PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2903656-1Microcircuit

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5962-01-121-2537 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-121-2537 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-121-2537. Primary manufacturer part number: 2903656-1.
Features
  • Microcircuit — FSC 5962
  • 4 verified cross-references
  • Primary manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit, cataloged under National Stock Number 5962-01-121-2537, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameMicrocircuit
FSC / FSG5962 — No Item Name Available (FSG 59)
ManufacturersFairchild Semiconductor Corp (CAGE 07263); Fairchild Semiconductor Corp Semiconductor Div Hq (CAGE 07933); Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001)
Technical Specifications
ParameterValue
NSN5962-01-121-2537
Primary Part Number2903656-1
Item NameMicrocircuit
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5830-00-161-3947SCD27206 INTERCHANGEABLE
Public Address Set
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5998-00-858-120970159-1 INTERCHANGEABLE
Circuit Card Assembly
Bemsco Inc
6150-01-086-0534TBS INTERCHANGEABLE
Cable Assembly,special Purpose,e
Amphenol Printed Circuits Inc
5962-01-131-5624 INTERCHANGEABLE
Microcircuit,memory
5935-01-295-54196322819 INTERCHANGEABLE
Connector,receptacle,electrical
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
TBS Fairchild Semiconductor Corp (USA)
3351-1DMQB Fairchild Semiconductor Corp (USA)
2903656-1 Fairchild Semiconductor Corp Semiconductor Div Hq (USA)
2903656-1 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5830-00-161-3947INTERCHANGEABLE
PUBLIC ADDRESS SET
SCD27206
5998-00-858-1209INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
70159-1
6150-01-086-0534INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
TBS
5962-01-131-5624INTERCHANGEABLE
MICROCIRCUIT,MEMORY
5935-01-295-5419INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
6322819

Frequently Asked Questions

What is NSN 5962-01-121-2537?

NSN 5962-01-121-2537 is a Microcircuit, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-121-2537?

NSN 5962-01-121-2537 has 4 cross-referenced part numbers: TBS (Fairchild Semiconductor Corp), 3351-1DMQB (Fairchild Semiconductor Corp), 2903656-1 (Fairchild Semiconductor Corp Semiconductor Div Hq), 2903656-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 5962-01-121-2537?

There are 5 known substitutes for 5962-01-121-2537: 5830-00-161-3947, 5998-00-858-1209, 6150-01-086-0534 and 2 more. Verify interchangeability with system specifications before substitution.

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