PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A163B4-16Transistor

Horizon Aerospace Llc Dba Magnetics Division · NSN 5961-00-996-1806 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-996-1806 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-996-1806. Primary manufacturer part number: A163B4-16.
Features
  • Transistor — FSC 5961
  • Current Rating Per Characteristic: 2.00 AMPERES MAXIMUM BASE CURRENT, DC AND 4.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Overall Diameter: 0.620 INCHES MAXIMUM IN
  • Mounting Facility Quantity: 2
  • Mounting Method: UNTHREADED HOLE(S)
  • Terminal Type and Quantity: 2 TAB, SOLDER LUG AND 1 CASE
  • Power Rating Per Characteristic: 25.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
  • Semiconductor Material: SILICON
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-996-1806, 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 Horizon Aerospace Llc Dba Magnetics Division. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-996-1806
Primary Part NumberA163B4-16
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerHorizon Aerospace Llc Dba Magnetics Division
StatusACTIVE
Current Rating Per Characteristic2.00 AMPERES MAXIMUM BASE CURRENT, DC AND 4.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Overall Diameter0.620 INCHES MAXIMUM IN
Mounting Facility Quantity2
Mounting MethodUNTHREADED HOLE(S)
Terminal Type and Quantity2 TAB, SOLDER LUG AND 1 CASE
Power Rating Per Characteristic25.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
Semiconductor MaterialSILICON
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Voltage Rating in Volts Per Characteristic80.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 7.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
Internal Junction ConfigurationPNP
Internal ConfigurationJUNCTION CONTACT
Features ProvidedHERMETICALLY SEALED CASE
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5961-00-199-5030 INTERCHANGEABLE
Transistor
5961-00-369-9429ST2T029LS0684 INTERCHANGEABLE
Transistor
Northrop Grumman Corp Electronic Systems Defensive System Div
5961-00-419-7558200791-701 INTERCHANGEABLE
Transistor
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5961-00-470-8291 INTERCHANGEABLE
Transistor
5961-00-993-3115 INTERCHANGEABLE
Transistor
5961-01-037-4990244450-000 INTERCHANGEABLE
Transistor
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5961-01-329-13281A20777H01 INTERCHANGEABLE
Transistor
Northrop Grumman Support Services Corp
Cross-Reference Index
Part NumberManufacturer
A163B4-16 Horizon Aerospace Llc Dba Magnetics Division (USA)
B87C0002-2 Mcdonnell Douglas Corp Mcdonnell Douglas Electronic Systems Co (USA)
82T187M001 Leonardo S.p.a Land & Naval Defence Electronics Division (ITA)
2N3741 Freescale Semiconductor, Inc. (USA)
GPE26340 Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S (DEU)
82T187M001 Alenia Difesa Spa Divisione Sistemi Avionici Ed Equipaggiamenti Unita' Gf-Sistemi Avionici (ITA)
5921148 Tadiran Ltd (ISR)
142802-01 Ge Aviation Systems Llc (USA)
82T187M001 Leonardo S.p.a. Div Electronics (ITA)
Related Parts
5961-00-199-5030INTERCHANGEABLE
TRANSISTOR
5961-00-369-9429INTERCHANGEABLE
TRANSISTOR
ST2T029LS0684
5961-00-419-7558INTERCHANGEABLE
TRANSISTOR
200791-701
5961-00-470-8291INTERCHANGEABLE
TRANSISTOR
5961-00-993-3115INTERCHANGEABLE
TRANSISTOR
5961-01-037-4990INTERCHANGEABLE
TRANSISTOR
244450-000
5961-01-329-1328INTERCHANGEABLE
TRANSISTOR
1A20777H01

Frequently Asked Questions

What is NSN 5961-00-996-1806?

NSN 5961-00-996-1806 is a Transistor, manufactured by Horizon Aerospace Llc Dba Magnetics Division, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-996-1806?

NSN 5961-00-996-1806 has 9 cross-referenced part numbers: A163B4-16 (Horizon Aerospace Llc Dba Magnetics Division), B87C0002-2 (Mcdonnell Douglas Corp Mcdonnell Douglas Electronic Systems Co), 82T187M001 (Leonardo S.p.a Land & Naval Defence Electronics Division), 2N3741 (Freescale Semiconductor, Inc.), GPE26340 (Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S) and 4 more.

What NSN replaces 5961-00-996-1806?

There are 7 known substitutes for 5961-00-996-1806: 5961-00-199-5030, 5961-00-369-9429, 5961-00-419-7558 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A163B4-16?

Key specifications for A163B4-16: Current Rating Per Characteristic: 2.00 AMPERES MAXIMUM BASE CURRENT, DC AND 4.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC; Overall Diameter: 0.620 INCHES MAXIMUM IN; Overall Length: 0.297 INCHES NOMINAL IN; Mounting Facility Quantity: 2. 14 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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