PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7900531-00Transistor

Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan · NSN 5961-00-465-8429 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-465-8429 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-465-8429. Primary manufacturer part number: 7900531-00.
Features
  • Transistor — FSC 5961
  • Current Rating Per Characteristic: 100.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Voltage Rating in Volts Per Characteristic: 40.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC WITH BASE SHORT-CIRCUITED TO EMITTER AND 10.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS JUNCTION DEGC
  • Overall Diameter: 0.219 INCHES NOMINAL IN
  • Features Provided: HERMETICALLY SEALED CASE
  • Power Rating Per Characteristic: 360.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-465-8429, 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 Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan. Government technical data includes 13 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-465-8429
Primary Part Number7900531-00
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerLockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
StatusACTIVE
Current Rating Per Characteristic100.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminal Length0.500 INCHES MINIMUM IN
Voltage Rating in Volts Per Characteristic40.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC WITH BASE SHORT-CIRCUITED TO EMITTER AND 10.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Maximum Operating Temp Per Measurement Point175.0 CELSIUS JUNCTION DEGC
Overall Diameter0.219 INCHES NOMINAL IN
Features ProvidedHERMETICALLY SEALED CASE
Power Rating Per Characteristic360.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Semiconductor MaterialSILICON
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Internal ConfigurationJUNCTION CONTACT
Mounting MethodTERMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5331-00-106-436225K60200 INTERCHANGEABLE
O-Ring
Dana Off Highway Products, Llc
5331-00-194-3710 INTERCHANGEABLE
O-Ring
2910-00-999-8964L63S1 INTERCHANGEABLE
Carburetor,float
Wisconsin Motors, Llc
5930-01-564-5342141-058 INTERCHANGEABLE
Switch,toggle
Dynalec Corporation
Cross-Reference Index
Part NumberManufacturer
SF2543 Freescale Semiconductor, Inc. (USA)
S7321 Fairchild Semiconductor Corp (USA)
7900531-00 PRIMARY Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan (USA)
5961PL1277988 Jednolity Indeks Materialowy - Uniform Material Index (POL)
S732 Fairchild Semiconductor Corp (USA)
SM4766A Texas Instruments Incorporated (USA)
SUN0531H Freescale Semiconductor, Inc. (USA)
Related Parts
5331-00-106-4362INTERCHANGEABLE
O-RING
25K60200
5331-00-194-3710INTERCHANGEABLE
O-RING
2910-00-999-8964INTERCHANGEABLE
CARBURETOR,FLOAT
L63S1
5930-01-564-5342INTERCHANGEABLE
SWITCH,TOGGLE
141-058

Frequently Asked Questions

What is NSN 5961-00-465-8429?

NSN 5961-00-465-8429 is a Transistor, manufactured by Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-465-8429?

NSN 5961-00-465-8429 has 7 cross-referenced part numbers: SF2543 (Freescale Semiconductor, Inc.), S7321 (Fairchild Semiconductor Corp), 7900531-00 (Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan), 5961PL1277988 (Jednolity Indeks Materialowy - Uniform Material Index), S732 (Fairchild Semiconductor Corp) and 2 more.

What NSN replaces 5961-00-465-8429?

There are 4 known substitutes for 5961-00-465-8429: 5331-00-106-4362, 5331-00-194-3710, 2910-00-999-8964 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7900531-00?

Key specifications for 7900531-00: Current Rating Per Characteristic: 100.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC; Terminal Length: 0.500 INCHES MINIMUM IN; Voltage Rating in Volts Per Characteristic: 40.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC WITH BASE SHORT-CIRCUITED TO EMITTER AND 10.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN; Special Features: SUPPLIED W/O INSULATION DISC; JUNCTION PATTERN ARRANGEMENT: NPN. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com