PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

606781Reactor

Northrop Grumman Systems Corporation · NSN 5950-00-646-2377 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-646-2377 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-646-2377. Primary manufacturer part number: 606781.
Features
  • Reactor — FSC 5950
  • Body Width: 1.625 INCHES NOMINAL IN
  • Body Length: 1.750 INCHES NOMINAL IN
  • Reliability Indicator: NOT ESTABLISHED
  • Inductance Rating: 900.00 MILLIHENRIES MINIMUM AND 1.080 HENRY MAXIMUM SINGLE COMPONENT SINGLE WINDING
  • DC Resistance Rating in Ohms: 139.000 SINGLE COMPONENT SINGLE WINDING
  • Terminal Type and Quantity: 2 TAB, SOLDER LUG
  • Thread Quantity Per Inch: 32 SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-646-2377, 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 Northrop Grumman Systems Corporation. Government technical data includes 20 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-646-2377
Primary Part Number606781
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Body Width1.625 INCHES NOMINAL IN
Body Length1.750 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Inductance Rating900.00 MILLIHENRIES MINIMUM AND 1.080 HENRY MAXIMUM SINGLE COMPONENT SINGLE WINDING
DC Resistance Rating in Ohms139.000 SINGLE COMPONENT SINGLE WINDING
Terminal Type and Quantity2 TAB, SOLDER LUG
Thread Quantity Per Inch32 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Length1.156 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Body Height2.000 INCHES NOMINAL IN
Mounting Facility Quantity4 SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Quantity1 SINGLE COMPONENT
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Inclosure TypeOPEN
Winding Operating Current150.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Center to Center Distance Between Mounting Facilities Parallel to Width1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Inductance TypeMECHANICALLY ADJUSTABLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-113-52713377079 INTERCHANGEABLE
Puller,mechanical
Cummins Inc
9540-00-251-183479HH INTERCHANGEABLE
Angle,structural
Aluminum Co of America
2930-00-294-278610192RD INTERCHANGEABLE
Cap,filler Opening
Yates-American Machine Co Inc
2520-00-358-3998306038 INTERCHANGEABLE
Lever,release
Sachs-Boge of America
6625-00-468-32386038 INTERCHANGEABLE
Resonator,tuning Fork
Dynalec Corporation
5996-00-597-2234173AS3600 INTERCHANGEABLE
Amplifier,audio Frequency
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5950-00-620-97846038 INTERCHANGEABLE
Transformer,power
Magnetek Inc Lighting Products Group
5950-00-727-13611049660 INTERCHANGEABLE
Reactor
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
5995-00-834-326342790 INTERCHANGEABLE
Cable Assembly,printed,flexible
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
5935-00-834-6570 INTERCHANGEABLE
Connector,plug,electrical
Cross-Reference Index
Part NumberManufacturer
42790 Coast/advanced Chip Magnetics, Inc. (USA)
606781 PRIMARY Northrop Grumman Systems Corporation (USA)
34359 Freed Transformer Co (USA)
6038 Precision Electronics, Inc (USA)
606781 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
5120-00-113-5271INTERCHANGEABLE
PULLER,MECHANICAL
3377079
9540-00-251-1834INTERCHANGEABLE
ANGLE,STRUCTURAL
79HH
2930-00-294-2786INTERCHANGEABLE
CAP,FILLER OPENING
10192RD
2520-00-358-3998INTERCHANGEABLE
LEVER,RELEASE
306038
6625-00-468-3238INTERCHANGEABLE
RESONATOR,TUNING FORK
6038
5996-00-597-2234INTERCHANGEABLE
AMPLIFIER,AUDIO FREQUENCY
173AS3600
5950-00-620-9784INTERCHANGEABLE
TRANSFORMER,POWER
6038
5950-00-727-1361INTERCHANGEABLE
REACTOR
1049660
5995-00-834-3263INTERCHANGEABLE
CABLE ASSEMBLY,PRINTED,FLEXIBLE
42790
5935-00-834-6570INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-00-868-4189INTERCHANGEABLE
JACK,TIP
2990-00-935-4452INTERCHANGEABLE
MUFFLER,EXHAUST

Frequently Asked Questions

What is NSN 5950-00-646-2377?

NSN 5950-00-646-2377 is a Reactor, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-646-2377?

NSN 5950-00-646-2377 has 5 cross-referenced part numbers: 42790 (Coast/advanced Chip Magnetics, Inc.), 606781 (Northrop Grumman Systems Corporation), 34359 (Freed Transformer Co), 6038 (Precision Electronics, Inc), 606781 (Lockheed Martin Corporation Div Rms - Mitchel Field).

What NSN replaces 5950-00-646-2377?

There are 12 known substitutes for 5950-00-646-2377: 5120-00-113-5271, 9540-00-251-1834, 2930-00-294-2786 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 606781?

Key specifications for 606781: Body Width: 1.625 INCHES NOMINAL IN; Body Length: 1.750 INCHES NOMINAL IN; Reliability Indicator: NOT ESTABLISHED; Inductance Rating: 900.00 MILLIHENRIES MINIMUM AND 1.080 HENRY MAXIMUM SINGLE COMPONENT SINGLE WINDING. 20 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