PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LM123K/883Microcircuit,linear

National Semiconductor Corporation · NSN 5962-01-140-7690 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-140-7690 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-140-7690. Primary manufacturer part number: LM123K/883.
Features
  • Microcircuit,linear — FSC 5962
  • Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC
  • Inclosure Configuration: CAN
  • Design Function and Quantity: 1 REGULATOR, VOLTAGE
  • Input Circuit Pattern: 1 INPUT
  • Body Height: 0.260 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.876 INCHES NOMINAL IN
  • 6 verified cross-references
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,linear, cataloged under National Stock Number 5962-01-140-7690, 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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-140-7690
Primary Part NumberLM123K/883
Item NameMicrocircuit,linear
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerNational Semiconductor Corporation
StatusACTIVE
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Inclosure ConfigurationCAN
Design Function and Quantity1 REGULATOR, VOLTAGE
Input Circuit Pattern1 INPUT
Body Height0.260 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
Body Outside Diameter0.876 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5962-01-019-2257LM123K INTERCHANGEABLE
Microcircuit,digital
National Semiconductor Corporation
5962-01-087-8519 INTERCHANGEABLE
Microcircuit,linear
6110-01-267-9001 INTERCHANGEABLE
Regulator,voltage
Cross-Reference Index
Part NumberManufacturer
10136110 Nimikkeistokeskus Ncb Finland (FIN)
LM123K/883 PRIMARY National Semiconductor Corporation (USA)
SG123K PRIMARY Microsemi Corp Analog Mixed Signal Group (USA)
LM123K PRIMARY National Semiconductor Corporation (USA)
7109262-001 Ge Aviation Systems Llc Dba Ge Aviation (USA)
LM123K/883 PRIMARY Linear Technology Llc (USA)
Related Parts
5962-01-019-2257INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
LM123K
5962-01-087-8519INTERCHANGEABLE
MICROCIRCUIT,LINEAR
6110-01-267-9001INTERCHANGEABLE
REGULATOR,VOLTAGE

Frequently Asked Questions

What is NSN 5962-01-140-7690?

NSN 5962-01-140-7690 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 5962-01-140-7690?

NSN 5962-01-140-7690 has 6 cross-referenced part numbers: 10136110 (Nimikkeistokeskus Ncb Finland), LM123K/883 (National Semiconductor Corporation), SG123K (Microsemi Corp Analog Mixed Signal Group), LM123K (National Semiconductor Corporation), 7109262-001 (Ge Aviation Systems Llc Dba Ge Aviation) and 1 more.

What NSN replaces 5962-01-140-7690?

There are 3 known substitutes for 5962-01-140-7690: 5962-01-019-2257, 5962-01-087-8519, 6110-01-267-9001. Verify interchangeability with system specifications before substitution.

What are the specifications of LM123K/883?

Key specifications for LM123K/883: Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC; Inclosure Configuration: CAN; Design Function and Quantity: 1 REGULATOR, VOLTAGE; Input Circuit Pattern: 1 INPUT. 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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