PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N2639Semiconductor Devic

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5961-00-403-4235 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-403-4235 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-403-4235. Primary manufacturer part number: 2N2639.
Features
  • Semiconductor Devic — FSC 5961
  • 2 verified cross-references
  • Primary manufacturer: Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Semiconductor Devic, cataloged under National Stock Number 5961-00-403-4235, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSemiconductor Devic
FSC / FSG5961 — No Item Name Available (FSG 59)
ManufacturersMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M (CAGE 81349)
Technical Specifications
ParameterValue
NSN5961-00-403-4235
Primary Part Number2N2639
Item NameSemiconductor Devic
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5961-00-104-8378 INTERCHANGEABLE
Semiconductor Devices,unitized
5961-00-126-1763341-0122-001 INTERCHANGEABLE
Semiconductor Devices,unitized
Honeywell International Inc. Dba Honeywell Div Aerospace ? Redmond Commercial
5961-00-179-4366 INTERCHANGEABLE
Semiconductor Devices,unitized
5961-00-781-3328 INTERCHANGEABLE
Semiconductor Devices,unitized
5961-00-949-7342 INTERCHANGEABLE
Semiconductor Devices,unitized
5961-01-076-0451SD1713H INTERCHANGEABLE
Semiconductor Devices,unitized
District of Columbia Government Corrections Dept Industrial Div
5961-01-335-8187 INTERCHANGEABLE
Semiconductor Devices,unitized
Cross-Reference Index
Part NumberManufacturer
2N2639 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILS19500-316 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5961-00-104-8378INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
5961-00-126-1763INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
341-0122-001
5961-00-179-4366INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
5961-00-781-3328INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
5961-00-949-7342INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
5961-01-076-0451INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
SD1713H
5961-01-335-8187INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED

Frequently Asked Questions

What is NSN 5961-00-403-4235?

NSN 5961-00-403-4235 is a Semiconductor Devic, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-403-4235?

NSN 5961-00-403-4235 has 2 cross-referenced part numbers: 2N2639 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILS19500-316 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5961-00-403-4235?

There are 7 known substitutes for 5961-00-403-4235: 5961-00-104-8378, 5961-00-126-1763, 5961-00-179-4366 and 4 more. Verify interchangeability with system specifications before substitution.

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