PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM571Transistor

Spectrum Microwave Inc · NSN 5961-01-410-7811 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-410-7811 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-410-7811. Primary manufacturer part number: SM571.
Features
  • Transistor — FSC 5961
  • Mounting Method: TERMINAL
  • Voltage Rating in Volts Per Characteristic: 12.0 MAXIMUM FORWARD VOLTAGE, AVERAGE
  • Test Data Document: 60994-104474 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Precious Material and Location: CASE FINISH GOLD
  • Precious Material: GOLD
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Semiconductor Material: SILICON
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-410-7811, 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 Spectrum Microwave Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-410-7811
Primary Part NumberSM571
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerSpectrum Microwave Inc
StatusACTIVE
Mounting MethodTERMINAL
Voltage Rating in Volts Per Characteristic12.0 MAXIMUM FORWARD VOLTAGE, AVERAGE
Test Data Document60994-104474 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Precious Material and LocationCASE FINISH GOLD
Precious MaterialGOLD
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Semiconductor MaterialSILICON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5940-00-910-3167104474 INTERCHANGEABLE
Terminal,board
Kearfott Corporation Div Guidance and Navigation Division
6150-01-288-3847 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Cross-Reference Index
Part NumberManufacturer
104474 Rantec Microwave Systems, Inc. Dba Rantec Microwave Systems Inc (USA)
104474 Microwave Design & Mfg (USA)
SM571 PRIMARY Spectrum Microwave Inc (USA)
Related Parts
5940-00-910-3167INTERCHANGEABLE
TERMINAL,BOARD
104474
6150-01-288-3847INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E

Frequently Asked Questions

What is NSN 5961-01-410-7811?

NSN 5961-01-410-7811 is a Transistor, manufactured by Spectrum Microwave Inc, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-410-7811?

NSN 5961-01-410-7811 has 3 cross-referenced part numbers: 104474 (Rantec Microwave Systems, Inc. Dba Rantec Microwave Systems Inc), 104474 (Microwave Design & Mfg), SM571 (Spectrum Microwave Inc).

What NSN replaces 5961-01-410-7811?

There are 2 known substitutes for 5961-01-410-7811: 5940-00-910-3167, 6150-01-288-3847. Verify interchangeability with system specifications before substitution.

What are the specifications of SM571?

Key specifications for SM571: Overall Length: 0.450 INCHES MAXIMUM IN; Mounting Method: TERMINAL; Voltage Rating in Volts Per Characteristic: 12.0 MAXIMUM FORWARD VOLTAGE, AVERAGE; Test Data Document: 60994-104474 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).. 8 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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