PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1N458ASemiconductor Device,diode

Telcom Semiconductor Inc · NSN 5961-00-068-9142 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-068-9142 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-068-9142. Primary manufacturer part number: 1N458A.
Features
  • Semiconductor Device,diode — FSC 5961
  • Mounting Method: TERMINAL
  • Material: SILICON SEMICONDUCTOR
  • Voltage Rating in Volts Per Characteristic: 150.0 MAXIMUM REVERSE VOLTAGE, PEAK
  • Terminal Length: 1.250 INCHES MINIMUM IN
  • Power Rating Per Characteristic: 0.5 WATTS MAXIMUM TOTAL POWER DISSIPATION
  • Overall Diameter: 0.125 INCHES MAXIMUM IN
  • Current Rating Per Characteristic: 0.10 AMPERES MAXIMUM MAXIMUM REVERSE SURGE CURRENT
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 5961-00-068-9142, 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 Telcom Semiconductor Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-068-9142
Primary Part Number1N458A
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerTelcom Semiconductor Inc
StatusACTIVE
Mounting MethodTERMINAL
MaterialSILICON SEMICONDUCTOR
Voltage Rating in Volts Per Characteristic150.0 MAXIMUM REVERSE VOLTAGE, PEAK
Terminal Length1.250 INCHES MINIMUM IN
Power Rating Per Characteristic0.5 WATTS MAXIMUM TOTAL POWER DISSIPATION
Overall Diameter0.125 INCHES MAXIMUM IN
Current Rating Per Characteristic0.10 AMPERES MAXIMUM MAXIMUM REVERSE SURGE CURRENT
MaterialGLASS ENCLOSURE
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5961-00-113-7342 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-062-74741N3595-1 INTERCHANGEABLE
Semiconductor Device,diode
Microsemi Corp - Massachusetts
Cross-Reference Index
Part NumberManufacturer
1N458A Telcom Semiconductor Inc (USA)
1N458A Trw Electronics and Defense Sector Rf Devices (USA)
959527-1 Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis (USA)
1N458A Fairchild Semiconductor Corp Semiconductor Div Hq (USA)
1N458A Raytheon Company Dba Raytheon (USA)
1N458A Texas Instruments Incorporated (USA)
Related Parts
5961-00-113-7342INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-062-7474INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N3595-1

Frequently Asked Questions

What is NSN 5961-00-068-9142?

NSN 5961-00-068-9142 is a Semiconductor Device,diode, manufactured by Telcom Semiconductor Inc, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-068-9142?

NSN 5961-00-068-9142 has 6 cross-referenced part numbers: 1N458A (Telcom Semiconductor Inc), 1N458A (Trw Electronics and Defense Sector Rf Devices), 959527-1 (Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis), 1N458A (Fairchild Semiconductor Corp Semiconductor Div Hq), 1N458A (Raytheon Company Dba Raytheon) and 1 more.

What NSN replaces 5961-00-068-9142?

There are 2 known substitutes for 5961-00-068-9142: 5961-00-113-7342, 5961-01-062-7474. Verify interchangeability with system specifications before substitution.

What are the specifications of 1N458A?

Key specifications for 1N458A: Mounting Method: TERMINAL; Material: SILICON SEMICONDUCTOR; Voltage Rating in Volts Per Characteristic: 150.0 MAXIMUM REVERSE VOLTAGE, PEAK; Terminal Length: 1.250 INCHES MINIMUM IN. 10 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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