
Terminal Type and Quantity14 PRINTED CIRCUIT
Features ProvidedHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND W/OPEN COLLECTOR
Design Function and Quantity4 GATE, NAND
Body Length0.785 INCHES MAXIMUM IN
Terminal Surface TreatmentSOLDER
Maximum Power Dissipation Rating160.0 MILLIWATTS
Body Width0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
Input Circuit PatternQUAD 2 INPUT
Test Data Document81349-MIL-M-38510 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Specification/standard Data81349-MIL-M-38510/1B GOVERNMENT SPECIFICATION
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5962-00-185-6629SN7403N INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
6210-00-498-8159SCB37091 INTERCHANGEABLE
Lens,magnifying
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5930-01-025-2235 INTERCHANGEABLE
Switch,push
3110-01-035-221544354 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5905-01-036-9404 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
5831-01-071-4786 INTERCHANGEABLE
Panel,control,intercom
5962-01-103-2228 INTERCHANGEABLE
Microcircuit,digital
5330-01-138-3206S002006 INTERCHANGEABLE
Seal
Dyna-Torque Inc
5962-01-139-1173 INTERCHANGEABLE
Microcircuit,digital
6105-01-165-683302-5001-13 INTERCHANGEABLE
Motor,direct Current
Essex Industries, Inc.
Cross-Reference Index
Part NumberManufacturer
443-54 Heathkit Co Inc Dba Heathkit Educational Systems (USA)
0301-7403 Datum Inc Bancomm-Timing Div (USA)
DM7403N National Semiconductor Corporation (USA)
WB5403 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
4004221-01 Raytheon Technical Services Company (USA)
SN7403N-00 Texas Instruments Incorporated (USA)
SN5403N00 Texas Instruments Incorporated (USA)
JM38510/00109BCA National Semiconductor Corporation (USA)
SN34242J Texas Instruments Incorporated (USA)
60151-03 Talos Systems Inc (USA)
103325-01 Rolm Corp Mil Spec Computers (USA)
7904318-01 Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan (USA)
M38510/00109BCB Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
SN7403J Texas Instruments Incorporated (USA)
7403 Texas Instruments Incorporated (USA)
MC7403CCBS Freescale Semiconductor, Inc. (USA)
5962-3800109BCX Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M38510-00109BCA Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
N7403F Philips Semiconductors Inc (USA)
AP106074-03 Giordano Associates Inc (USA)
Related Parts
5962-00-185-6629INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SN7403N
6210-00-498-8159INTERCHANGEABLE
LENS,MAGNIFYING
SCB37091
5930-01-025-2235INTERCHANGEABLE
SWITCH,PUSH
3110-01-035-2215INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
44354
5905-01-036-9404INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
5831-01-071-4786INTERCHANGEABLE
PANEL,CONTROL,INTERCOM
5962-01-103-2228INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5330-01-138-3206INTERCHANGEABLE
SEAL
S002006
5962-01-139-1173INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
6105-01-165-6833INTERCHANGEABLE
MOTOR,DIRECT CURRENT
02-5001-13
5962-01-292-8856INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5365-01-382-2698INTERCHANGEABLE
BUSHING,MACHINE THREAD
44354

Frequently Asked Questions

What is NSN 5962-00-331-9837?

NSN 5962-00-331-9837 is a Microcircuit,digital, manufactured by Heathkit Co Inc Dba Heathkit Educational Systems, classified under FSC 5962 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5962-00-331-9837?

NSN 5962-00-331-9837 has 46 cross-referenced part numbers: 443-54 (Heathkit Co Inc Dba Heathkit Educational Systems), 0301-7403 (Datum Inc Bancomm-Timing Div), DM7403N (National Semiconductor Corporation), WB5403 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 4004221-01 (Raytheon Technical Services Company) and 41 more.

What NSN replaces 5962-00-331-9837?

There are 12 known substitutes for 5962-00-331-9837: 5962-00-185-6629, 6210-00-498-8159, 5930-01-025-2235 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 443-54?

Key specifications for 443-54: Inclosure Configuration: DUAL-IN-LINE; Body Height: 0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN; Case Outline Source and Designator: D-1 MIL-M-38510; Voltage Rating and Type Per Characteristic: -1.5 VOLTS MINIMUM POWER SOURCE AND 5.5 VOLTS MAXIMUM POWER SOURCE. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5962-00-331-9837 still in active supply?

NSN 5962-00-331-9837 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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