PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4901-06-0990Transistor

Wavetek Rf Products, Inc · NSN 5961-00-621-7554 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-621-7554 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-621-7554. Primary manufacturer part number: 4901-06-0990.
Features
  • Transistor — FSC 5961
  • Power Rating Per Characteristic: 75.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Mounting Facility Quantity: 1
  • Material: PLASTIC ENCLOSURE
  • Current Rating Per Characteristic: 10.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 4.00 AMPERES MAXIMUM BASE CURRENT, DC
  • Transfer Ratio: 80.0 MAXIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
  • Maximum Operating Temp Per Measurement Point: 165.0 CELSIUS JUNCTION DEGC
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-220
Applications
  • Applications requiring Plastic Enclosure construction
General Description

The Transistor, cataloged under National Stock Number 5961-00-621-7554, 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 Wavetek Rf Products, Inc. Government technical data includes 12 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: Active.

Technical Specifications
ParameterValue
NSN5961-00-621-7554
Primary Part Number4901-06-0990
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerWavetek Rf Products, Inc
StatusACTIVE
Power Rating Per Characteristic75.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Mounting Facility Quantity1
MaterialPLASTIC ENCLOSURE
Current Rating Per Characteristic10.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 4.00 AMPERES MAXIMUM BASE CURRENT, DC
Transfer Ratio80.0 MAXIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
Maximum Operating Temp Per Measurement Point165.0 CELSIUS JUNCTION DEGC
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-220
Mounting MethodUNTHREADED HOLE(S)
Semiconductor MaterialSILICON
Internal ConfigurationJUNCTION CONTACT
Voltage Rating in Volts Per Characteristic70.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 8.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5950-00-553-554862983 INTERCHANGEABLE
Transformer,power
L3harris Technologies, Inc Div Space & Airborne Systems
2940-00-986-7596213984 INTERCHANGEABLE
Filter Element,fluid
Eaton Aerospace, Llc Dba Jackson South
5365-01-043-205763F629831401B00 INTERCHANGEABLE
Bushing,yoke
William Powell Company, the Dba Powell Valve Div the Starflo Corporation
Cross-Reference Index
Part NumberManufacturer
4901-06-0990 Wavetek Rf Products, Inc (USA)
62983 Renesas Electronics America Inc (USA)
RCA62983 Lockheed Martin Corporation Dba Lockheed Martin Simulation Training & Support (USA)
2N6099 Lacon Electronic Gmbh (DEU)
2N6099A Adelco Elektronik Gmbh (DEU)
2N6099 Renesas Electronics America Inc (USA)
2N6099 Adelco Elektronik Gmbh (DEU)
Related Parts
5950-00-553-5548INTERCHANGEABLE
TRANSFORMER,POWER
62983
2940-00-986-7596INTERCHANGEABLE
FILTER ELEMENT,FLUID
213984
5365-01-043-2057INTERCHANGEABLE
BUSHING,YOKE
63F629831401B00

Frequently Asked Questions

What is NSN 5961-00-621-7554?

NSN 5961-00-621-7554 is a Transistor, manufactured by Wavetek Rf Products, Inc, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-621-7554?

NSN 5961-00-621-7554 has 7 cross-referenced part numbers: 4901-06-0990 (Wavetek Rf Products, Inc), 62983 (Renesas Electronics America Inc), RCA62983 (Lockheed Martin Corporation Dba Lockheed Martin Simulation Training & Support), 2N6099 (Lacon Electronic Gmbh), 2N6099A (Adelco Elektronik Gmbh) and 2 more.

What NSN replaces 5961-00-621-7554?

There are 3 known substitutes for 5961-00-621-7554: 5950-00-553-5548, 2940-00-986-7596, 5365-01-043-2057. Verify interchangeability with system specifications before substitution.

What are the specifications of 4901-06-0990?

Key specifications for 4901-06-0990: Power Rating Per Characteristic: 75.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION; Mounting Facility Quantity: 1; Overall Height: 0.190 INCHES MAXIMUM IN; Overall Width: 0.420 INCHES MAXIMUM IN. 16 total characteristics are documented in the Federal Logistics Information System.

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