PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LM124AJMicrocircuit,linear

National Semiconductor Corporation · NSN 5962-01-138-1649 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-138-1649 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-138-1649. Primary manufacturer part number: LM124AJ.
Features
  • Microcircuit,linear — FSC 5962
  • Inclosure Material: CERAMIC
  • Design Function and Quantity: 4 AMPLIFIER, OPERATIONAL, GENERAL PURPOSE
  • Features Provided: HERMETICALLY SEALED AND MONOLITHIC
  • Body Length: 0.785 INCHES MAXIMUM IN
  • Input Circuit Pattern: QUAD 2 INPUT
  • Terminal Surface Treatment: TIN
  • Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,linear, cataloged under National Stock Number 5962-01-138-1649, 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 National Semiconductor Corporation. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5962-01-138-1649
Primary Part NumberLM124AJ
Item NameMicrocircuit,linear
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerNational Semiconductor Corporation
StatusCANCELLED
Inclosure MaterialCERAMIC
Design Function and Quantity4 AMPLIFIER, OPERATIONAL, GENERAL PURPOSE
Features ProvidedHERMETICALLY SEALED AND MONOLITHIC
Body Length0.785 INCHES MAXIMUM IN
Input Circuit PatternQUAD 2 INPUT
Terminal Surface TreatmentTIN
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Maximum Power Dissipation Rating900.0 MILLIWATTS
Test Data Document30377-23115 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Body Width0.280 INCHES MAXIMUM IN
Inclosure ConfigurationDUAL-IN-LINE
Body Height0.200 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
2640-00-052-0867 INTERCHANGEABLE
Valve,pneumatic Tire
4710-00-409-1933 INTERCHANGEABLE
Pipe,sewer Drain
5310-00-515-7950 INTERCHANGEABLE
Washer,spring Tension
3010-00-706-110923115 INTERCHANGEABLE
Coupling Half,shaft
Rexnord Industries, Llc Div Couplings Division
5905-00-892-6675 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
5962-01-113-0832 INTERCHANGEABLE
Microcircuit,linear
5962-01-264-43264KU4 INTERCHANGEABLE
Microcircuit,linear
Dynalec Corporation
5975-01-444-333723115 INTERCHANGEABLE
Conduit,metal,flexible
Electri-Flex Co
5962-01-475-3736LM124AJ INTERCHANGEABLE
Microcircuit,linear
Texas Instruments Incorporated
Cross-Reference Index
Part NumberManufacturer
LM124AJ PRIMARY National Semiconductor Corporation (USA)
LM124AJ Adelco Elektronik Gmbh (DEU)
LM124AJA Adelco Elektronik Gmbh (DEU)
920-A-19730 Kulite Semiconductor Products Inc (USA)
23115 Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
LM124ADG Teledyne E2v Semiconductors SAS (FRA)
LM124AJ Lacon Electronic Gmbh (DEU)
Related Parts
2640-00-052-0867INTERCHANGEABLE
VALVE,PNEUMATIC TIRE
4710-00-409-1933INTERCHANGEABLE
PIPE,SEWER DRAIN
5310-00-515-7950INTERCHANGEABLE
WASHER,SPRING TENSION
3010-00-706-1109INTERCHANGEABLE
COUPLING HALF,SHAFT
23115
5905-00-892-6675INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
5962-01-113-0832INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5962-01-264-4326INTERCHANGEABLE
MICROCIRCUIT,LINEAR
4KU4
5975-01-444-3337INTERCHANGEABLE
CONDUIT,METAL,FLEXIBLE
23115
5962-01-475-3736INTERCHANGEABLE
MICROCIRCUIT,LINEAR
LM124AJ

Frequently Asked Questions

What is NSN 5962-01-138-1649?

NSN 5962-01-138-1649 is a Microcircuit,linear, manufactured by National Semiconductor Corporation, classified under FSC 5962 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5962-01-138-1649?

NSN 5962-01-138-1649 has 7 cross-referenced part numbers: LM124AJ (National Semiconductor Corporation), LM124AJ (Adelco Elektronik Gmbh), LM124AJA (Adelco Elektronik Gmbh), 920-A-19730 (Kulite Semiconductor Products Inc), 23115 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids) and 2 more.

What NSN replaces 5962-01-138-1649?

There are 9 known substitutes for 5962-01-138-1649: 2640-00-052-0867, 4710-00-409-1933, 5310-00-515-7950 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LM124AJ?

Key specifications for LM124AJ: Inclosure Material: CERAMIC; Design Function and Quantity: 4 AMPLIFIER, OPERATIONAL, GENERAL PURPOSE; Features Provided: HERMETICALLY SEALED AND MONOLITHIC; Body Length: 0.785 INCHES MAXIMUM IN. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5962-01-138-1649 still in active supply?

NSN 5962-01-138-1649 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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