PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SN74121NMicrocircuit,digital

Raytheon Systems Ltd (weapons Support Group) · NSN 5962-01-029-8535 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-029-8535 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-029-8535. Primary manufacturer part number: SN74121N.
Features
  • Microcircuit,digital — FSC 5962
  • 2 verified cross-references
  • Primary manufacturer: Raytheon Systems Ltd (weapons Support Group)
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-01-029-8535, 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 Raytheon Systems Ltd (weapons Support Group). This item has 2 commercial cross-references from 2 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,digital
FSC / FSG5962 — No Item Name Available (FSG 59)
ManufacturersRaytheon Systems Ltd (weapons Support Group) (CAGE K0461); Raytheon Systems Ltd (CAGE K0268)
Technical Specifications
ParameterValue
NSN5962-01-029-8535
Primary Part NumberSN74121N
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerRaytheon Systems Ltd (weapons Support Group)
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5962-00-446-5867SN74121N INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
5962-01-113-618674121PC INTERCHANGEABLE
Microcircuit,digital
Fairchild Semiconductor Corp
5962-01-149-23903133-293050 INTERCHANGEABLE
Microcircuit,digital
Fluke Corp
Cross-Reference Index
Part NumberManufacturer
SN74121N Raytheon Systems Ltd (weapons Support Group) (GBR)
SN74121N Raytheon Systems Ltd (GBR)
Related Parts
5962-00-446-5867INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SN74121N
5962-01-113-6186INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
74121PC
5962-01-149-2390INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
3133-293050

Frequently Asked Questions

What is NSN 5962-01-029-8535?

NSN 5962-01-029-8535 is a Microcircuit,digital, manufactured by Raytheon Systems Ltd (weapons Support Group), classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-029-8535?

NSN 5962-01-029-8535 has 2 cross-referenced part numbers: SN74121N (Raytheon Systems Ltd (weapons Support Group)), SN74121N (Raytheon Systems Ltd).

What NSN replaces 5962-01-029-8535?

There are 3 known substitutes for 5962-01-029-8535: 5962-00-446-5867, 5962-01-113-6186, 5962-01-149-2390. Verify interchangeability with system specifications before substitution.

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