PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9999-5042-001Transistor

Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems · NSN 5961-01-397-7653 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-397-7653 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-397-7653. Primary manufacturer part number: 9999-5042-001.
Features
  • Transistor — FSC 5961
  • 3 verified cross-references
  • Primary manufacturer: Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-397-7653, 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 Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameTransistor
FSC / FSG5961 — No Item Name Available (FSG 59)
ManufacturersSolitron Devices, Inc. (CAGE 21845); Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (CAGE 50027); Renesas Electronics America Inc (CAGE 34371)
Technical Specifications
ParameterValue
NSN5961-01-397-7653
Primary Part Number9999-5042-001
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerUndersea Sensor Systems Inc Div Ultra Sonobuoy Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5961-00-760-1116537683-1 INTERCHANGEABLE
Transistor
Raytheon Company Dba Raytheon
5961-01-047-183410100781A INTERCHANGEABLE
Semiconductor Devices,unitized
Ballantine Laboratories Inc
6220-01-203-699940673 INTERCHANGEABLE
Housing,light
Grimes Aerospace Company
5342-01-204-18834.0673 INTERCHANGEABLE
Clip
Isringhausen, Inc.
5306-01-556-551812759-00528 INTERCHANGEABLE
Bolt,machine
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
40673 Solitron Devices, Inc. (USA)
9999-5042-001 PRIMARY Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA)
40673 Renesas Electronics America Inc (USA)
Related Parts
5961-00-760-1116INTERCHANGEABLE
TRANSISTOR
537683-1
5961-01-047-1834INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
10100781A
6220-01-203-6999INTERCHANGEABLE
HOUSING,LIGHT
40673
5342-01-204-1883INTERCHANGEABLE
CLIP
4.0673
5306-01-556-5518INTERCHANGEABLE
BOLT,MACHINE
12759-00528

Frequently Asked Questions

What is NSN 5961-01-397-7653?

NSN 5961-01-397-7653 is a Transistor, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-397-7653?

NSN 5961-01-397-7653 has 3 cross-referenced part numbers: 40673 (Solitron Devices, Inc.), 9999-5042-001 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems), 40673 (Renesas Electronics America Inc).

What NSN replaces 5961-01-397-7653?

There are 5 known substitutes for 5961-01-397-7653: 5961-00-760-1116, 5961-01-047-1834, 6220-01-203-6999 and 2 more. Verify interchangeability with system specifications before substitution.

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