PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C311-423Reactor

Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp · NSN 5950-00-583-0054 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-583-0054 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-583-0054. Primary manufacturer part number: C311-423.
Features
  • Reactor — FSC 5950
  • Winding Quantity: 1 SINGLE COMPONENT
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Width: 2.375 INCHES NOMINAL IN
  • Body Length: 3.750 INCHES NOMINAL IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • DC Resistance Rating in Ohms: 40.000 SINGLE COMPONENT SINGLE WINDING
  • Reliability Indicator: NOT ESTABLISHED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-583-0054, 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 Corp Dba Northrop Grumman Systems Corp. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-583-0054
Primary Part NumberC311-423
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
StatusACTIVE
Winding Quantity1 SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Width2.375 INCHES NOMINAL IN
Body Length3.750 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
DC Resistance Rating in Ohms40.000 SINGLE COMPONENT SINGLE WINDING
Reliability IndicatorNOT ESTABLISHED
Mounting Facility Quantity4 SINGLE GROUP
Thread Quantity Per Inch32 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Inductance Rating3.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
Terminal Type and Quantity2 STANDOFF INSULATOR
Inductance TypeFIXED
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Winding Operating Current300.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Body Height3.812 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5940-00-270-5852452 INTERCHANGEABLE
Splice,conductor
Ideal Industries, Inc.
5330-00-286-683949285 INTERCHANGEABLE
Seal,plain Encased
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5950-01-129-149517628-2 INTERCHANGEABLE
Transformer,audio Frequency
Robert M. Hadley Company, Inc.
3040-01-297-5586A6159/07 INTERCHANGEABLE
Control Assembly,push-Pull
Glendinning Products Llc
5895-01-398-06424315-4 INTERCHANGEABLE
Divider,power,radio Frequency
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
Cross-Reference Index
Part NumberManufacturer
C311-423 PRIMARY Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
43154 Freed Transformer Co (USA)
Related Parts
5940-00-270-5852INTERCHANGEABLE
SPLICE,CONDUCTOR
452
5330-00-286-6839INTERCHANGEABLE
SEAL,PLAIN ENCASED
49285
5950-01-129-1495INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
17628-2
3040-01-297-5586INTERCHANGEABLE
CONTROL ASSEMBLY,PUSH-PULL
A6159/07
5895-01-398-0642INTERCHANGEABLE
DIVIDER,POWER,RADIO FREQUENCY
4315-4

Frequently Asked Questions

What is NSN 5950-00-583-0054?

NSN 5950-00-583-0054 is a Reactor, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-583-0054?

NSN 5950-00-583-0054 has 2 cross-referenced part numbers: C311-423 (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp), 43154 (Freed Transformer Co).

What NSN replaces 5950-00-583-0054?

There are 5 known substitutes for 5950-00-583-0054: 5940-00-270-5852, 5330-00-286-6839, 5950-01-129-1495 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C311-423?

Key specifications for C311-423: Winding Quantity: 1 SINGLE COMPONENT; Center to Center Distance Between Mounting Facilities Parallel to Length: 2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Body Width: 2.375 INCHES NOMINAL IN; Body Length: 3.750 INCHES NOMINAL 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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