PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1203-84Transistor

Bae Systems Information and Electronic Systems Integration Inc. · NSN 5961-00-421-2995 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-421-2995 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-421-2995. Primary manufacturer part number: 1203-84.
Features
  • Transistor — FSC 5961
  • Power Rating Per Characteristic: 0.8 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Terminal Length: 1.500 INCHES MINIMUM IN
  • Current Rating Per Characteristic: 1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Features Provided: HERMETICALLY SEALED CASE
  • Overall Diameter: 0.359 INCHES NOMINAL IN
  • Terminal Circle Diameter: 0.200 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-421-2995, 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 Bae Systems Information and Electronic Systems Integration Inc.. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 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
NSN5961-00-421-2995
Primary Part Number1203-84
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerBae Systems Information and Electronic Systems Integration Inc.
StatusACTIVE
Power Rating Per Characteristic0.8 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Terminal Length1.500 INCHES MINIMUM IN
Current Rating Per Characteristic1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Features ProvidedHERMETICALLY SEALED CASE
Overall Diameter0.359 INCHES NOMINAL IN
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Voltage Rating in Volts Per Characteristic100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Semiconductor MaterialSILICON
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Mounting MethodTERMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5310-00-011-6121 INTERCHANGEABLE
Washer,lock
5310-00-184-2449120384 INTERCHANGEABLE
Wash34
Navistar Intl Corp Truck Br Ohio Plant
5310-00-272-4113120384 INTERCHANGEABLE
Washer,lock
Napco International Llc Dba Napco International Inc
5310-00-482-9493120384 INTERCHANGEABLE
Washer,lock
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
5310-00-584-5272MS35338-48 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-01-278-398312-0526 INTERCHANGEABLE
Nut,special
Sweepster Attachments, Llc
5310-01-308-1304 INTERCHANGEABLE
Washer,lock
3460-01-445-1078120384 INTERCHANGEABLE
Chuck,universal Jaw
Huck International, Inc. Div Kingston Operations
5310-01-524-7583120-384 INTERCHANGEABLE
Nut,self-Locking,hexagon
Prestolite Electric Inc
6240-01-537-7602ST405 INTERCHANGEABLE
Lamp,incandescent
Dressta North America Ltd
Cross-Reference Index
Part NumberManufacturer
H37993.07 Fairchild Semiconductor Corp (USA)
2N3107-2 Fairchild Semiconductor Corp (USA)
1203-84 Solid State Devices, Inc (USA)
NS12088 National Semiconductor Corporation (USA)
1203-84 Semitronics Corp (USA)
1203-84 PRIMARY Bae Systems Information and Electronic Systems Integration Inc. (USA)
H37993 Fairchild Semiconductor Corp (USA)
Related Parts
5310-00-011-6121INTERCHANGEABLE
WASHER,LOCK
5310-00-184-2449INTERCHANGEABLE
WASH34
120384
5310-00-272-4113INTERCHANGEABLE
WASHER,LOCK
120384
5310-00-482-9493INTERCHANGEABLE
WASHER,LOCK
120384
5310-00-584-5272INTERCHANGEABLE
WASHER,LOCK
MS35338-48
5310-01-278-3983INTERCHANGEABLE
NUT,SPECIAL
12-0526
5310-01-308-1304INTERCHANGEABLE
WASHER,LOCK
3460-01-445-1078INTERCHANGEABLE
CHUCK,UNIVERSAL JAW
120384
5310-01-524-7583INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
120-384
6240-01-537-7602INTERCHANGEABLE
LAMP,INCANDESCENT
ST405

Frequently Asked Questions

What is NSN 5961-00-421-2995?

NSN 5961-00-421-2995 is a Transistor, manufactured by Bae Systems Information and Electronic Systems Integration Inc., classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-421-2995?

NSN 5961-00-421-2995 has 7 cross-referenced part numbers: H37993.07 (Fairchild Semiconductor Corp), 2N3107-2 (Fairchild Semiconductor Corp), 1203-84 (Solid State Devices, Inc), NS12088 (National Semiconductor Corporation), 1203-84 (Semitronics Corp) and 2 more.

What NSN replaces 5961-00-421-2995?

There are 10 known substitutes for 5961-00-421-2995: 5310-00-011-6121, 5310-00-184-2449, 5310-00-272-4113 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1203-84?

Key specifications for 1203-84: Power Rating Per Characteristic: 0.8 WATTS MAXIMUM COLLECTOR POWER DISSIPATION; Terminal Length: 1.500 INCHES MINIMUM IN; Current Rating Per Characteristic: 1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC; Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com