PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2557745-2Transistor

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5961-00-351-8717 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-351-8717 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-351-8717. Primary manufacturer part number: 2557745-2.
Features
  • Transistor — FSC 5961
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Overall Diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
  • Test Data Document: 10001-2557745 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
  • Voltage Rating in Volts Per Characteristic: 60.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
  • Internal Configuration: UNIJUNCTION
  • Mounting Method: TERMINAL
  • Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS JUNCTION DEGC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-351-8717, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-351-8717
Primary Part Number2557745-2
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Overall Diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
Test Data Document10001-2557745 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Voltage Rating in Volts Per Characteristic60.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
Internal ConfigurationUNIJUNCTION
Mounting MethodTERMINAL
Maximum Operating Temp Per Measurement Point175.0 CELSIUS JUNCTION DEGC
Power Rating Per Characteristic600.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Semiconductor MaterialSILICON
Features ProvidedBURN IN
Precious MaterialGOLD
Current Rating Per Characteristic70.00 MILLIAMPERES MAXIMUM EMITTER CURRENT, RMS VALUE OF ALTERNATION COMPONENT AND 2.00 MICROAMPERES MAXIMUM EMITTER REVERSE CURRENT
Precious Material and LocationTERMINAL SURFACES GOLD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-006-5441 INTERCHANGEABLE
Transistor
5961-00-104-1402 INTERCHANGEABLE
Transistor
5961-00-325-85677531472P0001 INTERCHANGEABLE
Transistor
Lockheed Martin Corp Naval Electronics & Surveillance Systems
5961-00-410-8886 INTERCHANGEABLE
Transistor
5961-00-490-2962 INTERCHANGEABLE
Transistor
5961-00-761-5860 INTERCHANGEABLE
Transistor
5961-00-814-7499 INTERCHANGEABLE
Transistor
5961-00-835-6448 INTERCHANGEABLE
Transistor
5961-00-926-2569 INTERCHANGEABLE
Transistor
5961-00-926-7299 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
X5BR1188 Gpd Optoelectronics Corp. Div Gpd Optoelectronics (USA)
MIL-S-19500/75 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2557745-2 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5961-00-006-5441INTERCHANGEABLE
TRANSISTOR
5961-00-104-1402INTERCHANGEABLE
TRANSISTOR
5961-00-325-8567INTERCHANGEABLE
TRANSISTOR
7531472P0001
5961-00-410-8886INTERCHANGEABLE
TRANSISTOR
5961-00-490-2962INTERCHANGEABLE
TRANSISTOR
5961-00-761-5860INTERCHANGEABLE
TRANSISTOR
5961-00-814-7499INTERCHANGEABLE
TRANSISTOR
5961-00-835-6448INTERCHANGEABLE
TRANSISTOR
5961-00-926-2569INTERCHANGEABLE
TRANSISTOR
5961-00-926-7299INTERCHANGEABLE
TRANSISTOR
5961-00-926-7310INTERCHANGEABLE
TRANSISTOR
2N492AHR
5961-00-935-5096INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-351-8717?

NSN 5961-00-351-8717 is a Transistor, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-351-8717?

NSN 5961-00-351-8717 has 3 cross-referenced part numbers: X5BR1188 (Gpd Optoelectronics Corp. Div Gpd Optoelectronics), MIL-S-19500/75 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 2557745-2 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 5961-00-351-8717?

There are 12 known substitutes for 5961-00-351-8717: 5961-00-006-5441, 5961-00-104-1402, 5961-00-325-8567 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2557745-2?

Key specifications for 2557745-2: Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD; Overall Diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN; Test Data Document: 10001-2557745 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING); Voltage Rating in Volts Per Characteristic: 60.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC. 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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