PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LRG221N3901Semiconductor Device,diode

Hensoldt Sensors Gmbh Div Seps · NSN 5961-01-073-3785 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-073-3785 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-073-3785. Primary manufacturer part number: LRG221N3901.
Features
  • Semiconductor Device,diode — FSC 5961
  • Terminal Type and Quantity: 1 TAB, SOLDER LUG AND 1 THREADED STUD
  • Overall Width Across Flats: 0.667 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN
  • Specification/standard Data: 80131-RELEASE3944 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS CASE DEGC
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: D0-5
  • Terminal Length: 0.550 INCHES NOMINAL IN
  • Mounting Method: TERMINAL
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 5961-01-073-3785, 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 Hensoldt Sensors Gmbh Div Seps. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-073-3785
Primary Part NumberLRG221N3901
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerHensoldt Sensors Gmbh Div Seps
StatusACTIVE
Terminal Type and Quantity1 TAB, SOLDER LUG AND 1 THREADED STUD
Overall Width Across Flats0.667 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN
Specification/standard Data80131-RELEASE3944 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Maximum Operating Temp Per Measurement Point150.0 CELSIUS CASE DEGC
Joint Electronic Device Engineering Council/jedec/case Outline DesignationD0-5
Terminal Length0.550 INCHES NOMINAL IN
Mounting MethodTERMINAL
MaterialSILICON SEMICONDUCTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-135-8613 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-172-7865 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-194-9074 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-350-1470 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-463-7171 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-472-1103 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-487-81311N3889 INTERCHANGEABLE
Semiconductor Device,diode
Palomar Products, Inc.
5961-00-491-44011N3909 INTERCHANGEABLE
Semiconductor Device,diode
Palomar Products, Inc.
5961-00-903-74771N3911 INTERCHANGEABLE
Semiconductor Device,diode
Westinghouse Electric Corp
5961-01-056-5017UFR3120 INTERCHANGEABLE
Semiconductor Device,diode
Micro Uspd Inc
Cross-Reference Index
Part NumberManufacturer
LRG221N3901 Hensoldt Sensors Gmbh Div Seps (DEU)
RELEASE3944 Electronic Industries Association
588097-3 Raytheon Company (USA)
1N3901 Motorola Inc. Dba Integrated Information Systems Group (USA)
588097-3 Raytheon Company Dba Raytheon Co (USA)
FBL-00-207 Veeco Instruments Inc Lambda Div (USA)
1N3901 Electronic Industries Association
1N3901 Freescale Semiconductor, Inc. (USA)
588097-3 Raytheon Company Div Corp (USA)
Related Parts
5961-00-135-8613INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-172-7865INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-194-9074INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-350-1470INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-463-7171INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-472-1103INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-487-8131INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N3889
5961-00-491-4401INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N3909
5961-00-903-7477INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N3911
5961-01-056-5017INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
UFR3120
5961-01-084-4072INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-132-0036INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-01-073-3785?

NSN 5961-01-073-3785 is a Semiconductor Device,diode, manufactured by Hensoldt Sensors Gmbh Div Seps, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-073-3785?

NSN 5961-01-073-3785 has 9 cross-referenced part numbers: LRG221N3901 (Hensoldt Sensors Gmbh Div Seps), RELEASE3944 (Electronic Industries Association), 588097-3 (Raytheon Company), 1N3901 (Motorola Inc. Dba Integrated Information Systems Group), 588097-3 (Raytheon Company Dba Raytheon Co) and 4 more.

What NSN replaces 5961-01-073-3785?

There are 12 known substitutes for 5961-01-073-3785: 5961-00-135-8613, 5961-00-172-7865, 5961-00-194-9074 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LRG221N3901?

Key specifications for LRG221N3901: Terminal Type and Quantity: 1 TAB, SOLDER LUG AND 1 THREADED STUD; Overall Width Across Flats: 0.667 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN; Specification/standard Data: 80131-RELEASE3944 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Overall Length: 0.450 INCHES NOMINAL IN. 9 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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