PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17520Semiconductor Device,thyristor

Avo Intl · NSN 5961-00-050-1495 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-050-1495 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-050-1495. Primary manufacturer part number: 17520.
Features
  • Semiconductor Device,thyristor — FSC 5961
  • Electrode Internally-Electrically Connected to Case: ANODE
  • Mounting Method: TERMINAL
  • Power Rating Per Characteristic: 500.0 MILLIWATTS MAXIMUM PEAK GATE POWER DISSIPATION
  • Internal Configuration: JUNCTION CONTACT
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Voltage Rating in Volts Per Characteristic: 200.0 MAXIMUM BREAKOVER VOLTAGE, DC
  • Terminal Length: 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
Applications
  • Applications requiring Plastic Enclosure construction
General Description

The Semiconductor Device,thyristor, cataloged under National Stock Number 5961-00-050-1495, 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 Avo Intl. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-050-1495
Primary Part Number17520
Item NameSemiconductor Device,thyristor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerAvo Intl
StatusCANCELLED
Electrode Internally-Electrically Connected to CaseANODE
Mounting MethodTERMINAL
Power Rating Per Characteristic500.0 MILLIWATTS MAXIMUM PEAK GATE POWER DISSIPATION
Internal ConfigurationJUNCTION CONTACT
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Voltage Rating in Volts Per Characteristic200.0 MAXIMUM BREAKOVER VOLTAGE, DC
Terminal Length0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
MaterialPLASTIC ENCLOSURE
Maximum Operating Temp Per Measurement Point110.0 CELSIUS JUNCTION DEGC
Semiconductor MaterialSILICON
Current Rating Per Characteristic20.00 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-100-0529 INTERCHANGEABLE
Cup,tapered Roller Bearing
5330-00-100-7767 INTERCHANGEABLE
Seal Kit
5305-00-138-452317520 INTERCHANGEABLE
Screw
Hein Werner Corp
5330-00-141-2419175-20 INTERCHANGEABLE
Gasket
Lenz Inc Dba the Lenz Company
3455-00-224-3648SHML-400 INTERCHANGEABLE
Cutter,milling,shell End
Pohl Tool Co
3030-00-317-481110105 INTERCHANGEABLE
Belt,v
Liftking Manufacturing Corp
5962-00-514-1917619-3531-001 INTERCHANGEABLE
Microcircuit,digital
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5945-00-615-8841SGMESPD143-26 INTERCHANGEABLE
Chopper,electronic
Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss)
1040-00-938-895754A50B94 INTERCHANGEABLE
Cap,center Section
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3120-00-998-60001-7520 INTERCHANGEABLE
Bearing,sleeve
M.t. Davidson Company
Cross-Reference Index
Part NumberManufacturer
17520 Avo Intl (USA)
F57769 Codalex Ltd (CAN)
C106B2 General Electric Co Semi-Conductor Products Dept (USA)
9900444 International Business Machines Corporation Dba IBM (USA)
40154-05 Industrial Electronic Engineers, Inc. (USA)
C106B2 Semitronics Corp (USA)
C106B2 General Electric Co Semi-Conductor Products Dept Power Components Opn (USA)
Related Parts
3110-00-100-0529INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
5330-00-100-7767INTERCHANGEABLE
SEAL KIT
5305-00-138-4523INTERCHANGEABLE
SCREW
17520
5330-00-141-2419INTERCHANGEABLE
GASKET
175-20
3455-00-224-3648INTERCHANGEABLE
CUTTER,MILLING,SHELL END
SHML-400
3030-00-317-4811INTERCHANGEABLE
BELT,V
10105
5962-00-514-1917INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
619-3531-001
5945-00-615-8841INTERCHANGEABLE
CHOPPER,ELECTRONIC
SGMESPD143-26
1040-00-938-8957INTERCHANGEABLE
CAP,CENTER SECTION
54A50B94
3120-00-998-6000INTERCHANGEABLE
BEARING,SLEEVE
1-7520
4310-01-073-9039INTERCHANGEABLE
CAP,RETAINING
17520
5342-01-089-4200INTERCHANGEABLE
BRACKET,MUFFLER
5-14-515-10-1

Frequently Asked Questions

What is NSN 5961-00-050-1495?

NSN 5961-00-050-1495 is a Semiconductor Device,thyristor, manufactured by Avo Intl, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-050-1495?

NSN 5961-00-050-1495 has 7 cross-referenced part numbers: 17520 (Avo Intl), F57769 (Codalex Ltd), C106B2 (General Electric Co Semi-Conductor Products Dept), 9900444 (International Business Machines Corporation Dba IBM), 40154-05 (Industrial Electronic Engineers, Inc.) and 2 more.

What NSN replaces 5961-00-050-1495?

There are 12 known substitutes for 5961-00-050-1495: 3110-00-100-0529, 5330-00-100-7767, 5305-00-138-4523 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 17520?

Key specifications for 17520: Electrode Internally-Electrically Connected to Case: ANODE; Mounting Method: TERMINAL; Power Rating Per Characteristic: 500.0 MILLIWATTS MAXIMUM PEAK GATE POWER DISSIPATION; Special Features: JUNCTION PATTERN ARRANGEMENT: PNPN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-050-1495 still in active supply?

NSN 5961-00-050-1495 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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