PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

IN4001Semiconductor Device,diode

Vishay · NSN 5961-00-921-3781 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-921-3781 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-921-3781. Primary manufacturer part number: IN4001.
Features
  • Semiconductor Device,diode — FSC 5961
  • Specification/standard Data: 80131-RELEASE4190 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
  • Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR DEGC
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: DO-41
  • Current Rating Per Characteristic: 30.00 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
  • Overall Diameter: 0.080 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN
  • Mounting Method: TERMINAL
  • Features Provided: HERMETICALLY SEALED CASE
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 5961-00-921-3781, 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 Vishay. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 45 commercial cross-references from 42 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-921-3781
Primary Part NumberIN4001
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerVishay
StatusCANCELLED
Specification/standard Data80131-RELEASE4190 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Maximum Operating Temp Per Measurement Point175.0 CELSIUS AMBIENT AIR DEGC
Joint Electronic Device Engineering Council/jedec/case Outline DesignationDO-41
Current Rating Per Characteristic30.00 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
Overall Diameter0.080 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN
Mounting MethodTERMINAL
Features ProvidedHERMETICALLY SEALED CASE
Voltage Rating in Volts Per Characteristic50.0 MAXIMUM REVERSE VOLTAGE, PEAK
Terminal Length1.100 INCHES NOMINAL IN
MaterialSILICON SEMICONDUCTOR
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
MaterialGLASS ENCLOSURE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2840-00-021-7661505104 INTERCHANGEABLE
Housing,gearbox,turbine Engine
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5961-00-087-0049 INTERCHANGEABLE
Semiconductor Device,diode
4310-00-202-185675726 INTERCHANGEABLE
Ring,piston
Kaydon Ring & Seal Inc Dba Skf Precision Technologies
5961-00-278-9620 INTERCHANGEABLE
Semiconductor Device,diode
9390-00-298-9620135923 INTERCHANGEABLE
Wick
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
5315-00-309-1467528078 INTERCHANGEABLE
Pin,hollow
Goodrich Corporation
6515-00-335-7900505104 INTERCHANGEABLE
Forceps,laryngeal
Teleflex Medical Incorporated Dba Teleflex Medical Inc
2530-00-426-1027505104 INTERCHANGEABLE
Oil Seal Assembly
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
5305-00-427-6750SS845-2007644 PIECE 14 INTERCHANGEABLE
Screw,cap,socket Head
Naval Ship Systems Command
6740-00-438-5762456714 INTERCHANGEABLE
Roll Assembly,rack
Eastman Kodak Co
Cross-Reference Index
Part NumberManufacturer
IN4001 Vishay (GBR)
1N4001 Freescale Semiconductor, Inc. (USA)
0482-0026 Bayly Networks, Inc. Dba Coastcom Networks (USA)
425-3013 Nimikkeistokeskus Ncb Finland (FIN)
1N4001 Sterling Electronics Inc (USA)
2L5532-101-12 Hensoldt Sensors Gmbh Div Seps (DEU)
320102 Datron World Communications, Inc. (USA)
019-003420 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
353-6442-010 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
D2 80-07-4000 Electro Automat Ltd (GBR)
915266J Racal Communications Systems Ltd (GBR)
6407141 Embraer S.a. (BRA)
2600002501 Schlumberger Industries (GBR)
RELEASE4190 Electronic Industries Association
15-960-990-00 Facit Ab Eack (SWE)
1N4001 Tkms Atlas Elektronik Gmbh (DEU)
456 714 Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company (USA)
12004380 Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA)
1N4001 Electronic Industries Association
118260-1074 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Related Parts
2840-00-021-7661INTERCHANGEABLE
HOUSING,GEARBOX,TURBINE ENGINE
505104
5961-00-087-0049INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
4310-00-202-1856INTERCHANGEABLE
RING,PISTON
75726
5961-00-278-9620INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
9390-00-298-9620INTERCHANGEABLE
WICK
135923
5315-00-309-1467INTERCHANGEABLE
PIN,HOLLOW
528078
6515-00-335-7900INTERCHANGEABLE
FORCEPS,LARYNGEAL
505104
2530-00-426-1027INTERCHANGEABLE
OIL SEAL ASSEMBLY
505104
5305-00-427-6750INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
SS845-2007644 PIECE 14
6740-00-438-5762INTERCHANGEABLE
ROLL ASSEMBLY,RACK
456714
5961-00-458-8675INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
110-65-1
5961-00-465-4405INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N4005G

Frequently Asked Questions

What is NSN 5961-00-921-3781?

NSN 5961-00-921-3781 is a Semiconductor Device,diode, manufactured by Vishay, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-921-3781?

NSN 5961-00-921-3781 has 45 cross-referenced part numbers: IN4001 (Vishay), 1N4001 (Freescale Semiconductor, Inc.), 0482-0026 (Bayly Networks, Inc. Dba Coastcom Networks), 425-3013 (Nimikkeistokeskus Ncb Finland), 1N4001 (Sterling Electronics Inc) and 40 more.

What NSN replaces 5961-00-921-3781?

There are 12 known substitutes for 5961-00-921-3781: 2840-00-021-7661, 5961-00-087-0049, 4310-00-202-1856 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of IN4001?

Key specifications for IN4001: Specification/standard Data: 80131-RELEASE4190 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION; Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR DEGC; Joint Electronic Device Engineering Council/jedec/case Outline Designation: DO-41; Overall Length: 0.160 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-921-3781 still in active supply?

NSN 5961-00-921-3781 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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