PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SMD510645Transistor

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5961-00-999-7351 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-999-7351 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-999-7351. Primary manufacturer part number: SMD510645.
Features
  • Transistor — FSC 5961
  • Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS JUNCTION DEGC
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • Nominal Thread Size: 0.312 INCHES IN
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG AND 1 THREADED STUD
  • Internal Configuration: JUNCTION CONTACT
  • Mounting Facility Quantity: 1
  • Voltage Rating in Volts Per Characteristic: 115.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 100.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 15.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-999-7351, 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 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 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
NSN5961-00-999-7351
Primary Part NumberSMD510645
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusCANCELLED
Maximum Operating Temp Per Measurement Point175.0 CELSIUS JUNCTION DEGC
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Nominal Thread Size0.312 INCHES IN
Terminal Type and Quantity3 TAB, SOLDER LUG AND 1 THREADED STUD
Internal ConfigurationJUNCTION CONTACT
Mounting Facility Quantity1
Voltage Rating in Volts Per Characteristic115.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 100.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 15.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
Current Rating Per Characteristic10.00 MILLIAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT WITH SPECIFIED VOLTAGE AND 25.00 MILLIAMPERES MAXIMUM EMITTER CUTOFF CURRENT, DC, COLLECTOR OPEN
Overall Width Across Flats0.875 INCHES MAXIMUM IN
Power Rating Per Characteristic200.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Semiconductor MaterialSILICON
Thread Series DesignatorUNF
Features ProvidedHERMETICALLY SEALED CASE
Mounting MethodTHREADED STUD(S)
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5930-00-053-3053 INTERCHANGEABLE
Switch,sensitive
5120-00-061-854516410 INTERCHANGEABLE
Hammer,hand
Vaughan & Bushnell Manufacturing Company
2805-00-097-27411402961 INTERCHANGEABLE
Deflector,dirt and Liquid
Chrysler Realty Company Llc Dba Daimler Chrysler
3110-00-120-3086B-128 INTERCHANGEABLE
Bearing,roller,needle
Jtekt Bearings North America Llc Div Kbna - Ord 1
3110-00-155-6297 INTERCHANGEABLE
Bearing,ball,annular
5935-00-189-6332SCD40786 INTERCHANGEABLE
Connector,receptacle,electrical
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5999-00-249-6824S14-5837P2 INTERCHANGEABLE
Clip,electrical
Raytheon Company Dba Raytheon Co
6680-00-406-810416410 INTERCHANGEABLE
Gage,liquid Quantity,float Type
Provision, Inc. Dba Provision Inc
5945-00-423-3876S002016406 INTERCHANGEABLE
Armature,relay
Prestolite Electric Inc
5365-00-488-66191-64-04 INTERCHANGEABLE
Ring,externally Threaded
Mission Systems Orchard Park Inc
Cross-Reference Index
Part NumberManufacturer
164-10 Westinghouse Electric Corp Semiconductor Div (USA)
SMD510645 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
164-09 Westinghouse Electric Corp Semiconductor Div (USA)
SPT2770 Solid State Devices, Inc (USA)
SPC3004 Api Electronics, Inc. Dba Api Technologies Corp Div Api Technologies - Spectrum Microwave (USA)
842-164-09 Ametek Programmable Power, Inc. (USA)
842-164-10 Ametek Programmable Power, Inc. (USA)
SPC3004 Solid Power Corp (USA)
164-04 Westinghouse Electric Corp Semiconductor Div (USA)
164-06 Westinghouse Electric Corp Semiconductor Div (USA)
Related Parts
5930-00-053-3053INTERCHANGEABLE
SWITCH,SENSITIVE
5120-00-061-8545INTERCHANGEABLE
HAMMER,HAND
16410
2805-00-097-2741INTERCHANGEABLE
DEFLECTOR,DIRT AND LIQUID
1402961
3110-00-120-3086INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
B-128
3110-00-155-6297INTERCHANGEABLE
BEARING,BALL,ANNULAR
5935-00-189-6332INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
SCD40786
5999-00-249-6824INTERCHANGEABLE
CLIP,ELECTRICAL
S14-5837P2
6680-00-406-8104INTERCHANGEABLE
GAGE,LIQUID QUANTITY,FLOAT TYPE
16410
5945-00-423-3876INTERCHANGEABLE
ARMATURE,RELAY
S002016406
5365-00-488-6619INTERCHANGEABLE
RING,EXTERNALLY THREADED
1-64-04
5330-00-495-7074INTERCHANGEABLE
GASKET
27666
6520-00-567-7000INTERCHANGEABLE
BRUSH,FIBER,ROTARY WHEEL
100-6103

Frequently Asked Questions

What is NSN 5961-00-999-7351?

NSN 5961-00-999-7351 is a Transistor, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-999-7351?

NSN 5961-00-999-7351 has 10 cross-referenced part numbers: 164-10 (Westinghouse Electric Corp Semiconductor Div), SMD510645 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 164-09 (Westinghouse Electric Corp Semiconductor Div), SPT2770 (Solid State Devices, Inc), SPC3004 (Api Electronics, Inc. Dba Api Technologies Corp Div Api Technologies - Spectrum Microwave) and 5 more.

What NSN replaces 5961-00-999-7351?

There are 12 known substitutes for 5961-00-999-7351: 5930-00-053-3053, 5120-00-061-8545, 2805-00-097-2741 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SMD510645?

Key specifications for SMD510645: Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS JUNCTION DEGC; Electrode Internally-Electrically Connected to Case: COLLECTOR; Nominal Thread Size: 0.312 INCHES IN; Terminal Type and Quantity: 3 TAB, SOLDER LUG AND 1 THREADED STUD. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-999-7351 still in active supply?

NSN 5961-00-999-7351 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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