PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LM138K STEELMicrocircuit,linear

National Semiconductor Corporation · NSN 5962-01-112-5684 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-112-5684 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-112-5684. Primary manufacturer part number: LM138K STEEL.
Features
  • Microcircuit,linear — FSC 5962
  • Body Length: 1.439 INCHES MINIMUM AND 1.573 INCHES MAXIMUM IN
  • Terminal Type and Quantity: 3 PIN
  • Voltage Rating and Type Per Characteristic: 12.0 VOLTS MAXIMUM POWER SOURCE
  • Input Circuit Pattern: 1 INPUT
  • Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC
  • Inclosure Material: GLASS AND METAL
  • 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 5962-01-112-5684, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-112-5684
Primary Part NumberLM138K STEEL
Item NameMicrocircuit,linear
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerNational Semiconductor Corporation
StatusACTIVE
Body Length1.439 INCHES MINIMUM AND 1.573 INCHES MAXIMUM IN
Terminal Type and Quantity3 PIN
Voltage Rating and Type Per Characteristic12.0 VOLTS MAXIMUM POWER SOURCE
Input Circuit Pattern1 INPUT
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Inclosure MaterialGLASS AND METAL
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Features ProvidedHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND ADJUSTABLE
Body Width0.990 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN
Body Height0.250 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
Case Outline Source and DesignatorT0-3 JOINT ELECTRON DEVICE ENGINEERING COUNCIL
Terminal Surface TreatmentSOLDER
Design Function and Quantity1 REGULATOR, VOLTAGE
Inclosure ConfigurationCAN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5133-00-228-1372 INTERCHANGEABLE
Drill,twist
6160-01-009-139929400 INTERCHANGEABLE
Parts Kit,battery
Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company
5995-01-062-1420926-17608 INTERCHANGEABLE
Wiring Harness
Wheeler Fleet Solutions, Co.
4920-01-062-193829400 INTERCHANGEABLE
Test Stand,hydraulic System Comp
Janke & Company Inc Dba Electronic Brazing Co Div
5962-01-165-8918LM138K-MIL INTERCHANGEABLE
Microcircuit,linear
National Semiconductor Corporation
5962-01-192-8603LM138K INTERCHANGEABLE
Microcircuit,linear
National Semiconductor Corporation
6630-01-694-340029400 INTERCHANGEABLE
Reagent Set,hydrogen Ion Compara
Bio-Rad Laboratories, Inc.
6520-01-706-364229400 INTERCHANGEABLE
Mixer-Investor,vacuum,dental
Whip-Mix Corp
Cross-Reference Index
Part NumberManufacturer
LM138KSTEEL National Semiconductor (uk) Ltd (GBR)
29400 Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
50100059 Johnsons Photopia Limited (GBR)
LM138KSTEEL691K7093LM138KSTEEL National Semiconductor (uk) Ltd (GBR)
LM138K STEEL PRIMARY National Semiconductor Corporation (USA)
LM238KSTEEL National Semiconductor Corp (USA)
LM138K Linear Technology Llc (USA)
B95310 Mbda Uk Ltd (GBR)
Related Parts
5133-00-228-1372INTERCHANGEABLE
DRILL,TWIST
6160-01-009-1399INTERCHANGEABLE
PARTS KIT,BATTERY
29400
5995-01-062-1420INTERCHANGEABLE
WIRING HARNESS
926-17608
4920-01-062-1938INTERCHANGEABLE
TEST STAND,HYDRAULIC SYSTEM COMP
29400
5962-01-165-8918INTERCHANGEABLE
MICROCIRCUIT,LINEAR
LM138K-MIL
5962-01-192-8603INTERCHANGEABLE
MICROCIRCUIT,LINEAR
LM138K
6630-01-694-3400INTERCHANGEABLE
REAGENT SET,HYDROGEN ION COMPARA
29400
6520-01-706-3642INTERCHANGEABLE
MIXER-INVESTOR,VACUUM,DENTAL
29400

Frequently Asked Questions

What is NSN 5962-01-112-5684?

NSN 5962-01-112-5684 is a Microcircuit,linear, manufactured by National Semiconductor Corporation, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-112-5684?

NSN 5962-01-112-5684 has 8 cross-referenced part numbers: LM138KSTEEL (National Semiconductor (uk) Ltd), 29400 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids), 50100059 (Johnsons Photopia Limited), LM138KSTEEL691K7093LM138KSTEEL (National Semiconductor (uk) Ltd), LM138K STEEL (National Semiconductor Corporation) and 3 more.

What NSN replaces 5962-01-112-5684?

There are 8 known substitutes for 5962-01-112-5684: 5133-00-228-1372, 6160-01-009-1399, 5995-01-062-1420 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LM138K STEEL?

Key specifications for LM138K STEEL: Body Length: 1.439 INCHES MINIMUM AND 1.573 INCHES MAXIMUM IN; Terminal Type and Quantity: 3 PIN; Voltage Rating and Type Per Characteristic: 12.0 VOLTS MAXIMUM POWER SOURCE; Input Circuit Pattern: 1 INPUT. 14 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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