PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1N256Semiconductor Device,diode

Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp · NSN 5961-00-543-9365 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-543-9365 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-543-9365. Primary manufacturer part number: 1N256.
Features
  • Semiconductor Device,diode — FSC 5961
  • Terminal Type and Quantity: 1 TAB, SOLDER LUG
  • Features Provided: HERMETICALLY SEALED CASE
  • Material: SILICON SEMICONDUCTOR
  • 7 verified cross-references
  • Primary manufacturer: Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp
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 5961-00-543-9365, 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 Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp. Government technical data includes 3 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: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-543-9365
Primary Part Number1N256
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerGilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp
StatusCANCELLED
Terminal Type and Quantity1 TAB, SOLDER LUG
Features ProvidedHERMETICALLY SEALED CASE
MaterialSILICON SEMICONDUCTOR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5961-00-518-4499 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-825-8867 INTERCHANGEABLE
Semiconductor Device,diode
5325-00-923-6731 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
528-26REVCPCP50012603 L3 Technologies, Inc. Div L3 Keo (USA)
1N256 Electronic Industries Association
68-40500-1504 Elbitamerica, Inc. (USA)
1N256 Entron Industries Limited Partnership Dba Entron Industries Property Div (USA)
P50012-603 L3 Technologies, Inc. Div L3 Keo (USA)
68-40500-1501PC1N256 Elbitamerica, Inc. (USA)
1N256 PRIMARY Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp (USA)
Related Parts
5961-00-518-4499INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-825-8867INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5325-00-923-6731INTERCHANGEABLE
RING,RETAINING

Frequently Asked Questions

What is NSN 5961-00-543-9365?

NSN 5961-00-543-9365 is a Semiconductor Device,diode, manufactured by Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-543-9365?

NSN 5961-00-543-9365 has 7 cross-referenced part numbers: 528-26REVCPCP50012603 (L3 Technologies, Inc. Div L3 Keo), 1N256 (Electronic Industries Association), 68-40500-1504 (Elbitamerica, Inc.), 1N256 (Entron Industries Limited Partnership Dba Entron Industries Property Div), P50012-603 (L3 Technologies, Inc. Div L3 Keo) and 2 more.

What NSN replaces 5961-00-543-9365?

There are 3 known substitutes for 5961-00-543-9365: 5961-00-518-4499, 5961-00-825-8867, 5325-00-923-6731. Verify interchangeability with system specifications before substitution.

What are the specifications of 1N256?

Key specifications for 1N256: Terminal Type and Quantity: 1 TAB, SOLDER LUG; Features Provided: HERMETICALLY SEALED CASE; Special Features: MOUNTING MATERIAL INCL,2 MICA WASHERS,1 PHENOLIC WASHER (9/16 OD,3/16 ID),1 METAL WASHER,1 LUG,1 NUT; Material: SILICON SEMICONDUCTOR. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-543-9365 still in active supply?

NSN 5961-00-543-9365 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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