PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

U7B931651XMicrocircuit,digital

Fairchild Semiconductor Corp · NSN 5962-00-559-9772 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-00-559-9772 — this item is cataloged by the U.S. Government under National Stock Number 5962-00-559-9772. Primary manufacturer part number: U7B931651X.
Features
  • Microcircuit,digital — FSC 5962
  • Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC
  • Design Function and Quantity: 1 COUNTER, BINARY
  • Body Width: 0.280 INCHES NOMINAL IN
  • Body Height: 0.200 INCHES NOMINAL IN
  • Body Length: 0.785 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Fairchild Semiconductor Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-00-559-9772, 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 Fairchild Semiconductor Corp. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-00-559-9772
Primary Part NumberU7B931651X
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerFairchild Semiconductor Corp
StatusACTIVE
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Design Function and Quantity1 COUNTER, BINARY
Body Width0.280 INCHES NOMINAL IN
Body Height0.200 INCHES NOMINAL IN
Body Length0.785 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5962-00-429-5681GR1-44-1 INTERCHANGEABLE
Microcircuit,digital
Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems
5962-00-488-48572279061-00 INTERCHANGEABLE
Microcircuit,digital
L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West
Cross-Reference Index
Part NumberManufacturer
U7B931651X PRIMARY Fairchild Semiconductor Corp (USA)
2129486-1 Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
2129486-1 Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA)
Related Parts
5962-00-429-5681INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
GR1-44-1
5962-00-488-4857INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
2279061-00

Frequently Asked Questions

What is NSN 5962-00-559-9772?

NSN 5962-00-559-9772 is a Microcircuit,digital, manufactured by Fairchild Semiconductor Corp, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-00-559-9772?

NSN 5962-00-559-9772 has 3 cross-referenced part numbers: U7B931651X (Fairchild Semiconductor Corp), 2129486-1 (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems), 2129486-1 (Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div).

What NSN replaces 5962-00-559-9772?

There are 2 known substitutes for 5962-00-559-9772: 5962-00-429-5681, 5962-00-488-4857. Verify interchangeability with system specifications before substitution.

What are the specifications of U7B931651X?

Key specifications for U7B931651X: Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC; Design Function and Quantity: 1 COUNTER, BINARY; Body Width: 0.280 INCHES NOMINAL IN; Body Height: 0.200 INCHES NOMINAL IN. 5 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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