PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TR1591Transistor

Systron-Donner Corp Microwave/instrument Div · NSN 5961-00-559-8174 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-559-8174 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-559-8174. Primary manufacturer part number: TR1591.
Features
  • Transistor — FSC 5961
  • Internal Configuration: JUNCTION CONTACT
  • Features Provided: HERMETICALLY SEALED CASE
  • Semiconductor Material: SILICON
  • 7 verified cross-references
  • Primary manufacturer: Systron-Donner Corp Microwave/instrument Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-559-8174, 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 Systron-Donner Corp Microwave/instrument Div. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-559-8174
Primary Part NumberTR1591
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerSystron-Donner Corp Microwave/instrument Div
StatusCANCELLED
Internal ConfigurationJUNCTION CONTACT
Features ProvidedHERMETICALLY SEALED CASE
Semiconductor MaterialSILICON
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
3110-00-157-6105208CTC INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
3110-00-198-0272 INTERCHANGEABLE
Bearing,ball,annular
5950-00-506-5796DL363-1039SUB1GP1A INTERCHANGEABLE
Transformer,pulse
Raytheon Company Dba Raytheon Co
5950-00-893-6191 INTERCHANGEABLE
Transformer,radio Frequency
4820-01-428-6717700190 INTERCHANGEABLE
Valve,safety Relief
Parker-Hannifin Corporation Dba Pneumatic North America Div Pneumatics North America
6515-01-497-283042-3442 INTERCHANGEABLE
Rongeur
Sklar Corporation Dba Sklar Instruments
Cross-Reference Index
Part NumberManufacturer
TR1591 Systron-Donner Corp Microwave/instrument Div (USA)
06AJ117 Solitron Devices, Inc. (USA)
700190 Systron-Donner Corp Microwave/instrument Div (USA)
TR1592 Systron-Donner Corp Microwave/instrument Div (USA)
700192 Systron-Donner Corp Microwave/instrument Div (USA)
700191 Systron-Donner Corp Microwave/instrument Div (USA)
TR1590 Systron-Donner Corp Microwave/instrument Div (USA)
Related Parts
3110-00-157-6105INTERCHANGEABLE
BEARING,BALL,ANNULAR
208CTC
3110-00-198-0272INTERCHANGEABLE
BEARING,BALL,ANNULAR
5950-00-506-5796INTERCHANGEABLE
TRANSFORMER,PULSE
DL363-1039SUB1GP1A
5950-00-893-6191INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
4820-01-428-6717INTERCHANGEABLE
VALVE,SAFETY RELIEF
700190
6515-01-497-2830INTERCHANGEABLE
RONGEUR
42-3442

Frequently Asked Questions

What is NSN 5961-00-559-8174?

NSN 5961-00-559-8174 is a Transistor, manufactured by Systron-Donner Corp Microwave/instrument Div, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-559-8174?

NSN 5961-00-559-8174 has 7 cross-referenced part numbers: TR1591 (Systron-Donner Corp Microwave/instrument Div), 06AJ117 (Solitron Devices, Inc.), 700190 (Systron-Donner Corp Microwave/instrument Div), TR1592 (Systron-Donner Corp Microwave/instrument Div), 700192 (Systron-Donner Corp Microwave/instrument Div) and 2 more.

What NSN replaces 5961-00-559-8174?

There are 6 known substitutes for 5961-00-559-8174: 3110-00-157-6105, 3110-00-198-0272, 5950-00-506-5796 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TR1591?

Key specifications for TR1591: Internal Configuration: JUNCTION CONTACT; Features Provided: HERMETICALLY SEALED CASE; Semiconductor Material: SILICON. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-559-8174 still in active supply?

NSN 5961-00-559-8174 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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