PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1N5349BSemiconductor Device,diode

Lacon Electronic Gmbh · NSN 5961-00-689-1964 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-689-1964 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-689-1964. Primary manufacturer part number: 1N5349B.
Features
  • Semiconductor Device,diode — FSC 5961
  • Material: SILICON SEMICONDUCTOR
  • Features Provided: HERMETICALLY SEALED CASE
  • Mounting Method: TERMINAL
  • Voltage Rating in Volts Per Characteristic: 12.0 MAXIMUM NOMINAL REGULATOR VOLTAGE
  • Overall Diameter: 0.145 INCHES MAXIMUM IN
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS AMBIENT AIR DEGC
  • Power Rating Per Characteristic: 5.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
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 5961-00-689-1964, 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 Lacon Electronic Gmbh. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-689-1964
Primary Part Number1N5349B
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerLacon Electronic Gmbh
StatusACTIVE
MaterialSILICON SEMICONDUCTOR
Features ProvidedHERMETICALLY SEALED CASE
Mounting MethodTERMINAL
Voltage Rating in Volts Per Characteristic12.0 MAXIMUM NOMINAL REGULATOR VOLTAGE
Overall Diameter0.145 INCHES MAXIMUM IN
Maximum Operating Temp Per Measurement Point200.0 CELSIUS AMBIENT AIR DEGC
Power Rating Per Characteristic5.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
Terminal Length1.000 INCHES MINIMUM IN
MaterialGLASS ENCLOSURE
Current Rating Per Characteristic100.00 MILLIAMPERES MAXIMUM VOLTAGE REGULATOR DIODE CURRENT
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5330-00-066-128636815333 INTERCHANGEABLE
Gasket
Perkins Engines Inc
5961-00-135-4182 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-407-2445 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-439-5718353-6550-171 INTERCHANGEABLE
Semiconductor Device,diode
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
2840-00-736-4706430015 INTERCHANGEABLE
Bracket Assembly
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5910-01-035-5108 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
2925-01-121-07614068T45G02 INTERCHANGEABLE
Exciter,ignition
General Electric Company Dba Ge Aerospace
5815-01-123-6608430015 INTERCHANGEABLE
Fastener
Telemechanics Inc
5330-01-336-9523P40356 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
Ramrod Industries Llc
5340-01-579-8595 INTERCHANGEABLE
Bracket,mounting
Cross-Reference Index
Part NumberManufacturer
1N5349B Lacon Electronic Gmbh (DEU)
9001769 H & E Venture, Llc (USA)
348013 American Telephone and Telegraph Co (USA)
RELEASE5750 Electronic Industries Association
353-6550-170 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
14058-017 Transtel Communications Ltd (GBR)
353-6550-170 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
430015 Syqwest Llc (USA)
348013 Lucent Technologies Inc Corporate Headquarters (USA)
12660 Nice Cti Systems Uk Ltd (GBR)
SK3393 Renesas Electronics America Inc (USA)
1N5349BA Adelco Elektronik Gmbh (DEU)
1N5349 Freescale Semiconductor, Inc. (USA)
1N5349B Freescale Semiconductor, Inc. (USA)
1N5349B Electronic Industries Association
1N5349B Adelco Elektronik Gmbh (DEU)
Related Parts
5330-00-066-1286INTERCHANGEABLE
GASKET
36815333
5961-00-135-4182INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-407-2445INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-439-5718INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
353-6550-171
2840-00-736-4706INTERCHANGEABLE
BRACKET ASSEMBLY
430015
5910-01-035-5108INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
2925-01-121-0761INTERCHANGEABLE
EXCITER,IGNITION
4068T45G02
5815-01-123-6608INTERCHANGEABLE
FASTENER
430015
5330-01-336-9523INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
P40356
5340-01-579-8595INTERCHANGEABLE
BRACKET,MOUNTING

Frequently Asked Questions

What is NSN 5961-00-689-1964?

NSN 5961-00-689-1964 is a Semiconductor Device,diode, manufactured by Lacon Electronic Gmbh, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-689-1964?

NSN 5961-00-689-1964 has 16 cross-referenced part numbers: 1N5349B (Lacon Electronic Gmbh), 9001769 (H & E Venture, Llc), 348013 (American Telephone and Telegraph Co), RELEASE5750 (Electronic Industries Association), 353-6550-170 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems) and 11 more.

What NSN replaces 5961-00-689-1964?

There are 10 known substitutes for 5961-00-689-1964: 5330-00-066-1286, 5961-00-135-4182, 5961-00-407-2445 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1N5349B?

Key specifications for 1N5349B: Material: SILICON SEMICONDUCTOR; Features Provided: HERMETICALLY SEALED CASE; Mounting Method: TERMINAL; Overall Length: 0.350 INCHES MAXIMUM IN. 12 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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