PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

581R138H03Microcircuit,digital

Northrop Grumman Support Services Corp · NSN 5962-01-127-8991 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-127-8991 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-127-8991. Primary manufacturer part number: 581R138H03.
Features
  • Microcircuit,digital — FSC 5962
  • Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC
  • Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC
  • Inclosure Material: CERAMIC
  • Inclosure Configuration: DUAL-IN-LINE
  • Input Circuit Pattern: QUAD 2 INPUT
  • Body Width: 0.250 INCHES MAXIMUM IN
  • Design Function and Quantity: 4 GATE, AND
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-01-127-8991, 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 Northrop Grumman Support Services Corp. Government technical data includes 11 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-127-8991
Primary Part Number581R138H03
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Support Services Corp
StatusACTIVE
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Inclosure MaterialCERAMIC
Inclosure ConfigurationDUAL-IN-LINE
Input Circuit PatternQUAD 2 INPUT
Body Width0.250 INCHES MAXIMUM IN
Design Function and Quantity4 GATE, AND
Features ProvidedMONOLITHIC AND SCHOTTKY
Body Length0.785 INCHES MAXIMUM IN
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Body Height0.180 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5962-01-066-8393 INTERCHANGEABLE
Microcircuit,digital
5962-01-120-5352725000-717 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
5962-01-164-8459PC73603-1 INTERCHANGEABLE
Microcircuit,digital
Rockwell Collins, Inc. Dba Rc Displays Systems
5962-01-285-7418MIS-19837/34 INTERCHANGEABLE
Microcircuit,digital
Us Army Aviation and Missile Command
5962-01-346-8474SNJ54S08J INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
Cross-Reference Index
Part NumberManufacturer
SNJ54S08J Texas Instruments Incorporated (USA)
581R138H03 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
581R138H03 PRIMARY Northrop Grumman Support Services Corp (USA)
Related Parts
5962-01-066-8393INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5962-01-120-5352INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
725000-717
5962-01-164-8459INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
PC73603-1
5962-01-285-7418INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
MIS-19837/34
5962-01-346-8474INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SNJ54S08J

Frequently Asked Questions

What is NSN 5962-01-127-8991?

NSN 5962-01-127-8991 is a Microcircuit,digital, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-127-8991?

NSN 5962-01-127-8991 has 3 cross-referenced part numbers: SNJ54S08J (Texas Instruments Incorporated), 581R138H03 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 581R138H03 (Northrop Grumman Support Services Corp).

What NSN replaces 5962-01-127-8991?

There are 5 known substitutes for 5962-01-127-8991: 5962-01-066-8393, 5962-01-120-5352, 5962-01-164-8459 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 581R138H03?

Key specifications for 581R138H03: Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC; Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC; Inclosure Material: CERAMIC; Inclosure Configuration: DUAL-IN-LINE. 11 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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