PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G181-351-0004Transistor

Kearfott Corporation Div Guidance and Navigation Division · NSN 5961-00-752-6081 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-752-6081 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-752-6081. Primary manufacturer part number: G181-351-0004.
Features
  • Transistor — FSC 5961
  • Power Rating Per Characteristic: 800.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
  • Terminal Length: 1.500 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
  • Test Data Document: 81349-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.).
  • Voltage Rating in Volts Per Characteristic: 100.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 100.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 8.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • Mounting Method: TERMINAL
  • Internal Configuration: JUNCTION CONTACT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-752-6081, 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 Kearfott Corporation Div Guidance and Navigation Division. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 43 commercial cross-references from 27 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
NSN5961-00-752-6081
Primary Part NumberG181-351-0004
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerKearfott Corporation Div Guidance and Navigation Division
StatusCANCELLED
Power Rating Per Characteristic800.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Terminal Length1.500 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
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.).
Voltage Rating in Volts Per Characteristic100.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 100.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 8.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Mounting MethodTERMINAL
Internal ConfigurationJUNCTION CONTACT
Semiconductor MaterialSILICON
Overall Diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Features ProvidedHERMETICALLY SEALED CASE
Specification/standard Data81349-MIL-S-19500/74 GOVERNMENT SPECIFICATION
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5961-00-080-8752 INTERCHANGEABLE
Transistor
5961-00-087-1078 INTERCHANGEABLE
Transistor
5961-00-132-486810664800 INTERCHANGEABLE
Transistor
Us Army Aviation and Missile Command
5961-00-463-3013200-754 INTERCHANGEABLE
Transistor
Cmc Electronics Inc
5961-00-542-7308 INTERCHANGEABLE
Transistor
5961-00-686-8578 INTERCHANGEABLE
Transistor
5961-00-784-064710587424-1 INTERCHANGEABLE
Transistor
Us Army Aviation and Missile Command
5961-00-821-20282N657 INTERCHANGEABLE
Transistor
Raytheon Company Dba Raytheon
5961-00-892-3502 INTERCHANGEABLE
Transistor
5961-00-908-30832N657 INTERCHANGEABLE
Transistor
Texas Instruments Incorporated
Cross-Reference Index
Part NumberManufacturer
G181-351-0004 Kearfott Corporation Div Guidance and Navigation Division (USA)
2N657 Freescale Semiconductor, Inc. (USA)
2N657 Texas Instruments Incorporated (USA)
JAN2N657MOD Texas Instruments Incorporated (USA)
3229494-22 Raytheon Company Dba Raytheon (USA)
1081H34H18 Northrop Grumman Systems Corporation Div Marine Systems (USA)
2N657 Joint Electron Device Engineering Council
9 1078 08 100 PIECE 83 Basler Electric Co (USA)
617956-1 Raytheon Company (USA)
4192800-123 Raytheon Company Div Rmd Strategic (USA)
1081H39H21 Northrop Grumman Systems Corporation Div Marine Systems (USA)
6856K90P020 Ametek Inc Div Aerospace and Defense (USA)
2N657 Fairchild Semiconductor Corp (USA)
2N657 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
N2088262-26 Raytheon Company Dba Raytheon Co (USA)
L00932 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
117625-000 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
1081H30H32 Northrop Grumman Systems Corporation Div Marine Systems (USA)
5961PL0190316 Jednolity Indeks Materialowy - Uniform Material Index (POL)
JAN2N657 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
Related Parts
5961-00-080-8752INTERCHANGEABLE
TRANSISTOR
5961-00-087-1078INTERCHANGEABLE
TRANSISTOR
5961-00-132-4868INTERCHANGEABLE
TRANSISTOR
10664800
5961-00-463-3013INTERCHANGEABLE
TRANSISTOR
200-754
5961-00-542-7308INTERCHANGEABLE
TRANSISTOR
5961-00-686-8578INTERCHANGEABLE
TRANSISTOR
5961-00-784-0647INTERCHANGEABLE
TRANSISTOR
10587424-1
5961-00-821-2028INTERCHANGEABLE
TRANSISTOR
2N657
5961-00-892-3502INTERCHANGEABLE
TRANSISTOR
5961-00-908-3083INTERCHANGEABLE
TRANSISTOR
2N657
5961-00-942-6638INTERCHANGEABLE
TRANSISTOR
1261915-9
5961-01-036-5402INTERCHANGEABLE
TRANSISTOR
KNA1901 ITEM 28

Frequently Asked Questions

What is NSN 5961-00-752-6081?

NSN 5961-00-752-6081 is a Transistor, manufactured by Kearfott Corporation Div Guidance and Navigation Division, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-752-6081?

NSN 5961-00-752-6081 has 43 cross-referenced part numbers: G181-351-0004 (Kearfott Corporation Div Guidance and Navigation Division), 2N657 (Freescale Semiconductor, Inc.), 2N657 (Texas Instruments Incorporated), JAN2N657MOD (Texas Instruments Incorporated), 3229494-22 (Raytheon Company Dba Raytheon) and 38 more.

What NSN replaces 5961-00-752-6081?

There are 12 known substitutes for 5961-00-752-6081: 5961-00-080-8752, 5961-00-087-1078, 5961-00-132-4868 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of G181-351-0004?

Key specifications for G181-351-0004: Power Rating Per Characteristic: 800.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION; Terminal Length: 1.500 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN; Test Data Document: 81349-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.).; Voltage Rating in Volts Per Characteristic: 100.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 100.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 8.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-752-6081 still in active supply?

NSN 5961-00-752-6081 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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