PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

401059Semiconductor Device,diode

Telemechanics Inc · NSN 5961-01-097-2856 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-097-2856 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-097-2856. Primary manufacturer part number: 401059.
Features
  • Semiconductor Device,diode — FSC 5961
  • Terminal Type and Quantity: 1 THREADED STUD AND 1 TAB, SOLDER LUG
  • Material: SILICON SEMICONDUCTOR
  • Thread Series Designator: UNF
  • Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS JUNCTION DEGC
  • Features Provided: HERMETICALLY SEALED CASE
  • Overall Width Across Flats: 0.430 INCHES NOMINAL IN
  • Electrode Internally-Electrically Connected to Case: ANODE
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 5961-01-097-2856, 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 Telemechanics Inc. Government technical data includes 14 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
NSN5961-01-097-2856
Primary Part Number401059
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerTelemechanics Inc
StatusACTIVE
Terminal Type and Quantity1 THREADED STUD AND 1 TAB, SOLDER LUG
MaterialSILICON SEMICONDUCTOR
Thread Series DesignatorUNF
Maximum Operating Temp Per Measurement Point175.0 CELSIUS JUNCTION DEGC
Features ProvidedHERMETICALLY SEALED CASE
Overall Width Across Flats0.430 INCHES NOMINAL IN
Electrode Internally-Electrically Connected to CaseANODE
Nominal Thread Size0.190 INCHES IN
Overall Diameter0.424 INCHES MAXIMUM IN
Voltage Rating in Volts Per Characteristic50.0 MAXIMUM REVERSE VOLTAGE, PEAK
Current Rating Per Characteristic12.00 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
Mounting Facility Quantity1
Joint Electronic Device Engineering Council/jedec/case Outline DesignationDO-4
Mounting MethodTHREADED STUD(S)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5331-01-061-73705005-59 INTERCHANGEABLE
O-Ring
Circor Aerospace, Inc. Dba Circor Aerospace Inc
5998-01-062-0132401075 INTERCHANGEABLE
Circuit Card Assembly
Fluke Corp
Cross-Reference Index
Part NumberManufacturer
401059 Telemechanics Inc (USA)
A29F General Electric Co Semi-Conductor Products Dept Power Components Opn (USA)
401059 American Telephone and Telegraph Co (USA)
Related Parts
5331-01-061-7370INTERCHANGEABLE
O-RING
5005-59
5998-01-062-0132INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
401075

Frequently Asked Questions

What is NSN 5961-01-097-2856?

NSN 5961-01-097-2856 is a Semiconductor Device,diode, manufactured by Telemechanics Inc, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-097-2856?

NSN 5961-01-097-2856 has 3 cross-referenced part numbers: 401059 (Telemechanics Inc), A29F (General Electric Co Semi-Conductor Products Dept Power Components Opn), 401059 (American Telephone and Telegraph Co).

What NSN replaces 5961-01-097-2856?

There are 2 known substitutes for 5961-01-097-2856: 5331-01-061-7370, 5998-01-062-0132. Verify interchangeability with system specifications before substitution.

What are the specifications of 401059?

Key specifications for 401059: Terminal Type and Quantity: 1 THREADED STUD AND 1 TAB, SOLDER LUG; Material: SILICON SEMICONDUCTOR; Thread Series Designator: UNF; Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS JUNCTION DEGC. 15 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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