PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RELEASE3983Semiconductor Device,thyristor

Electronic Industries Association · NSN 5961-00-126-1640 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-126-1640 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-126-1640. Primary manufacturer part number: RELEASE3983.
Features
  • Semiconductor Device,thyristor — FSC 5961
  • Terminal Length: 0.620 INCHES NOMINAL IN
  • Electrode Internally-Electrically Connected to Case: ANODE
  • Internal Configuration: JUNCTION CONTACT
  • Power Rating Per Characteristic: 0.5 WATTS MAXIMUM PEAK GATE POWER DISSIPATION
  • Mounting Method: TERMINAL
  • Features Provided: HERMETICALLY SEALED CASE
  • Voltage Rating in Volts Per Characteristic: 25.0 MAXIMUM BREAKOVER VOLTAGE, DC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Semiconductor Device,thyristor, cataloged under National Stock Number 5961-00-126-1640, 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 Electronic Industries Association. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-126-1640
Primary Part NumberRELEASE3983
Item NameSemiconductor Device,thyristor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerElectronic Industries Association
StatusACTIVE
Terminal Length0.620 INCHES NOMINAL IN
Electrode Internally-Electrically Connected to CaseANODE
Internal ConfigurationJUNCTION CONTACT
Power Rating Per Characteristic0.5 WATTS MAXIMUM PEAK GATE POWER DISSIPATION
Mounting MethodTERMINAL
Features ProvidedHERMETICALLY SEALED CASE
Voltage Rating in Volts Per Characteristic25.0 MAXIMUM BREAKOVER VOLTAGE, DC
Specification/standard Data80131-RELEASE3983 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Maximum Operating Temp Per Measurement Point125.0 CELSIUS JUNCTION DEGC
Overall Diameter0.875 INCHES MAXIMUM IN
Current Rating Per Characteristic25.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminal Type and Quantity2 PIN AND 1 CASE
Unable to DecodeUNABLE TO DECODE
Semiconductor MaterialSILICON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5961-00-018-9118 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-115-2249 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-328-0827 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-479-1454353-6485-011 INTERCHANGEABLE
Semiconductor Device,thyristor
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5961-00-609-0464 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-901-7403 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-903-8023 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-945-53892N2578 INTERCHANGEABLE
Semiconductor Device,thyristor
Freescale Semiconductor, Inc.
5961-01-012-4528 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-01-020-2741 INTERCHANGEABLE
Semiconductor Device,thyristor
Cross-Reference Index
Part NumberManufacturer
RELEASE3983 Electronic Industries Association
2N2573 Electronic Industries Association
DMS 87127B Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
2N2573 Freescale Semiconductor, Inc. (USA)
Related Parts
5961-00-018-9118INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-115-2249INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-328-0827INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-479-1454INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
353-6485-011
5961-00-609-0464INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-901-7403INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-903-8023INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-945-5389INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
2N2578
5961-01-012-4528INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-01-020-2741INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR

Frequently Asked Questions

What is NSN 5961-00-126-1640?

NSN 5961-00-126-1640 is a Semiconductor Device,thyristor, manufactured by Electronic Industries Association, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-126-1640?

NSN 5961-00-126-1640 has 4 cross-referenced part numbers: RELEASE3983 (Electronic Industries Association), 2N2573 (Electronic Industries Association), DMS 87127B (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), 2N2573 (Freescale Semiconductor, Inc.).

What NSN replaces 5961-00-126-1640?

There are 10 known substitutes for 5961-00-126-1640: 5961-00-018-9118, 5961-00-115-2249, 5961-00-328-0827 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RELEASE3983?

Key specifications for RELEASE3983: Terminal Length: 0.620 INCHES NOMINAL IN; Electrode Internally-Electrically Connected to Case: ANODE; Internal Configuration: JUNCTION CONTACT; Power Rating Per Characteristic: 0.5 WATTS MAXIMUM PEAK GATE POWER DISSIPATION. 16 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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