PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

48634-1Transistor

Thales Usa, Inc. Div Air Mobility Solutions ("ams") · NSN 5961-00-939-4217 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-939-4217 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-939-4217. Primary manufacturer part number: 48634-1.
Features
  • Transistor — FSC 5961
  • Mounting Method: TERMINAL
  • Internal Configuration: JUNCTION CONTACT
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-18
  • Maximum Operating Temp Per Measurement Point: 100.0 CELSIUS JUNCTION DEGC
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Power Rating Per Characteristic: 150.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Overall Diameter: 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-939-4217, 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 Thales Usa, Inc. Div Air Mobility Solutions ("ams"). Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 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: Active.

Technical Specifications
ParameterValue
NSN5961-00-939-4217
Primary Part Number48634-1
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerThales Usa, Inc. Div Air Mobility Solutions ("ams")
StatusACTIVE
Mounting MethodTERMINAL
Internal ConfigurationJUNCTION CONTACT
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-18
Maximum Operating Temp Per Measurement Point100.0 CELSIUS JUNCTION DEGC
Terminal Length0.500 INCHES MINIMUM IN
Power Rating Per Characteristic150.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Overall Diameter0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
Features ProvidedHERMETICALLY SEALED CASE
Current Rating Per Characteristic100.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Voltage Rating in Volts Per Characteristic35.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 35.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC WITH BASE SHORT-CIRCUITED TO EMITTER AND 3.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
Terminal Type and Quantity3 INSULATED WIRE LEAD
Specification/standard Data80131-RELEASE4694 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Overall Width Across Flats0.765 INCHES MAXIMUM IN
Semiconductor MaterialGERMANIUM
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-221-4371 INTERCHANGEABLE
Transistor
5961-00-421-0549 INTERCHANGEABLE
Transistor
5961-00-479-69522N3308 INTERCHANGEABLE
Transistor
Semitronics Corp
5961-00-715-2871 INTERCHANGEABLE
Transistor
5961-00-765-6071Q0174 INTERCHANGEABLE
Transistor
Emcore Corporation Div Concord Division
5961-00-848-19062N3307 INTERCHANGEABLE
Transistor
Semitronics Corp
5961-00-881-0495 INTERCHANGEABLE
Transistor
5961-00-932-5334352-0455-000 INTERCHANGEABLE
Transistor
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5961-00-939-4223 INTERCHANGEABLE
Transistor
5961-00-939-4261 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
RELEASE4694 Electronic Industries Association
1850-0179 Hewlett-Packard Company Dba HP (USA)
2N3323 Freescale Semiconductor, Inc. (USA)
2N3323 Electronic Industries Association
1850-0179 Keysight Technologies Inc (USA)
48634-1 PRIMARY Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
1850-0179 Keysight Technologies, Inc. (USA)
2N3323 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5961-00-221-4371INTERCHANGEABLE
TRANSISTOR
5961-00-421-0549INTERCHANGEABLE
TRANSISTOR
5961-00-479-6952INTERCHANGEABLE
TRANSISTOR
2N3308
5961-00-715-2871INTERCHANGEABLE
TRANSISTOR
5961-00-765-6071INTERCHANGEABLE
TRANSISTOR
Q0174
5961-00-848-1906INTERCHANGEABLE
TRANSISTOR
2N3307
5961-00-881-0495INTERCHANGEABLE
TRANSISTOR
5961-00-932-5334INTERCHANGEABLE
TRANSISTOR
352-0455-000
5961-00-939-4223INTERCHANGEABLE
TRANSISTOR
5961-00-939-4261INTERCHANGEABLE
TRANSISTOR
5961-00-948-6004INTERCHANGEABLE
TRANSISTOR
5961-00-951-5294INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-939-4217?

NSN 5961-00-939-4217 is a Transistor, manufactured by Thales Usa, Inc. Div Air Mobility Solutions ("ams"), classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-939-4217?

NSN 5961-00-939-4217 has 8 cross-referenced part numbers: RELEASE4694 (Electronic Industries Association), 1850-0179 (Hewlett-Packard Company Dba HP), 2N3323 (Freescale Semiconductor, Inc.), 2N3323 (Electronic Industries Association), 1850-0179 (Keysight Technologies Inc) and 3 more.

What NSN replaces 5961-00-939-4217?

There are 12 known substitutes for 5961-00-939-4217: 5961-00-221-4371, 5961-00-421-0549, 5961-00-479-6952 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 48634-1?

Key specifications for 48634-1: Mounting Method: TERMINAL; Internal Configuration: JUNCTION CONTACT; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-18; Maximum Operating Temp Per Measurement Point: 100.0 CELSIUS JUNCTION DEGC. 17 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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