PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-S-19500/90Transistor

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5961-00-892-3459 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-892-3459 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-892-3459. Primary manufacturer part number: MIL-S-19500/90.
Features
  • Transistor — FSC 5961
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Mounting Method: TERMINAL
  • Terminal Circle Diameter: 0.192 INCHES NOMINAL IN
  • Voltage Rating in Volts Per Characteristic: 20.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 20.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
  • Terminal Length: 1.500 INCHES MINIMUM IN
  • Internal Configuration: JUNCTION CONTACT
  • Power Rating Per Characteristic: 65.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-892-3459, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-892-3459
Primary Part NumberMIL-S-19500/90
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Terminal Circle Diameter0.192 INCHES NOMINAL IN
Voltage Rating in Volts Per Characteristic20.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 20.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
Terminal Length1.500 INCHES MINIMUM IN
Internal ConfigurationJUNCTION CONTACT
Power Rating Per Characteristic65.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Current Rating Per Characteristic20.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Electrode Internally-Electrically Connected to CaseANODE
Overall Diameter0.530 INCHES MAXIMUM IN
Features ProvidedHERMETICALLY SEALED CASE
Semiconductor MaterialGERMANIUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5961-00-556-2079 INTERCHANGEABLE
Transistor
5961-00-752-0655 INTERCHANGEABLE
Transistor
5961-00-784-4270386-1050P1 INTERCHANGEABLE
Transistor
Raytheon Co Equipment Development Lab
5961-00-849-0951 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
MIL-S-19500/90 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JAN2N78A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2N78A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2N78 Joint Electron Device Engineering Council
Related Parts
5961-00-556-2079INTERCHANGEABLE
TRANSISTOR
5961-00-752-0655INTERCHANGEABLE
TRANSISTOR
5961-00-784-4270INTERCHANGEABLE
TRANSISTOR
386-1050P1
5961-00-849-0951INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-892-3459?

NSN 5961-00-892-3459 is a Transistor, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-892-3459?

NSN 5961-00-892-3459 has 4 cross-referenced part numbers: MIL-S-19500/90 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), JAN2N78A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 2N78A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 2N78 (Joint Electron Device Engineering Council).

What NSN replaces 5961-00-892-3459?

There are 4 known substitutes for 5961-00-892-3459: 5961-00-556-2079, 5961-00-752-0655, 5961-00-784-4270 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-S-19500/90?

Key specifications for MIL-S-19500/90: Special Features: JUNCTION PATTERN ARRANGEMENT: NPN; Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD; Mounting Method: TERMINAL; Overall Length: 0.320 INCHES MAXIMUM IN. 14 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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