PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12650Reactor

Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp · NSN 5950-00-125-9903 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-125-9903 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-125-9903. Primary manufacturer part number: 12650.
Features
  • Reactor — FSC 5950
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Length: 2.310 INCHES NOMINAL IN
  • Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Reliability Indicator: NOT ESTABLISHED
  • Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN
  • Body Width: 2.060 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-125-9903, 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 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-125-9903
Primary Part Number12650
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Length1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Length2.310 INCHES NOMINAL IN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Mounting Facility Quantity4 SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Body Width2.060 INCHES NOMINAL IN
DC Resistance Rating in Ohms100.000 SINGLE COMPONENT SINGLE WINDING
Winding Quantity1 SINGLE COMPONENT
Winding Operating Current30.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Body Height2.500 INCHES NOMINAL IN
Thread Quantity Per Inch32 SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Terminal Type and Quantity2 TAB, SOLDER LUG
Inductance TypeFIXED
Inductance Rating2.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6640-00-240-4191 INTERCHANGEABLE
Spoon,deflagration Laboratory
6520-00-583-338812650 INTERCHANGEABLE
Point,endodontic
Kerr Corporation
5935-00-721-15658422685PC1 INTERCHANGEABLE
Adapter,connector
Lockheed Martin Corporation Div Rms
5950-00-978-2669 INTERCHANGEABLE
Inductor
2530-01-377-3127P12725-T INTERCHANGEABLE
Drag Link,steering
Zf Gainesville, Llc
6650-01-381-689112650 INTERCHANGEABLE
Holder,optical Element
Oriel Corp
Cross-Reference Index
Part NumberManufacturer
12650 PRIMARY Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
Related Parts
6640-00-240-4191INTERCHANGEABLE
SPOON,DEFLAGRATION LABORATORY
6520-00-583-3388INTERCHANGEABLE
POINT,ENDODONTIC
12650
5935-00-721-1565INTERCHANGEABLE
ADAPTER,CONNECTOR
8422685PC1
5950-00-978-2669INTERCHANGEABLE
INDUCTOR
2530-01-377-3127INTERCHANGEABLE
DRAG LINK,STEERING
P12725-T
6650-01-381-6891INTERCHANGEABLE
HOLDER,OPTICAL ELEMENT
12650

Frequently Asked Questions

What is NSN 5950-00-125-9903?

NSN 5950-00-125-9903 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 5950-00-125-9903?

NSN 5950-00-125-9903 has 1 cross-referenced part number: 12650 (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp).

What NSN replaces 5950-00-125-9903?

There are 6 known substitutes for 5950-00-125-9903: 6640-00-240-4191, 6520-00-583-3388, 5935-00-721-1565 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12650?

Key specifications for 12650: Center to Center Distance Between Mounting Facilities Parallel to Length: 1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Body Length: 2.310 INCHES NOMINAL IN; Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING; Mounting Facility Quantity: 4 SINGLE GROUP. 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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