PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N1522Transistor

Electronic Industries Association · NSN 5961-00-188-8178 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-188-8178 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-188-8178. Primary manufacturer part number: 2N1522.
Features
  • Transistor — FSC 5961
  • Mounting Method: THREADED STUD(S)
  • Internal Configuration: JUNCTION CONTACT
  • Features Provided: HERMETICALLY SEALED CASE
  • Thread Series Designator: UNF
  • Specification/standard Data: 80131-RELEASE2828 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
  • Nominal Thread Size: 0.190 INCHES IN
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-188-8178, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-188-8178
Primary Part Number2N1522
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerElectronic Industries Association
StatusACTIVE
Mounting MethodTHREADED STUD(S)
Internal ConfigurationJUNCTION CONTACT
Features ProvidedHERMETICALLY SEALED CASE
Thread Series DesignatorUNF
Specification/standard Data80131-RELEASE2828 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Nominal Thread Size0.190 INCHES IN
Terminal Type and Quantity3 TAB, SOLDER LUG
Voltage Rating in Volts Per Characteristic50.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Power Rating Per Characteristic70.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Maximum Operating Temp Per Measurement Point100.0 CELSIUS JUNCTION DEGC
Current Rating Per Characteristic8.00 AMPERES MAXIMUM BASE CURRENT, DC AND 50.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Mounting Facility Quantity1
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Overall Diameter1.250 INCHES MAXIMUM IN
Semiconductor MaterialGERMANIUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5961-00-984-2750 INTERCHANGEABLE
Transistor
5961-00-993-5718 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
2N1522 Electronic Industries Association
RELEASE2828 Electronic Industries Association
SM-B-540686-1 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
2N1522 Gpd Optoelectronics Corp. Div Gpd Optoelectronics (USA)
2N1522 General Motors Corp Delco Electronics Div (USA)
Related Parts
5961-00-984-2750INTERCHANGEABLE
TRANSISTOR
5961-00-993-5718INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-188-8178?

NSN 5961-00-188-8178 is a Transistor, manufactured by Electronic Industries Association, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-188-8178?

NSN 5961-00-188-8178 has 5 cross-referenced part numbers: 2N1522 (Electronic Industries Association), RELEASE2828 (Electronic Industries Association), SM-B-540686-1 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 2N1522 (Gpd Optoelectronics Corp. Div Gpd Optoelectronics), 2N1522 (General Motors Corp Delco Electronics Div).

What NSN replaces 5961-00-188-8178?

There are 2 known substitutes for 5961-00-188-8178: 5961-00-984-2750, 5961-00-993-5718. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N1522?

Key specifications for 2N1522: Mounting Method: THREADED STUD(S); Internal Configuration: JUNCTION CONTACT; Features Provided: HERMETICALLY SEALED CASE; Thread Series Designator: UNF. 17 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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