PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

41191Reactor

Freed Transformer Co · NSN 5950-00-892-8261 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-892-8261 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-892-8261. Primary manufacturer part number: 41191.
Features
  • Reactor — FSC 5950
  • Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING
  • Thread Quantity Per Inch: 40 SINGLE GROUP
  • Reliability Indicator: NOT ESTABLISHED
  • DC Resistance Rating in Ohms: 14.000 SINGLE COMPONENT SINGLE WINDING
  • Inductance Type: FIXED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-892-8261, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Freed Transformer Co. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-892-8261
Primary Part Number41191
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusACTIVE
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Thread Quantity Per Inch40 SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
DC Resistance Rating in Ohms14.000 SINGLE COMPONENT SINGLE WINDING
Inductance TypeFIXED
Inductance Rating75.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Body Width0.750 INCHES MAXIMUM IN
Winding Quantity1 SINGLE COMPONENT
Body Height1.125 INCHES MAXIMUM IN
Terminal Type and Quantity2 TAB, SOLDER LUG
Inclosure TypeHERMETICALLY SEALED
Frequency Rating120.0 HERTZ NOMINAL SINGLE COMPONENT
Body Length0.750 INCHES MAXIMUM IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Current200.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Distance Between Mounting Facility Centers0.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Facility Quantity2 SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5940-00-177-26851175-711-0319 INTERCHANGEABLE
Terminal,feedthru
Concord Electronics, Inc.
5133-00-228-1376 INTERCHANGEABLE
Drill,twist
4820-00-359-7020605-8C INTERCHANGEABLE
Valve,angle
Superior Valve Co
3120-00-386-2840 INTERCHANGEABLE
Bearing,sleeve
4310-00-730-6040 INTERCHANGEABLE
Blade,pump Rotor
5315-00-844-5644MS16562-194 INTERCHANGEABLE
Pin,spring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
6610-00-991-1180A11042 INTERCHANGEABLE
Bi-Metal Support Assembly
Aerosonic Llc
5985-01-080-7338804601-4 INTERCHANGEABLE
Dummy Load,electrical
Raytheon Company Dba Raytheon
4720-01-183-8916SA25N INTERCHANGEABLE
Spider Assembly
Anco International, Inc
5306-01-578-94921253298 INTERCHANGEABLE
Bolt,machine
Caterpillar Inc Div Caterpillar Defense
Cross-Reference Index
Part NumberManufacturer
41191 Freed Transformer Co (USA)
GS971 United Transformer Corp Sub of Opt Industries Inc (USA)
PEI6422 Precision Electronics, Inc (USA)
A11042-1 Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc. (USA)
MP51836 Opt Industries Inc Div of Electronika Inc (USA)
678-1338-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
A11042 Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc. (USA)
678-1338-00 Esco Inc (USA)
3-11042-1000 Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc. (USA)
GS971 Magnetika Inc (USA)
Related Parts
5940-00-177-2685INTERCHANGEABLE
TERMINAL,FEEDTHRU
1175-711-0319
5133-00-228-1376INTERCHANGEABLE
DRILL,TWIST
4820-00-359-7020INTERCHANGEABLE
VALVE,ANGLE
605-8C
3120-00-386-2840INTERCHANGEABLE
BEARING,SLEEVE
4310-00-730-6040INTERCHANGEABLE
BLADE,PUMP ROTOR
5315-00-844-5644INTERCHANGEABLE
PIN,SPRING
MS16562-194
6610-00-991-1180INTERCHANGEABLE
BI-METAL SUPPORT ASSEMBLY
A11042
5985-01-080-7338INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
804601-4
4720-01-183-8916INTERCHANGEABLE
SPIDER ASSEMBLY
SA25N
5306-01-578-9492INTERCHANGEABLE
BOLT,MACHINE
1253298

Frequently Asked Questions

What is NSN 5950-00-892-8261?

NSN 5950-00-892-8261 is a Reactor, manufactured by Freed Transformer Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-892-8261?

NSN 5950-00-892-8261 has 10 cross-referenced part numbers: 41191 (Freed Transformer Co), GS971 (United Transformer Corp Sub of Opt Industries Inc), PEI6422 (Precision Electronics, Inc), A11042-1 (Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc.), MP51836 (Opt Industries Inc Div of Electronika Inc) and 5 more.

What NSN replaces 5950-00-892-8261?

There are 10 known substitutes for 5950-00-892-8261: 5940-00-177-2685, 5133-00-228-1376, 4820-00-359-7020 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 41191?

Key specifications for 41191: Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN; Mounting Method: THREADED STUD(S) SINGLE GROUP; Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING; Thread Quantity Per Inch: 40 SINGLE GROUP. 20 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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