PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1N963BSemiconductor Device,diode

Freescale Semiconductor, Inc. · NSN 5961-00-370-1649 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-370-1649 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-370-1649. Primary manufacturer part number: 1N963B.
Features
  • Semiconductor Device,diode — FSC 5961
  • Mounting Method: TERMINAL
  • Features Provided: HERMETICALLY SEALED CASE
  • Power Rating Per Characteristic: 400.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
  • Overall Diameter: 0.096 INCHES NOMINAL IN
  • Terminal Length: 1.000 INCHES MINIMUM IN
  • Voltage Rating in Volts Per Characteristic: 12.0 MAXIMUM NOMINAL REGULATOR VOLTAGE
  • Current Rating Per Characteristic: 10.00 MILLIAMPERES 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 5961-00-370-1649, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-370-1649
Primary Part Number1N963B
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerFreescale Semiconductor, Inc.
StatusACTIVE
Mounting MethodTERMINAL
Features ProvidedHERMETICALLY SEALED CASE
Power Rating Per Characteristic400.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Overall Diameter0.096 INCHES NOMINAL IN
Terminal Length1.000 INCHES MINIMUM IN
Voltage Rating in Volts Per Characteristic12.0 MAXIMUM NOMINAL REGULATOR VOLTAGE
Current Rating Per Characteristic10.00 MILLIAMPERES MAXIMUM MAXIMUM REVERSE SURGE CURRENT
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
MaterialSILICON SEMICONDUCTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5961-00-246-63221N963B INTERCHANGEABLE
Semiconductor Device,diode
Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp
5961-00-402-73711820957-2 INTERCHANGEABLE
Semiconductor Device,diode
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5961-00-892-1009 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-998-3666 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
1N963B Freescale Semiconductor, Inc. (USA)
1N963B Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA)
1N963B Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
Related Parts
5961-00-246-6322INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N963B
5961-00-402-7371INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1820957-2
5961-00-892-1009INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-998-3666INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-00-370-1649?

NSN 5961-00-370-1649 is a Semiconductor Device,diode, manufactured by Freescale Semiconductor, Inc., classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-370-1649?

NSN 5961-00-370-1649 has 3 cross-referenced part numbers: 1N963B (Freescale Semiconductor, Inc.), 1N963B (Northrop Grumman Systems Corporation Div Es Defensive Systems Division), 1N963B (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).

What NSN replaces 5961-00-370-1649?

There are 4 known substitutes for 5961-00-370-1649: 5961-00-246-6322, 5961-00-402-7371, 5961-00-892-1009 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1N963B?

Key specifications for 1N963B: Mounting Method: TERMINAL; Features Provided: HERMETICALLY SEALED CASE; Overall Length: 0.265 INCHES NOMINAL IN; Power Rating Per Characteristic: 400.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION. 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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