PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1857568Reactor

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-00-681-2996 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-681-2996 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-681-2996. Primary manufacturer part number: 1857568.
Features
  • Reactor — FSC 5950
  • Body Width: 2.750 INCHES MAXIMUM IN
  • Maximum Operating Temp: 85.0 CELSIUS DEGC
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Current: 200.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
  • Winding Quantity: 1 SINGLE COMPONENT
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Inductance Rating: 3.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-681-2996, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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
NSN5950-00-681-2996
Primary Part Number1857568
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Body Width2.750 INCHES MAXIMUM IN
Maximum Operating Temp85.0 CELSIUS DEGC
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current200.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Winding Quantity1 SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Inductance Rating3.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
Inclosure TypeHERMETICALLY SEALED
Body Height4.437 INCHES MAXIMUM IN
Rating MethodELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE WINDING
Center to Center Distance Between Mounting Facilities Parallel to Length2.281 INCHES MINIMUM AND 2.312 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Frequency Rating2.4 KILOHERTZ NOMINAL SINGLE COMPONENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width1.843 INCHES MINIMUM AND 1.875 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Winding Conductor Size0.01003 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
Turn Quantity2000 SINGLE COMPONENT SINGLE WINDING
Inductance TypeFIXED
Body Length3.187 INCHES MAXIMUM IN
DC Resistance Rating in Ohms120.000 SINGLE COMPONENT SINGLE WINDING
Terminal Type and Quantity2 STANDOFF, SOLDER LUG
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-142-4335B543SD610 INTERCHANGEABLE
Bearing,ball,airframe
New Hampshire Ball Bearings Inc Div Hitech Division
5930-00-201-4427 INTERCHANGEABLE
Switch,thermostatic
7510-00-286-17161764 INTERCHANGEABLE
Ink,duplicating Machine Stencil
Abd Intl Inc Dba Abdick
5330-00-399-69661766 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5930-00-615-9376 INTERCHANGEABLE
Switch,toggle
5975-00-683-27398720 INTERCHANGEABLE
Coupling,electrical Conduit
Abb Installation Products Inc
5930-00-842-0177T26T-3C INTERCHANGEABLE
Switch,thermostatic
Johnson Controls Inc Control Products Div
5360-00-896-6686530B001766 INTERCHANGEABLE
Spring,detent
L3 Technologies, Inc. Div L3 Keo
5950-00-954-30591023803 INTERCHANGEABLE
Reactor
Lockheed Martin Corporation Div Rms - Mitchel Field
4720-01-136-6570601/AE701 INTERCHANGEABLE
Hose,nonmetallic
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
Cross-Reference Index
Part NumberManufacturer
1766 Precision Electronics, Inc (USA)
1857568 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
W10617 Unisys Corp Systems Development (USA)
435237 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
1003345 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
3110-00-142-4335INTERCHANGEABLE
BEARING,BALL,AIRFRAME
B543SD610
5930-00-201-4427INTERCHANGEABLE
SWITCH,THERMOSTATIC
7510-00-286-1716INTERCHANGEABLE
INK,DUPLICATING MACHINE STENCIL
1764
5330-00-399-6966INTERCHANGEABLE
GASKET
1766
5930-00-615-9376INTERCHANGEABLE
SWITCH,TOGGLE
5975-00-683-2739INTERCHANGEABLE
COUPLING,ELECTRICAL CONDUIT
8720
5930-00-842-0177INTERCHANGEABLE
SWITCH,THERMOSTATIC
T26T-3C
5360-00-896-6686INTERCHANGEABLE
SPRING,DETENT
530B001766
5950-00-954-3059INTERCHANGEABLE
REACTOR
1023803
4720-01-136-6570INTERCHANGEABLE
HOSE,NONMETALLIC
601/AE701
5962-01-190-3778INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
435237-1
4810-01-413-0111INTERCHANGEABLE
VALVE,SOLENOID
911B-PM-111BA

Frequently Asked Questions

What is NSN 5950-00-681-2996?

NSN 5950-00-681-2996 is a Reactor, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-681-2996?

NSN 5950-00-681-2996 has 5 cross-referenced part numbers: 1766 (Precision Electronics, Inc), 1857568 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), W10617 (Unisys Corp Systems Development), 435237 (Lockheed Martin Corporation Div Rms - Mitchel Field), 1003345 (Lockheed Martin Corporation Div Rms - Mitchel Field).

What NSN replaces 5950-00-681-2996?

There are 12 known substitutes for 5950-00-681-2996: 3110-00-142-4335, 5930-00-201-4427, 7510-00-286-1716 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1857568?

Key specifications for 1857568: Body Width: 2.750 INCHES MAXIMUM IN; Maximum Operating Temp: 85.0 CELSIUS DEGC; Reliability Indicator: NOT ESTABLISHED; Winding Operating Current: 200.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING. 22 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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