PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N657Transistor

Electronic Industries Association · NSN 5961-00-542-7308 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-542-7308 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-542-7308. Primary manufacturer part number: 2N657.
Features
  • Transistor — FSC 5961
  • Semiconductor Material: SILICON
  • Overall Diameter: 0.359 INCHES NOMINAL IN
  • Terminal Length: 1.500 INCHES MINIMUM IN
  • Internal Configuration: JUNCTION CONTACT
  • Specification/standard Data: 80131-RELEASE2267 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
  • Terminal Circle Diameter: 0.200 INCHES NOMINAL IN
  • Features Provided: HERMETICALLY SEALED CASE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-542-7308, 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 Electronic Industries Association. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-542-7308
Primary Part Number2N657
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerElectronic Industries Association
StatusCANCELLED
Semiconductor MaterialSILICON
Overall Diameter0.359 INCHES NOMINAL IN
Terminal Length1.500 INCHES MINIMUM IN
Internal ConfigurationJUNCTION CONTACT
Specification/standard Data80131-RELEASE2267 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Features ProvidedHERMETICALLY SEALED CASE
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Voltage Rating in Volts Per Characteristic100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 8.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Power Rating Per Characteristic4.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Mounting MethodTERMINAL
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5961-00-132-486810664800 INTERCHANGEABLE
Transistor
Us Army Aviation and Missile Command
5961-00-463-3013200-754 INTERCHANGEABLE
Transistor
Cmc Electronics Inc
5961-00-686-8578 INTERCHANGEABLE
Transistor
5961-00-752-6081 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
5961-00-908-30832N657 INTERCHANGEABLE
Transistor
Texas Instruments Incorporated
5961-00-942-66381261915-9 INTERCHANGEABLE
Transistor
Honeywell Intl Inc Defense Avionics Systems
5961-01-036-5402KNA1901 ITEM 28 INTERCHANGEABLE
Transistor
Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution
Cross-Reference Index
Part NumberManufacturer
2N657 Electronic Industries Association
296-617 Cae Inc (CAN)
Related Parts
5961-00-132-4868INTERCHANGEABLE
TRANSISTOR
10664800
5961-00-463-3013INTERCHANGEABLE
TRANSISTOR
200-754
5961-00-686-8578INTERCHANGEABLE
TRANSISTOR
5961-00-752-6081INTERCHANGEABLE
TRANSISTOR
5961-00-784-0647INTERCHANGEABLE
TRANSISTOR
10587424-1
5961-00-821-2028INTERCHANGEABLE
TRANSISTOR
2N657
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 5961-00-542-7308?

NSN 5961-00-542-7308 is a Transistor, manufactured by Electronic Industries Association, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-542-7308?

NSN 5961-00-542-7308 has 2 cross-referenced part numbers: 2N657 (Electronic Industries Association), 296-617 (Cae Inc).

What NSN replaces 5961-00-542-7308?

There are 9 known substitutes for 5961-00-542-7308: 5961-00-132-4868, 5961-00-463-3013, 5961-00-686-8578 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N657?

Key specifications for 2N657: Semiconductor Material: SILICON; Overall Diameter: 0.359 INCHES NOMINAL IN; Terminal Length: 1.500 INCHES MINIMUM IN; Overall Length: 0.250 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-542-7308 still in active supply?

NSN 5961-00-542-7308 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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