PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

932121-1Transistor

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5961-00-231-5600 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-231-5600 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-231-5600. Primary manufacturer part number: 932121-1.
Features
  • Transistor — FSC 5961
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • Power Rating Per Characteristic: 500.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-18
  • Semiconductor Material: SILICON
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
  • Internal Junction Configuration: NPN
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-231-5600, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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
NSN5961-00-231-5600
Primary Part Number932121-1
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Power Rating Per Characteristic500.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-18
Semiconductor MaterialSILICON
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Internal Junction ConfigurationNPN
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Current Rating Per Characteristic0.60 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminal Length0.500 INCHES MINIMUM IN
Test Data Document06481-932121 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Features ProvidedHERMETICALLY SEALED CASE
Internal ConfigurationJUNCTION CONTACT
Voltage Rating in Volts Per Characteristic140.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 100.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 7.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
Overall Diameter0.195 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5961-00-107-61652N3700 INTERCHANGEABLE
Transistor
Raytheon Company Dba Raytheon Co
5961-00-121-3926960494-2 INTERCHANGEABLE
Transistor
Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis
5961-00-243-1649 INTERCHANGEABLE
Transistor
5961-00-487-282510672011 INTERCHANGEABLE
Transistor
Us Army Aviation and Missile Command
5360-01-008-7618 INTERCHANGEABLE
Spring,helical,compression
5961-01-023-3435 INTERCHANGEABLE
Transistor
5961-01-425-02742N3700 INTERCHANGEABLE
Transistor
Raytheon Company Dba Raytheon Co
Cross-Reference Index
Part NumberManufacturer
RS1901 Raytheon Company Div Corp (USA)
932121-1 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
2N3700 Fairchild Semiconductor Corp Semiconductor Div Hq (USA)
2N3700 Trw Electronics and Defense Sector Rf Devices (USA)
RS1901 Raytheon Company Dba Raytheon Co (USA)
Related Parts
5961-00-107-6165INTERCHANGEABLE
TRANSISTOR
2N3700
5961-00-121-3926INTERCHANGEABLE
TRANSISTOR
960494-2
5961-00-243-1649INTERCHANGEABLE
TRANSISTOR
5961-00-487-2825INTERCHANGEABLE
TRANSISTOR
10672011
5360-01-008-7618INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5961-01-023-3435INTERCHANGEABLE
TRANSISTOR
5961-01-425-0274INTERCHANGEABLE
TRANSISTOR
2N3700

Frequently Asked Questions

What is NSN 5961-00-231-5600?

NSN 5961-00-231-5600 is a Transistor, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-231-5600?

NSN 5961-00-231-5600 has 5 cross-referenced part numbers: RS1901 (Raytheon Company Div Corp), 932121-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 2N3700 (Fairchild Semiconductor Corp Semiconductor Div Hq), 2N3700 (Trw Electronics and Defense Sector Rf Devices), RS1901 (Raytheon Company Dba Raytheon Co).

What NSN replaces 5961-00-231-5600?

There are 7 known substitutes for 5961-00-231-5600: 5961-00-107-6165, 5961-00-121-3926, 5961-00-243-1649 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 932121-1?

Key specifications for 932121-1: Electrode Internally-Electrically Connected to Case: COLLECTOR; Power Rating Per Characteristic: 500.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-18; Overall Length: 0.210 INCHES MAXIMUM IN. 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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