PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MA40811Semiconductor Device,diode

Cobham Advanced Electronic Solutions Inc. · NSN 5961-00-485-8780 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-485-8780 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-485-8780. Primary manufacturer part number: MA40811.
Features
  • Semiconductor Device,diode — FSC 5961
  • Material: GLASS ENCLOSURE
  • Material: SILICON SEMICONDUCTOR
  • Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD
  • Mounting Method: TERMINAL
  • Maximum Operating Temp Per Measurement Point: 100.0 CELSIUS AMBIENT AIR DEGC
  • Terminal Length: 1.000 INCHES MINIMUM IN
  • Overall Diameter: 0.080 INCHES MAXIMUM IN
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
  • Applications requiring Glass Enclosure construction
General Description

The Semiconductor Device,diode, cataloged under National Stock Number 5961-00-485-8780, 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 Cobham Advanced Electronic Solutions Inc.. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-485-8780
Primary Part NumberMA40811
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerCobham Advanced Electronic Solutions Inc.
StatusACTIVE
MaterialGLASS ENCLOSURE
MaterialSILICON SEMICONDUCTOR
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Maximum Operating Temp Per Measurement Point100.0 CELSIUS AMBIENT AIR DEGC
Terminal Length1.000 INCHES MINIMUM IN
Overall Diameter0.080 INCHES MAXIMUM IN
Voltage Rating in Volts Per Characteristic4.00 MINIMUM BREAKDOWN VOLTAGE, DC AND 0.65 MAXIMUM FORWARD VOLTAGE, DC
Current Rating Per Characteristic0.10 MICROAMPERES MAXIMUM REVERSE CURRENT, DC
Features ProvidedHERMETICALLY SEALED CASE
Power Rating Per Characteristic100.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Test Data Document96214-532245 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5961-00-123-5775294-334286-000 INTERCHANGEABLE
Semiconductor Device Set
Cmc Electronics Inc
5340-00-132-1655532245-1 INTERCHANGEABLE
Retainer,helical Compression Spr
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
5961-00-497-4091 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
MA40811 Cobham Advanced Electronic Solutions Inc. (USA)
A2X278 Fei Microwave Inc (USA)
5082-2077 Hewlett-Packard Company Dba HP (USA)
532245-1 Raytheon Company Dba Raytheon (USA)
HP5082-2077 Hewlett-Packard Company Dba HP (USA)
QSCH-0824 Hewlett-Packard Company Dba HP (USA)
T1V305 Texas Instruments Incorporated (USA)
Related Parts
5961-00-123-5775INTERCHANGEABLE
SEMICONDUCTOR DEVICE SET
294-334286-000
5340-00-132-1655INTERCHANGEABLE
RETAINER,HELICAL COMPRESSION SPR
532245-1
5961-00-497-4091INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-00-485-8780?

NSN 5961-00-485-8780 is a Semiconductor Device,diode, manufactured by Cobham Advanced Electronic Solutions Inc., classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-485-8780?

NSN 5961-00-485-8780 has 7 cross-referenced part numbers: MA40811 (Cobham Advanced Electronic Solutions Inc.), A2X278 (Fei Microwave Inc), 5082-2077 (Hewlett-Packard Company Dba HP), 532245-1 (Raytheon Company Dba Raytheon), HP5082-2077 (Hewlett-Packard Company Dba HP) and 2 more.

What NSN replaces 5961-00-485-8780?

There are 3 known substitutes for 5961-00-485-8780: 5961-00-123-5775, 5340-00-132-1655, 5961-00-497-4091. Verify interchangeability with system specifications before substitution.

What are the specifications of MA40811?

Key specifications for MA40811: Material: GLASS ENCLOSURE; Material: SILICON SEMICONDUCTOR; Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD; Mounting Method: TERMINAL. 13 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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