PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N499ATransistor

Solid State Devices, Inc · NSN 5961-01-136-9804 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-136-9804 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-136-9804. Primary manufacturer part number: 2N499A.
Features
  • Transistor — FSC 5961
  • 5 verified cross-references
  • Primary manufacturer: Solid State Devices, Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-136-9804, 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 Solid State Devices, Inc. This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameTransistor
FSC / FSG5961 — No Item Name Available (FSG 59)
ManufacturersE.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales (CAGE A00AM); Solid State Devices, Inc (CAGE 30043); Electronic Industries Association (CAGE 80131); Csr Industries Inc (CAGE 11058)
Technical Specifications
ParameterValue
NSN5961-01-136-9804
Primary Part Number2N499A
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerSolid State Devices, Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5961-00-840-7952 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
5961011369804 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
2N499A PRIMARY Solid State Devices, Inc (USA)
RELEASE3463 Electronic Industries Association
2N499A Csr Industries Inc (USA)
2N499A Electronic Industries Association
Related Parts
5961-00-840-7952INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-01-136-9804?

NSN 5961-01-136-9804 is a Transistor, manufactured by Solid State Devices, Inc, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-136-9804?

NSN 5961-01-136-9804 has 5 cross-referenced part numbers: 5961011369804 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), 2N499A (Solid State Devices, Inc), RELEASE3463 (Electronic Industries Association), 2N499A (Csr Industries Inc), 2N499A (Electronic Industries Association).

What NSN replaces 5961-01-136-9804?

There is 1 known substitute for 5961-01-136-9804: 5961-00-840-7952. Verify interchangeability with system specifications before substitution.

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