PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

U44Semiconductor Device,diode

Texas Instruments Incorporated · NSN 5961-00-840-7958 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-840-7958 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-840-7958. Primary manufacturer part number: U44.
Features
  • Semiconductor Device,diode — FSC 5961
  • Material: SILICON SEMICONDUCTOR
  • Overall Diameter: 0.380 INCHES MAXIMUM IN
  • Terminal Length: 1.000 INCHES MINIMUM IN
  • Features Provided: HERMETICALLY SEALED CASE
  • Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR DEGC
  • Current Rating Per Characteristic: 0.25 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
  • Mounting Method: TERMINAL
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
  • Applications requiring Silicon Semiconductor construction
General Description

The Semiconductor Device,diode, cataloged under National Stock Number 5961-00-840-7958, is classified within Federal Supply Class 5961 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Texas Instruments Incorporated. Government technical data includes 9 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-840-7958
Primary Part NumberU44
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerTexas Instruments Incorporated
StatusACTIVE
MaterialSILICON SEMICONDUCTOR
Overall Diameter0.380 INCHES MAXIMUM IN
Terminal Length1.000 INCHES MINIMUM IN
Features ProvidedHERMETICALLY SEALED CASE
Maximum Operating Temp Per Measurement Point175.0 CELSIUS AMBIENT AIR DEGC
Current Rating Per Characteristic0.25 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
Mounting MethodTERMINAL
MaterialGLASS ENCLOSURE
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4730-00-702-6596SAE J513 4-4 010107 INTERCHANGEABLE
Coupling,tube
Sae International Dba Sae International
1680-01-166-4925 INTERCHANGEABLE
Actuator,electro-Mechanical,line
5962-01-324-765872-00910-107 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company
Cross-Reference Index
Part NumberManufacturer
U44 PRIMARY Texas Instruments Incorporated (USA)
322M0105P001 Raytheon Co Missile Systems Div Oxnard Facility (USA)
U44 Raytheon Company Dba Raytheon (USA)
Related Parts
4730-00-702-6596INTERCHANGEABLE
COUPLING,TUBE
SAE J513 4-4 010107
1680-01-166-4925INTERCHANGEABLE
ACTUATOR,ELECTRO-MECHANICAL,LINE
5962-01-324-7658INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
72-00910-107

Frequently Asked Questions

What is NSN 5961-00-840-7958?

NSN 5961-00-840-7958 is a Semiconductor Device,diode, manufactured by Texas Instruments Incorporated, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-840-7958?

NSN 5961-00-840-7958 has 3 cross-referenced part numbers: U44 (Texas Instruments Incorporated), 322M0105P001 (Raytheon Co Missile Systems Div Oxnard Facility), U44 (Raytheon Company Dba Raytheon).

What NSN replaces 5961-00-840-7958?

There are 3 known substitutes for 5961-00-840-7958: 4730-00-702-6596, 1680-01-166-4925, 5962-01-324-7658. Verify interchangeability with system specifications before substitution.

What are the specifications of U44?

Key specifications for U44: Material: SILICON SEMICONDUCTOR; Overall Diameter: 0.380 INCHES MAXIMUM IN; Terminal Length: 1.000 INCHES MINIMUM IN; Features Provided: HERMETICALLY SEALED CASE. 10 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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