PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1N6291ASemiconductor Device,diode

Freescale Semiconductor, Inc. · NSN 5961-01-289-4239 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-289-4239 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-289-4239. Primary manufacturer part number: 1N6291A.
Features
  • Semiconductor Device,diode — FSC 5961
  • Material: SILICON SEMICONDUCTOR
  • Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD
  • Features Provided: HERMETICALLY SEALED CASE
  • Material: GLASS ENCLOSURE
  • Overall Diameter: 0.190 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
  • Terminal Length: 1.100 INCHES MINIMUM IN
  • Voltage Rating in Volts Per Characteristic: 68.0 NOMINAL BREAKDOWN VOLTAGE, DC
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
  • Applications requiring Silicon Semiconductor construction
General Description

The Semiconductor Device,diode, cataloged under National Stock Number 5961-01-289-4239, 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 Freescale Semiconductor, Inc.. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-289-4239
Primary Part Number1N6291A
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerFreescale Semiconductor, Inc.
StatusACTIVE
MaterialSILICON SEMICONDUCTOR
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
Features ProvidedHERMETICALLY SEALED CASE
MaterialGLASS ENCLOSURE
Overall Diameter0.190 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
Terminal Length1.100 INCHES MINIMUM IN
Voltage Rating in Volts Per Characteristic68.0 NOMINAL BREAKDOWN VOLTAGE, DC
Current Rating Per Characteristic1.00 MILLIAMPERES NOMINAL REVERSE CURRENT, DC
Maximum Operating Temp Per Measurement Point175.0 CELSIUS JUNCTION DEGC
Power Rating Per Characteristic5.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
Mounting MethodTERMINAL
Function for Which DesignedTRANSIENT SUPPRESSOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5910-00-270-50712476 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Cornell-Dubilier Marketing Inc
4920-00-708-30872476 INTERCHANGEABLE
Case,test Set
Marvel Manufacturing Co Div the Marvel Manufacturing Company
5330-00-989-69252476 INTERCHANGEABLE
Gasket
Siemens Water Technologies Corp. Div Wallace & Tiernan Products
5925-01-224-87202476 INTERCHANGEABLE
Circuit Breaker Box
Pauluhn Electric Manufacturing, Llp Dba Pauluhn Electric
4820-01-273-3077 INTERCHANGEABLE
Piston,valve
5961-01-281-7401 INTERCHANGEABLE
Semiconductor Device,diode
5310-01-309-26832476 INTERCHANGEABLE
Washer,flat
Hill-Rom Canada Ltd
5340-01-324-66982476 INTERCHANGEABLE
Snap Hook
Wichard, Inc. Dba Wichard Inc
Cross-Reference Index
Part NumberManufacturer
1N6291A Freescale Semiconductor, Inc. (USA)
1.5KE68A General Semiconductor Inc (USA)
2476 Vaisala Oyj (FIN)
2476 Vaisala Oyj (FIN)
1.5KE68A Freescale Semiconductor, Inc. (USA)
1.5KE68A General Semiconductor of Taiwan Ltd
1N6291A Semiconductor Components Industries, Llc Dba Semiconductor Components Industries Llc Div Corporate Headquarters (USA)
1.5SE68A North Products Inc (USA)
1.5KE68A Semtech Corporation (USA)
1N6291A General Semiconductor Industries Inc (USA)
Related Parts
5910-00-270-5071INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
2476
4920-00-708-3087INTERCHANGEABLE
CASE,TEST SET
2476
5330-00-989-6925INTERCHANGEABLE
GASKET
2476
5925-01-224-8720INTERCHANGEABLE
CIRCUIT BREAKER BOX
2476
4820-01-273-3077INTERCHANGEABLE
PISTON,VALVE
5961-01-281-7401INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5310-01-309-2683INTERCHANGEABLE
WASHER,FLAT
2476
5340-01-324-6698INTERCHANGEABLE
SNAP HOOK
2476

Frequently Asked Questions

What is NSN 5961-01-289-4239?

NSN 5961-01-289-4239 is a Semiconductor Device,diode, manufactured by Freescale Semiconductor, Inc., classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-289-4239?

NSN 5961-01-289-4239 has 10 cross-referenced part numbers: 1N6291A (Freescale Semiconductor, Inc.), 1.5KE68A (General Semiconductor Inc), 2476 (Vaisala Oyj), 2476 (Vaisala Oyj), 1.5KE68A (Freescale Semiconductor, Inc.) and 5 more.

What NSN replaces 5961-01-289-4239?

There are 8 known substitutes for 5961-01-289-4239: 5910-00-270-5071, 4920-00-708-3087, 5330-00-989-6925 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1N6291A?

Key specifications for 1N6291A: Material: SILICON SEMICONDUCTOR; Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD; Features Provided: HERMETICALLY SEALED CASE; Material: GLASS ENCLOSURE. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com