PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

41740Reactor

Coast/advanced Chip Magnetics, Inc. · NSN 5950-00-645-1124 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-645-1124 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-645-1124. Primary manufacturer part number: 41740.
Features
  • Reactor — FSC 5950
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Reliability Indicator: NOT ESTABLISHED
  • Inclosure Type: HERMETICALLY SEALED
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Inductance Rating: 10.00 HENRY MINIMUM SINGLE COMPONENT SINGLE WINDING
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-645-1124, 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 Coast/advanced Chip Magnetics, Inc.. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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
NSN5950-00-645-1124
Primary Part Number41740
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerCoast/advanced Chip Magnetics, Inc.
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeHERMETICALLY SEALED
Center to Center Distance Between Mounting Facilities Parallel to Width1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Inductance Rating10.00 HENRY MINIMUM SINGLE COMPONENT SINGLE WINDING
Mounting Facility Quantity4 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Length2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Inductance TypeFIXED
Winding Operating Current60.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Body Height3.813 INCHES NOMINAL IN
Body Width2.375 INCHES NOMINAL IN
DC Resistance Rating in Ohms215.000 SINGLE COMPONENT SINGLE WINDING
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Thread Quantity Per Inch32 SINGLE GROUP
Body Length2.750 INCHES NOMINAL IN
Winding Quantity1 SINGLE COMPONENT
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Terminal Type and Quantity2 SOLDER STUD
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3020-00-050-68561197183 INTERCHANGEABLE
Gear,spur
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5950-00-344-179741740 INTERCHANGEABLE
Transformer,power
Astec America Inc.
5985-00-488-2911798C INTERCHANGEABLE
Coupler,directional
Keysight Technologies Inc
6130-00-806-5814 INTERCHANGEABLE
Rectifier,metallic
6210-01-046-1852174245058-005 INTERCHANGEABLE
Lens,light
Raytheon Company Dba Raytheon Co
2590-01-161-646141740 INTERCHANGEABLE
Cap,filler Opening
Center - Moeller Products Llc
3040-01-206-609644665 INTERCHANGEABLE
Shaft Assembly
Electro-Tec Corp Dba Moog Inc., Components Group
4210-01-273-060844665 INTERCHANGEABLE
Head,sprinkler,fire Protection
Tyco Fire Products Lp
5961-01-393-8402 INTERCHANGEABLE
Semiconductor Device,diode
4320-01-497-757541740X01-001 INTERCHANGEABLE
Cylinder Sleeve
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
41740 Coast/advanced Chip Magnetics, Inc. (USA)
C2059 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
L-53618 Mte Corp Milwaukee Transformer Co (USA)
44665 Freed Transformer Co (USA)
7406919P1 General Electric Co Specialty Transformer Dept (USA)
Related Parts
3020-00-050-6856INTERCHANGEABLE
GEAR,SPUR
1197183
5950-00-344-1797INTERCHANGEABLE
TRANSFORMER,POWER
41740
5985-00-488-2911INTERCHANGEABLE
COUPLER,DIRECTIONAL
798C
6130-00-806-5814INTERCHANGEABLE
RECTIFIER,METALLIC
6210-01-046-1852INTERCHANGEABLE
LENS,LIGHT
174245058-005
2590-01-161-6461INTERCHANGEABLE
CAP,FILLER OPENING
41740
3040-01-206-6096INTERCHANGEABLE
SHAFT ASSEMBLY
44665
4210-01-273-0608INTERCHANGEABLE
HEAD,SPRINKLER,FIRE PROTECTION
44665
5961-01-393-8402INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
4320-01-497-7575INTERCHANGEABLE
CYLINDER SLEEVE
41740X01-001

Frequently Asked Questions

What is NSN 5950-00-645-1124?

NSN 5950-00-645-1124 is a Reactor, manufactured by Coast/advanced Chip Magnetics, Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-645-1124?

NSN 5950-00-645-1124 has 5 cross-referenced part numbers: 41740 (Coast/advanced Chip Magnetics, Inc.), C2059 (Electronic Transformer Corp Div Electronic Transformer Corporation), L-53618 (Mte Corp Milwaukee Transformer Co), 44665 (Freed Transformer Co), 7406919P1 (General Electric Co Specialty Transformer Dept).

What NSN replaces 5950-00-645-1124?

There are 10 known substitutes for 5950-00-645-1124: 3020-00-050-6856, 5950-00-344-1797, 5985-00-488-2911 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 41740?

Key specifications for 41740: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Reliability Indicator: NOT ESTABLISHED; Inclosure Type: HERMETICALLY SEALED; Center to Center Distance Between Mounting Facilities Parallel to Width: 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 19 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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