PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N651ATransistor

Freescale Semiconductor, Inc. · NSN 5961-00-226-8669 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-226-8669 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-226-8669. Primary manufacturer part number: 2N651A.
Features
  • Transistor — FSC 5961
  • Specification/standard Data: 81349-MIL-S-19500/175 GOVERNMENT SPECIFICATION
  • Features Provided: HERMETICALLY SEALED CASE
  • Voltage Rating in Volts Per Characteristic: 45.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 30.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 30.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
  • Current Rating Per Characteristic: 500.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Mounting Method: TERMINAL
  • Semiconductor Material: GERMANIUM
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-226-8669, 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 Freescale Semiconductor, Inc.. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-226-8669
Primary Part Number2N651A
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerFreescale Semiconductor, Inc.
StatusCANCELLED
Specification/standard Data81349-MIL-S-19500/175 GOVERNMENT SPECIFICATION
Features ProvidedHERMETICALLY SEALED CASE
Voltage Rating in Volts Per Characteristic45.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 30.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 30.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
Current Rating Per Characteristic500.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Semiconductor MaterialGERMANIUM
Test Data Document81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Power Rating Per Characteristic200.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Internal ConfigurationJUNCTION CONTACT
Terminal Length1.500 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Overall Diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
Maximum Operating Temp Per Measurement Point100.0 CELSIUS AMBIENT AIR DEGC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5961-00-589-62898836423 INTERCHANGEABLE
Transistor
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament
5961-00-850-8030 INTERCHANGEABLE
Transistor
5961-00-878-8004 INTERCHANGEABLE
Transistor
5961-00-883-5305 INTERCHANGEABLE
Transistor
5961-00-952-9051 INTERCHANGEABLE
Transistor
4820-01-685-3318502033 INTERCHANGEABLE
Valve,ball
Parker Hannifin Corp Dba Pneutronics
Cross-Reference Index
Part NumberManufacturer
2N651A Freescale Semiconductor, Inc. (USA)
2N422 Raytheon Company Div Corp (USA)
352-0279-001 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
JAN2N651A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-S-19500/175 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2N651 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2N422 Raytheon Company Dba Raytheon Co (USA)
2N422 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JAN2N651AA Adelco Elektronik Gmbh (DEU)
MIL-S-9500/66 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
50203-3 Victor Technologies Inc (USA)
Related Parts
5961-00-589-6289INTERCHANGEABLE
TRANSISTOR
8836423
5961-00-850-8030INTERCHANGEABLE
TRANSISTOR
5961-00-878-8004INTERCHANGEABLE
TRANSISTOR
5961-00-883-5305INTERCHANGEABLE
TRANSISTOR
5961-00-952-9051INTERCHANGEABLE
TRANSISTOR
4820-01-685-3318INTERCHANGEABLE
VALVE,BALL
502033

Frequently Asked Questions

What is NSN 5961-00-226-8669?

NSN 5961-00-226-8669 is a Transistor, manufactured by Freescale Semiconductor, Inc., classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-226-8669?

NSN 5961-00-226-8669 has 11 cross-referenced part numbers: 2N651A (Freescale Semiconductor, Inc.), 2N422 (Raytheon Company Div Corp), 352-0279-001 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), JAN2N651A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-19500/175 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 6 more.

What NSN replaces 5961-00-226-8669?

There are 6 known substitutes for 5961-00-226-8669: 5961-00-589-6289, 5961-00-850-8030, 5961-00-878-8004 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N651A?

Key specifications for 2N651A: Specification/standard Data: 81349-MIL-S-19500/175 GOVERNMENT SPECIFICATION; Features Provided: HERMETICALLY SEALED CASE; Special Features: JUNCTION PATTERN ARRANGEMENT: PNP; Voltage Rating in Volts Per Characteristic: 45.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 30.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 30.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-226-8669 still in active supply?

NSN 5961-00-226-8669 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.
PartsTable Design LLC · partstable.com