PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40321Transistor

Renesas Electronics America Inc · NSN 5961-00-486-6969 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-486-6969 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-486-6969. Primary manufacturer part number: 40321.
Features
  • Transistor — FSC 5961
  • Mounting Method: TERMINAL
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Features Provided: HERMETICALLY SEALED CASE
  • Semiconductor Material: SILICON
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • Terminal Circle Diameter: 0.200 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-486-6969, 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 Renesas Electronics America Inc. Government technical data includes 11 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-486-6969
Primary Part Number40321
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerRenesas Electronics America Inc
StatusCANCELLED
Mounting MethodTERMINAL
Terminal Length0.500 INCHES MINIMUM IN
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Features ProvidedHERMETICALLY SEALED CASE
Semiconductor MaterialSILICON
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Overall Diameter0.350 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
Current Rating Per Characteristic0.50 AMPERES MAXIMUM BASE CURRENT, DC AND 1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Voltage Rating in Volts Per Characteristic300.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, WITH SPECIFIED RESISTANCE BETWEEN BASE AND EMITTER AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Internal ConfigurationJUNCTION CONTACT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-007-0045 INTERCHANGEABLE
Transformer,power
5330-00-097-6457 INTERCHANGEABLE
Seal
3110-00-144-8622 INTERCHANGEABLE
Bearing,ball,annular
7510-00-181-75515035 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
Valley Industrial Products Inc
5961-00-225-329418-197-2 INTERCHANGEABLE
Transistor
Raytheon Company Dba Raytheon Co
3040-00-333-52714032-1 INTERCHANGEABLE
Connecting Link,rigid
Tyee Aircraft Inc Div Tyee Aircraft
5330-00-395-182237007-11 INTERCHANGEABLE
Gasket
Woodward, Inc. Div Fuel Systems and Controls
8145-00-540-176213414-046 INTERCHANGEABLE
Shipping and Storage Container,m
Naval Inventory Control Point
5310-00-727-653003157 INTERCHANGEABLE
Nut,plain,knurled
Defense Logistics Agency Dba Defense Supply Center Philadelphia
5330-01-049-582518165 INTERCHANGEABLE
Seal Ring,metal
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
18-165 Raytheon Company Div Corp (USA)
263-15-00061 L3 Aviation Products, Inc. Dba L3 Technologies (USA)
40321 PRIMARY Renesas Electronics America Inc (USA)
81-127 West Cap Arizona (USA)
18+165 Raytheon Company Div Corp (USA)
054-3-01-044 L3 Aviation Products, Inc. Dba L3 Technologies (USA)
18-165 Raytheon Company Dba Raytheon Co (USA)
Related Parts
5950-00-007-0045INTERCHANGEABLE
TRANSFORMER,POWER
5330-00-097-6457INTERCHANGEABLE
SEAL
3110-00-144-8622INTERCHANGEABLE
BEARING,BALL,ANNULAR
7510-00-181-7551INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
5035
5961-00-225-3294INTERCHANGEABLE
TRANSISTOR
18-197-2
3040-00-333-5271INTERCHANGEABLE
CONNECTING LINK,RIGID
4032-1
5330-00-395-1822INTERCHANGEABLE
GASKET
37007-11
8145-00-540-1762INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,M
13414-046
5310-00-727-6530INTERCHANGEABLE
NUT,PLAIN,KNURLED
03157
5330-01-049-5825INTERCHANGEABLE
SEAL RING,METAL
18165
4820-01-061-6539INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
40321-003
5950-01-160-2246INTERCHANGEABLE
TRANSFORMER,POWER
13152914-1

Frequently Asked Questions

What is NSN 5961-00-486-6969?

NSN 5961-00-486-6969 is a Transistor, manufactured by Renesas Electronics America Inc, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-486-6969?

NSN 5961-00-486-6969 has 7 cross-referenced part numbers: 18-165 (Raytheon Company Div Corp), 263-15-00061 (L3 Aviation Products, Inc. Dba L3 Technologies), 40321 (Renesas Electronics America Inc), 81-127 (West Cap Arizona), 18+165 (Raytheon Company Div Corp) and 2 more.

What NSN replaces 5961-00-486-6969?

There are 12 known substitutes for 5961-00-486-6969: 5950-00-007-0045, 5330-00-097-6457, 3110-00-144-8622 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40321?

Key specifications for 40321: Overall Length: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN; Mounting Method: TERMINAL; Special Features: JUNCTION PATTERN ARRANGEMENT: NPN; Terminal Length: 0.500 INCHES MINIMUM IN. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-486-6969 still in active supply?

NSN 5961-00-486-6969 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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