PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N3237Transistor

Api Electronics, Inc. Dba Api Technologies Corp Div Api Technologies - Spectrum Microwave · NSN 5961-00-840-7951 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-840-7951 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-840-7951. Primary manufacturer part number: 2N3237.
Features
  • Transistor — FSC 5961
  • Current Rating Per Characteristic: 7.50 AMPERES MAXIMUM BASE CURRENT, DC AND 20.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Specification/standard Data: 80131-RELEASE4716 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
  • Mounting Method: TERMINAL
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • Mounting Facility Quantity: 2
  • Terminal Type and Quantity: 2 PIN
  • Overall Diameter: 0.770 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 5961-00-840-7951, 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 Api Electronics, Inc. Dba Api Technologies Corp Div Api Technologies - Spectrum Microwave. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-840-7951
Primary Part Number2N3237
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerApi Electronics, Inc. Dba Api Technologies Corp Div Api Technologies - Spectrum Microwave
StatusACTIVE
Current Rating Per Characteristic7.50 AMPERES MAXIMUM BASE CURRENT, DC AND 20.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Specification/standard Data80131-RELEASE4716 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Mounting MethodTERMINAL
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Mounting Facility Quantity2
Terminal Type and Quantity2 PIN
Overall Diameter0.770 INCHES MAXIMUM IN
Semiconductor MaterialSILICON
Power Rating Per Characteristic200.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Features ProvidedHERMETICALLY SEALED CASE
Maximum Operating Temp Per Measurement Point200.0 CELSIUS CASE DEGC
Voltage Rating in Volts Per Characteristic90.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 75.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Internal ConfigurationJUNCTION CONTACT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5815-00-370-0568150528 INTERCHANGEABLE
Pointer
Lucent Technologies Inc Corporate Headquarters
3960-00-505-7163150528 INTERCHANGEABLE
Base,screw
Otis Elevator Co Sub of United Technologies Corp
5961-00-837-64432N3233 INTERCHANGEABLE
Transistor
Solitron Devices, Inc.
5961-00-904-4259 INTERCHANGEABLE
Transistor
5961-00-904-4260 INTERCHANGEABLE
Transistor
5961-00-914-3479 INTERCHANGEABLE
Transistor
5961-00-954-9337 INTERCHANGEABLE
Transistor
5961-00-958-8041 INTERCHANGEABLE
Transistor
6130-01-371-821650366 INTERCHANGEABLE
Power Supply
Leidos, Inc.
Cross-Reference Index
Part NumberManufacturer
2N3237 Api Electronics, Inc. Dba Api Technologies Corp Div Api Technologies - Spectrum Microwave (USA)
RELEASE4716 Electronic Industries Association
2N3237 Solid Power Corp (USA)
2N3237 Electronic Industries Association
2N3237 Slater Electric Inc (USA)
2N3237 Silicon Transistor Corporation Dba Same (USA)
2N3237 Westinghouse Electric Corp Semiconductor Div (USA)
15052-8 Trio Laboratories Inc (USA)
2N3237 Solid State Devices, Inc (USA)
2N3237 Hug Electronics Corp (USA)
Related Parts
5815-00-370-0568INTERCHANGEABLE
POINTER
150528
3960-00-505-7163INTERCHANGEABLE
BASE,SCREW
150528
5961-00-837-6443INTERCHANGEABLE
TRANSISTOR
2N3233
5961-00-904-4259INTERCHANGEABLE
TRANSISTOR
5961-00-904-4260INTERCHANGEABLE
TRANSISTOR
5961-00-914-3479INTERCHANGEABLE
TRANSISTOR
5961-00-954-9337INTERCHANGEABLE
TRANSISTOR
5961-00-958-8041INTERCHANGEABLE
TRANSISTOR
6130-01-371-8216INTERCHANGEABLE
POWER SUPPLY
50366

Frequently Asked Questions

What is NSN 5961-00-840-7951?

NSN 5961-00-840-7951 is a Transistor, manufactured by Api Electronics, Inc. Dba Api Technologies Corp Div Api Technologies - Spectrum Microwave, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-840-7951?

NSN 5961-00-840-7951 has 10 cross-referenced part numbers: 2N3237 (Api Electronics, Inc. Dba Api Technologies Corp Div Api Technologies - Spectrum Microwave), RELEASE4716 (Electronic Industries Association), 2N3237 (Solid Power Corp), 2N3237 (Electronic Industries Association), 2N3237 (Slater Electric Inc) and 5 more.

What NSN replaces 5961-00-840-7951?

There are 9 known substitutes for 5961-00-840-7951: 5815-00-370-0568, 3960-00-505-7163, 5961-00-837-6443 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N3237?

Key specifications for 2N3237: Current Rating Per Characteristic: 7.50 AMPERES MAXIMUM BASE CURRENT, DC AND 20.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC; Specification/standard Data: 80131-RELEASE4716 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION; Mounting Method: TERMINAL; Electrode Internally-Electrically Connected to Case: COLLECTOR. 15 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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