PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1N645Semiconductor Device,diode

Bkc Semiconductors Inc · NSN 5961-01-382-7891 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-382-7891 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-382-7891. Primary manufacturer part number: 1N645.
Features
  • Semiconductor Device,diode — FSC 5961
  • Mounting Method: TERMINAL
  • Overall Diameter: 0.090 INCHES MAXIMUM IN
  • Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD
  • Material: SILICON SEMICONDUCTOR
  • Voltage Rating in Volts Per Characteristic: 225.0 MINIMUM REVERSE VOLTAGE, PEAK
  • Current Rating Per Characteristic: 15.00 MICROAMPERES MAXIMUM REVERSE CURRENT, DC
  • 30 verified cross-references
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 5961-01-382-7891, 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 Bkc Semiconductors Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 30 commercial cross-references from 21 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
NSN5961-01-382-7891
Primary Part Number1N645
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerBkc Semiconductors Inc
StatusACTIVE
Mounting MethodTERMINAL
Overall Diameter0.090 INCHES MAXIMUM IN
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
MaterialSILICON SEMICONDUCTOR
Voltage Rating in Volts Per Characteristic225.0 MINIMUM REVERSE VOLTAGE, PEAK
Current Rating Per Characteristic15.00 MICROAMPERES MAXIMUM REVERSE CURRENT, DC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-085-69531N645-1 INTERCHANGEABLE
Semiconductor Device,diode
Microsemi Corp - Massachusetts
5961-00-087-6047 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-123-8436 INTERCHANGEABLE
Semiconductor Device,diode
2805-00-332-36651404721 INTERCHANGEABLE
Insert,engine Valve Seat
Chrysler Realty Company Llc Dba Daimler Chrysler
5961-00-400-9854353-2607-001 INTERCHANGEABLE
Semiconductor Device,diode
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
6605-00-406-850616425 INTERCHANGEABLE
Adapter Assembly,compass
Chicago Steel Tape Co Inc Berger Instruments Co Inc
5961-00-415-28211489274-0000 INTERCHANGEABLE
Semiconductor Device,diode
Honeywell International Inc. Dba Honeywell International
5961-00-466-28681N645 INTERCHANGEABLE
Semiconductor Device,diode
Texas Instruments Incorporated
5961-00-577-6084 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-617-4347117257-001 INTERCHANGEABLE
Semiconductor Device,diode
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
Cross-Reference Index
Part NumberManufacturer
1N645 Stmicroelectronics Sa (FRA)
01209648 Thales Dms France SAS (FRA)
BA10504 Cs Group - France (FRA)
008101002 Nokia Networks France (FRA)
16425 Gdi Simulation (FRA)
P4H020510-39 Radio Frequency Systems France (FRA)
1N645 PRIMARY Bkc Semiconductors Inc (USA)
661838-001 Goodrich Actuation Systems SAS (FRA)
A44-21800-018 Sfim Industries (FRA)
414-00151-032 Safran Electronics & Defense (FRA)
2675527250 Thales Avs France SAS (FRA)
414-151-32 Safran (FRA)
P4H020510-39 Alcatel Cit (departement Commutation) (FRA)
928212 Bull SAS (FRA)
661838-001 Lucas France Sa Div Aerospace France (FRA)
57540-010-1 Magneti Marelli France (FRA)
1N645 Itt Composants Et Instruments Div Semiconducteurs Intermetall Sa (FRA)
871001645 Safran Electrical & Power (FRA)
414-00151-032 Safran (FRA)
D307001C Safran Electrical & Power Chatou SAS (FRA)
Related Parts
5961-00-085-6953INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N645-1
5961-00-087-6047INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-123-8436INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
2805-00-332-3665INTERCHANGEABLE
INSERT,ENGINE VALVE SEAT
1404721
5961-00-400-9854INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
353-2607-001
6605-00-406-8506INTERCHANGEABLE
ADAPTER ASSEMBLY,COMPASS
16425
5961-00-415-2821INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1489274-0000
5961-00-466-2868INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N645
5961-00-577-6084INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-617-4347INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
117257-001
5961-00-626-0041INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
6625-00-684-3144INTERCHANGEABLE
METER,ARBITRARY SCALE

Frequently Asked Questions

What is NSN 5961-01-382-7891?

NSN 5961-01-382-7891 is a Semiconductor Device,diode, manufactured by Bkc Semiconductors Inc, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-382-7891?

NSN 5961-01-382-7891 has 30 cross-referenced part numbers: 1N645 (Stmicroelectronics Sa), 01209648 (Thales Dms France SAS), BA10504 (Cs Group - France), 008101002 (Nokia Networks France), 16425 (Gdi Simulation) and 25 more.

What NSN replaces 5961-01-382-7891?

There are 12 known substitutes for 5961-01-382-7891: 5961-00-085-6953, 5961-00-087-6047, 5961-00-123-8436 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1N645?

Key specifications for 1N645: Mounting Method: TERMINAL; Overall Diameter: 0.090 INCHES MAXIMUM IN; Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD; Material: SILICON SEMICONDUCTOR. 7 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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