PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

668-0401-000Reactor

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5950-00-775-1656 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-775-1656 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-775-1656. Primary manufacturer part number: 668-0401-000.
Features
  • Reactor — FSC 5950
  • Winding Operating Current: 20.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
  • Inductance Type: FIXED
  • Nominal Thread Size: 0.099 INCHES SINGLE GROUP IN
  • Reliability Indicator: NOT ESTABLISHED
  • Thread Quantity Per Inch: 48 SINGLE GROUP
  • Terminal Type and Quantity: 2 TAB, SOLDER LUG
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-775-1656, 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 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-775-1656
Primary Part Number668-0401-000
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Winding Operating Current20.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Inductance TypeFIXED
Nominal Thread Size0.099 INCHES SINGLE GROUP IN
Reliability IndicatorNOT ESTABLISHED
Thread Quantity Per Inch48 SINGLE GROUP
Terminal Type and Quantity2 TAB, SOLDER LUG
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Inductance Rating72.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Frequency Rating2.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Body Length0.688 INCHES NOMINAL IN
Body Height0.738 INCHES NOMINAL IN
Body Width0.375 INCHES NOMINAL IN
Inclosure TypeFULLY INCLOSED
Mounting Facility Quantity1 SINGLE GROUP
Mounting MethodCORE AND THREADED HOLE(S) SINGLE GROUP
DC Resistance Rating in Ohms35.000 SINGLE COMPONENT SINGLE WINDING
Winding Quantity1 SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-122-5532 INTERCHANGEABLE
Rubber Sheet,solid,cloth Insert
3110-00-155-9618056-4 INTERCHANGEABLE
Bearing,ball,annular
Lockheed Martin Corporation Div Rms - Mitchel Field
5935-00-187-07002173112 INTERCHANGEABLE
Jack,tip
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6625-00-220-96135049 INTERCHANGEABLE
Test Set Subassembly,electrical
The Bechdon Company, Llc
4730-00-226-11385049 INTERCHANGEABLE
Strainer Element,sediment
Plenty Inc
6145-00-241-1770857 INTERCHANGEABLE
Braid,wire
Birnbach Co Inc
4820-00-274-36471328F INTERCHANGEABLE
Cock,plug
Oshkosh Defense Llc
5340-00-285-7141255 INTERCHANGEABLE
Bumper
Atlantic India Rubber Co Inc
2815-00-288-4859 INTERCHANGEABLE
Ring Set,piston
3825-00-374-69313805049 INTERCHANGEABLE
Cutter,conveyor
Sicard a Division of Smi-Snowblast Inc Dba Sicard
Cross-Reference Index
Part NumberManufacturer
668-0401-000 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
668-0401-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
50-49 Torotel, Inc. Div Torotel Products, Inc. (USA)
Related Parts
5330-00-122-5532INTERCHANGEABLE
RUBBER SHEET,SOLID,CLOTH INSERT
3110-00-155-9618INTERCHANGEABLE
BEARING,BALL,ANNULAR
056-4
5935-00-187-0700INTERCHANGEABLE
JACK,TIP
2173112
6625-00-220-9613INTERCHANGEABLE
TEST SET SUBASSEMBLY,ELECTRICAL
5049
4730-00-226-1138INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
5049
6145-00-241-1770INTERCHANGEABLE
BRAID,WIRE
857
4820-00-274-3647INTERCHANGEABLE
COCK,PLUG
1328F
5340-00-285-7141INTERCHANGEABLE
BUMPER
255
2815-00-288-4859INTERCHANGEABLE
RING SET,PISTON
3825-00-374-6931INTERCHANGEABLE
CUTTER,CONVEYOR
3805049
6145-00-548-2925INTERCHANGEABLE
BRAID,WIRE
5305-00-658-6225INTERCHANGEABLE
SCREW
5049

Frequently Asked Questions

What is NSN 5950-00-775-1656?

NSN 5950-00-775-1656 is a Reactor, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-775-1656?

NSN 5950-00-775-1656 has 3 cross-referenced part numbers: 668-0401-000 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 668-0401-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 50-49 (Torotel, Inc. Div Torotel Products, Inc.).

What NSN replaces 5950-00-775-1656?

There are 12 known substitutes for 5950-00-775-1656: 5330-00-122-5532, 3110-00-155-9618, 5935-00-187-0700 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 668-0401-000?

Key specifications for 668-0401-000: Winding Operating Current: 20.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING; Inductance Type: FIXED; Nominal Thread Size: 0.099 INCHES SINGLE GROUP IN; Reliability Indicator: NOT ESTABLISHED. 17 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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