PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2721-3630043Transistor

Moseley Associates, Inc · NSN 5961-00-761-9379 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-761-9379 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-761-9379. Primary manufacturer part number: 2721-3630043.
Features
  • Transistor — FSC 5961
  • Current Rating Per Characteristic: 2.00 AMPERES MAXIMUM BASE CURRENT, DC AND 4.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Power Rating Per Characteristic: 25.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Terminal Type and Quantity: 2 PIN AND 1 CASE
  • Internal Configuration: JUNCTION CONTACT
  • Mounting Method: UNTHREADED HOLE(S)
  • Overall Diameter: 0.500 INCHES MAXIMUM IN
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS CASE DEGC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-761-9379, 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 Moseley Associates, Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 46 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
NSN5961-00-761-9379
Primary Part Number2721-3630043
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerMoseley Associates, Inc
StatusCANCELLED
Current Rating Per Characteristic2.00 AMPERES MAXIMUM BASE CURRENT, DC AND 4.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Power Rating Per Characteristic25.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Terminal Type and Quantity2 PIN AND 1 CASE
Internal ConfigurationJUNCTION CONTACT
Mounting MethodUNTHREADED HOLE(S)
Overall Diameter0.500 INCHES MAXIMUM IN
Maximum Operating Temp Per Measurement Point200.0 CELSIUS CASE DEGC
Mounting Facility Quantity2
Specification/standard Data80131-RELEASE4639 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Features ProvidedHERMETICALLY SEALED CASE
Semiconductor MaterialSILICON
Voltage Rating in Volts Per Characteristic90.0 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
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5961-00-012-42152N3054 INTERCHANGEABLE
Transistor
L3 Technologies, Inc. Div Communication Systems-East
2990-00-019-4866 INTERCHANGEABLE
Welch Plug
5961-00-050-2592911138 INTERCHANGEABLE
Transistor
Bae Systems Information and Electronic Systems Integration Inc.
5315-00-050-5044 INTERCHANGEABLE
Pin,straight,headless
5961-00-079-66932N3266 INTERCHANGEABLE
Transistor
Microsemi Corp - Massachusetts
5330-00-300-6213 INTERCHANGEABLE
Gasket
5961-00-361-87532N3054A INTERCHANGEABLE
Transistor
Central Semiconductor, Llc Dba Central Semiconductor Corp
4130-00-374-7591 INTERCHANGEABLE
Crankshaft,compressor
5306-00-383-9644204009 INTERCHANGEABLE
Bolt,machine
Clark Material Handling Company
5340-00-396-4910204009 INTERCHANGEABLE
Bracket,angle
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Cross-Reference Index
Part NumberManufacturer
2721-3630043 Moseley Associates, Inc (USA)
3700223 Itt Telecom Products Corp Network Systems Div (USA)
2N3054 Solid State Devices, Inc (USA)
2501515-1 Honeywell International Inc. Dba Honeywell International (USA)
15-09523-00 Compaq Federal Llc (USA)
5L5512-201-24 Hensoldt Sensors Gmbh Div Seps (DEU)
Q531752092 Rheinmetall Air Defence Ag (CHE)
2N3054 Rca Corp Distributor and Special Products Div
2N3054 Fairchild Semiconductor Corp (USA)
2N3054 Csr Industries Inc (USA)
2N3054 Microsemi Ppc Inc (USA)
W41294B6001B4 Hensoldt Sensors Gmbh (DEU)
15095323-00 Compaq Federal Llc (USA)
29-911951 Racal Radio Ltd (GBR)
10947176 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
505-044 Plath Gmbh & Co. Kg (DEU)
2N3054 Renesas Electronics America Inc (USA)
AL0101051 Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S (DEU)
29-911951 Thales Uk Limited Secure Communications and Information Systems (GBR)
2N3054 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5961-00-012-4215INTERCHANGEABLE
TRANSISTOR
2N3054
2990-00-019-4866INTERCHANGEABLE
WELCH PLUG
5961-00-050-2592INTERCHANGEABLE
TRANSISTOR
911138
5315-00-050-5044INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5961-00-079-6693INTERCHANGEABLE
TRANSISTOR
2N3266
5330-00-300-6213INTERCHANGEABLE
GASKET
5961-00-361-8753INTERCHANGEABLE
TRANSISTOR
2N3054A
4130-00-374-7591INTERCHANGEABLE
CRANKSHAFT,COMPRESSOR
5306-00-383-9644INTERCHANGEABLE
BOLT,MACHINE
204009
5340-00-396-4910INTERCHANGEABLE
BRACKET,ANGLE
204009
5961-00-401-2831INTERCHANGEABLE
TRANSISTOR
150060
2540-00-419-3052INTERCHANGEABLE
YOKE,VEHICLE
45149

Frequently Asked Questions

What is NSN 5961-00-761-9379?

NSN 5961-00-761-9379 is a Transistor, manufactured by Moseley Associates, Inc, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-761-9379?

NSN 5961-00-761-9379 has 50 cross-referenced part numbers: 2721-3630043 (Moseley Associates, Inc), 3700223 (Itt Telecom Products Corp Network Systems Div), 2N3054 (Solid State Devices, Inc), 2501515-1 (Honeywell International Inc. Dba Honeywell International), 15-09523-00 (Compaq Federal Llc) and 45 more.

What NSN replaces 5961-00-761-9379?

There are 12 known substitutes for 5961-00-761-9379: 5961-00-012-4215, 2990-00-019-4866, 5961-00-050-2592 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2721-3630043?

Key specifications for 2721-3630043: Current Rating Per Characteristic: 2.00 AMPERES MAXIMUM BASE CURRENT, DC AND 4.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC; Power Rating Per Characteristic: 25.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION; Terminal Type and Quantity: 2 PIN AND 1 CASE; Internal Configuration: JUNCTION CONTACT. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-761-9379 still in active supply?

NSN 5961-00-761-9379 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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