PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1N4937Semiconductor Device Set

Freescale Semiconductor, Inc. · NSN 5961-00-160-1805 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-160-1805 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-160-1805. Primary manufacturer part number: 1N4937.
Features
  • Semiconductor Device Set — FSC 5961
  • Semiconductor Material: SILICON ALL SEMICONDUCTOR DEVICE DIODE
  • Function for Which Designed: MICROWAVE AND MIXER
  • Internal Configuration: JUNCTION CONTACT ALL SEMICONDUCTOR DEVICE DIODE
  • Overall Diameter: 0.215 INCHES MINIMUM AND 0.220 INCHES MAXIMUM ALL SEMICONDUCTOR DEVICE DIODE IN
  • Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS AMBIENT AIR ALL SEMICONDUCTOR DEVICE DIODE DEGC
  • Precious Material: GOLD
  • Current Rating Per Characteristic: 10.00 MILLIAMPERES MAXIMUM FORWARD CURRENT, DC ALL SEMICONDUCTOR DEVICE DIODE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Semiconductor Device Set, cataloged under National Stock Number 5961-00-160-1805, 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 14 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-160-1805
Primary Part Number1N4937
Item NameSemiconductor Device Set
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerFreescale Semiconductor, Inc.
StatusACTIVE
Semiconductor MaterialSILICON ALL SEMICONDUCTOR DEVICE DIODE
Function for Which DesignedMICROWAVE AND MIXER
Internal ConfigurationJUNCTION CONTACT ALL SEMICONDUCTOR DEVICE DIODE
Overall Diameter0.215 INCHES MINIMUM AND 0.220 INCHES MAXIMUM ALL SEMICONDUCTOR DEVICE DIODE IN
Maximum Operating Temp Per Measurement Point150.0 CELSIUS AMBIENT AIR ALL SEMICONDUCTOR DEVICE DIODE DEGC
Precious MaterialGOLD
Current Rating Per Characteristic10.00 MILLIAMPERES MAXIMUM FORWARD CURRENT, DC ALL SEMICONDUCTOR DEVICE DIODE
Features ProvidedBURN IN
Internal Junction ConfigurationPN ALL SEMICONDUCTOR DEVICE DIODE
Mounting MethodPRESS FIT ALL SEMICONDUCTOR DEVICE DIODE
Component Function RelationshipMATCHED
Specification/standard Data18876-10658352 MANUFACTURERS SOURCE CONTROL
Terminal Type and Quantity2 PIN ALL SEMICONDUCTOR DEVICE DIODE
Component Name and Quantity4 SEMICONDUCTOR DEVICE DIODE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5961-00-160-178710658371 INTERCHANGEABLE
Semiconductor Device,diode
Us Army Aviation and Missile Command
5961-00-427-0430 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-043-4780 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-063-3213 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-107-6772 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-112-1828 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-682-82081N4937 INTERCHANGEABLE
Semiconductor Device,diode
Vishay Dale Electronics, Llc Div Vishay Americas
Cross-Reference Index
Part NumberManufacturer
1N4937 Freescale Semiconductor, Inc. (USA)
UX4932MR4 Semi-General, Inc. Dba Semigen (USA)
10658352 Us Army Aviation and Missile Command (USA)
03E04937 Hekimian Laboratories Inc (USA)
UX4932MR4 Micrometrics Inc (USA)
1N78EMR4 Skyworks Solutions, Inc. (USA)
5-0078-64 Skyworks Solutions, Inc. (USA)
50-464-074 Tlt-Babcock, Inc. (USA)
MA4932MR4 Cobham Advanced Electronic Solutions Inc. (USA)
Related Parts
5961-00-160-1787INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
10658371
5961-00-427-0430INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-043-4780INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-063-3213INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-107-6772INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-112-1828INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-682-8208INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N4937

Frequently Asked Questions

What is NSN 5961-00-160-1805?

NSN 5961-00-160-1805 is a Semiconductor Device Set, manufactured by Freescale Semiconductor, Inc., classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-160-1805?

NSN 5961-00-160-1805 has 9 cross-referenced part numbers: 1N4937 (Freescale Semiconductor, Inc.), UX4932MR4 (Semi-General, Inc. Dba Semigen), 10658352 (Us Army Aviation and Missile Command), 03E04937 (Hekimian Laboratories Inc), UX4932MR4 (Micrometrics Inc) and 4 more.

What NSN replaces 5961-00-160-1805?

There are 7 known substitutes for 5961-00-160-1805: 5961-00-160-1787, 5961-00-427-0430, 5961-01-043-4780 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1N4937?

Key specifications for 1N4937: Semiconductor Material: SILICON ALL SEMICONDUCTOR DEVICE DIODE; Function for Which Designed: MICROWAVE AND MIXER; Internal Configuration: JUNCTION CONTACT ALL SEMICONDUCTOR DEVICE DIODE; Special Features: TWO OF THE FOUR DIODES WILL BE FORWARD DIODES AND TWO WILL BE REVERSE DIODES. 16 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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