PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21806Transistor

Smiths Aerospace, Inc., Electronic Systems-Grand Rapids · NSN 5961-01-169-4680 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-169-4680 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-169-4680. Primary manufacturer part number: 21806.
Features
  • Transistor — FSC 5961
  • Mounting Method: UNTHREADED HOLE(S)
  • Current Rating Per Characteristic: 1.00 AMPERES MAXIMUM BASE CURRENT, DC
  • Mounting Facility Quantity: 1
  • Semiconductor Material: SILICON
  • Special Test Features: TESTED PER BASE TEN SYSTEMS DWG 21806
  • Voltage Rating in Volts Per Characteristic: 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
  • Maximum Operating Temp Per Measurement Point: 150.0 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 5961-01-169-4680, 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 Smiths Aerospace, Inc., Electronic Systems-Grand Rapids. Government technical data includes 10 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-169-4680
Primary Part Number21806
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerSmiths Aerospace, Inc., Electronic Systems-Grand Rapids
StatusACTIVE
Mounting MethodUNTHREADED HOLE(S)
Current Rating Per Characteristic1.00 AMPERES MAXIMUM BASE CURRENT, DC
Mounting Facility Quantity1
Semiconductor MaterialSILICON
Special Test FeaturesTESTED PER BASE TEN SYSTEMS DWG 21806
Voltage Rating in Volts Per Characteristic5.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
Maximum Operating Temp Per Measurement Point150.0 CELSIUS JUNCTION DEGC
Internal ConfigurationJUNCTION CONTACT
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Power Rating Per Characteristic40.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5961-00-127-1585 INTERCHANGEABLE
Transistor
5961-00-483-1288 INTERCHANGEABLE
Transistor
5985-01-276-2469 INTERCHANGEABLE
Attenuator,fixed
Cross-Reference Index
Part NumberManufacturer
21806 Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
2N5192 Freescale Semiconductor, Inc. (USA)
Related Parts
5961-00-127-1585INTERCHANGEABLE
TRANSISTOR
5961-00-483-1288INTERCHANGEABLE
TRANSISTOR
5985-01-276-2469INTERCHANGEABLE
ATTENUATOR,FIXED

Frequently Asked Questions

What is NSN 5961-01-169-4680?

NSN 5961-01-169-4680 is a Transistor, manufactured by Smiths Aerospace, Inc., Electronic Systems-Grand Rapids, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-169-4680?

NSN 5961-01-169-4680 has 2 cross-referenced part numbers: 21806 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids), 2N5192 (Freescale Semiconductor, Inc.).

What NSN replaces 5961-01-169-4680?

There are 3 known substitutes for 5961-01-169-4680: 5961-00-127-1585, 5961-00-483-1288, 5985-01-276-2469. Verify interchangeability with system specifications before substitution.

What are the specifications of 21806?

Key specifications for 21806: Special Features: JUNCTION PATTERN ARRANGEMENT: NPN; Overall Height: 0.105 INCHES MAXIMUM IN; Mounting Method: UNTHREADED HOLE(S); Current Rating Per Characteristic: 1.00 AMPERES MAXIMUM BASE CURRENT, DC. 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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