PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

056-000447Saturable Reactor

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple · NSN 5950-00-845-5581 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-845-5581 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-845-5581. Primary manufacturer part number: 056-000447.
Features
  • Saturable Reactor — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Inclosure Type: HERMETICALLY SEALED
  • Winding Function and Quantity: 2 PRIMARY AND 1 CONTROL SINGLE COMPONENT
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Thread Quantity Per Inch: 32 SINGLE GROUP
  • Terminal Type and Quantity: 6 TURRET
  • Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Saturable Reactor, cataloged under National Stock Number 5950-00-845-5581, 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 Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN5950-00-845-5581
Primary Part Number056-000447
Item NameSaturable Reactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeHERMETICALLY SEALED
Winding Function and Quantity2 PRIMARY AND 1 CONTROL SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Thread Quantity Per Inch32 SINGLE GROUP
Terminal Type and Quantity6 TURRET
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Length2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Frequency Rating380.0 HERTZ MINIMUM SINGLE COMPONENT
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
DC Resistance Rating in Ohms50.000 SINGLE COMPONENT SINGLE CONTROL
DC Resistance Rating in Ohms10.000 SINGLE COMPONENT ALL PRIMARY
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY
Body Height2.625 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5330-00-109-79313716700 INTERCHANGEABLE
Packing,preformed
Alfa Laval Inc
2530-00-184-7660 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
5133-00-189-9187 INTERCHANGEABLE
Drill,twist
5977-00-636-1379 INTERCHANGEABLE
Brush,electrical Contact
5310-00-709-76149175856 INTERCHANGEABLE
Washer,matched Set
Us Army Aviation and Missile Command
5845-00-757-7749 INTERCHANGEABLE
Amplifier Card
5985-01-090-951241109 INTERCHANGEABLE
Switch,waveguide
Waveline Inc
5120-01-168-11375120-01-168-1137 INTERCHANGEABLE
Bit,screwdriver
General Services Administration Federal Supply Service
5120-01-368-245537167 INTERCHANGEABLE
Bit,screwdriver
Magna Div Vermont American Corp
5925-01-697-2834 INTERCHANGEABLE
Circuit Breaker
Cross-Reference Index
Part NumberManufacturer
HC08SR Espey Mfg. & Electronics Corp. (USA)
056-000447 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
41109 Coast/advanced Chip Magnetics, Inc. (USA)
37167 Freed Transformer Co (USA)
Related Parts
5330-00-109-7931INTERCHANGEABLE
PACKING,PREFORMED
3716700
2530-00-184-7660INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
5133-00-189-9187INTERCHANGEABLE
DRILL,TWIST
5977-00-636-1379INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
5310-00-709-7614INTERCHANGEABLE
WASHER,MATCHED SET
9175856
5845-00-757-7749INTERCHANGEABLE
AMPLIFIER CARD
5985-01-090-9512INTERCHANGEABLE
SWITCH,WAVEGUIDE
41109
5120-01-168-1137INTERCHANGEABLE
BIT,SCREWDRIVER
5120-01-168-1137
5120-01-368-2455INTERCHANGEABLE
BIT,SCREWDRIVER
37167
5925-01-697-2834INTERCHANGEABLE
CIRCUIT BREAKER

Frequently Asked Questions

What is NSN 5950-00-845-5581?

NSN 5950-00-845-5581 is a Saturable Reactor, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-845-5581?

NSN 5950-00-845-5581 has 4 cross-referenced part numbers: HC08SR (Espey Mfg. & Electronics Corp.), 056-000447 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 41109 (Coast/advanced Chip Magnetics, Inc.), 37167 (Freed Transformer Co).

What NSN replaces 5950-00-845-5581?

There are 10 known substitutes for 5950-00-845-5581: 5330-00-109-7931, 2530-00-184-7660, 5133-00-189-9187 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 056-000447?

Key specifications for 056-000447: Overall Length: 2.625 INCHES NOMINAL IN; Reliability Indicator: NOT ESTABLISHED; Inclosure Type: HERMETICALLY SEALED; Winding Function and Quantity: 2 PRIMARY AND 1 CONTROL SINGLE COMPONENT. 19 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