PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4KU4Microcircuit,linear

Dynalec Corporation · NSN 5962-01-264-4326 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-264-4326 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-264-4326. Primary manufacturer part number: 4KU4.
Features
  • Microcircuit,linear — FSC 5962
  • 3 verified cross-references
  • Primary manufacturer: Dynalec Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,linear, cataloged under National Stock Number 5962-01-264-4326, 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 Dynalec Corporation. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameMicrocircuit,linear
FSC / FSG5962 — No Item Name Available (FSG 59)
ManufacturersKey Systems Inc (CAGE 27104); Dynalec Corporation (CAGE 12763); The Electric Tachometer Corp. (CAGE 20049)
Technical Specifications
ParameterValue
NSN5962-01-264-4326
Primary Part Number4KU4
Item NameMicrocircuit,linear
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerDynalec Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5962-01-113-0832 INTERCHANGEABLE
Microcircuit,linear
5962-01-138-1649LM124AJ INTERCHANGEABLE
Microcircuit,linear
National Semiconductor Corporation
5962-01-475-3736LM124AJ INTERCHANGEABLE
Microcircuit,linear
Texas Instruments Incorporated
Cross-Reference Index
Part NumberManufacturer
LM124AJ Key Systems Inc (USA)
4KU4 PRIMARY Dynalec Corporation (USA)
4KU4 The Electric Tachometer Corp. (USA)
Related Parts
5962-01-113-0832INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5962-01-138-1649INTERCHANGEABLE
MICROCIRCUIT,LINEAR
LM124AJ
5962-01-475-3736INTERCHANGEABLE
MICROCIRCUIT,LINEAR
LM124AJ

Frequently Asked Questions

What is NSN 5962-01-264-4326?

NSN 5962-01-264-4326 is a Microcircuit,linear, manufactured by Dynalec Corporation, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-264-4326?

NSN 5962-01-264-4326 has 3 cross-referenced part numbers: LM124AJ (Key Systems Inc), 4KU4 (Dynalec Corporation), 4KU4 (The Electric Tachometer Corp.).

What NSN replaces 5962-01-264-4326?

There are 3 known substitutes for 5962-01-264-4326: 5962-01-113-0832, 5962-01-138-1649, 5962-01-475-3736. Verify interchangeability with system specifications before substitution.

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