PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12633Reactor

Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp · NSN 5950-00-125-9897 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-125-9897 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-125-9897. Primary manufacturer part number: 12633.
Features
  • Reactor — FSC 5950
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.297 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Operating Current: 1.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
  • Body Height: 4.125 INCHES MINIMUM AND 4.250 INCHES MAXIMUM IN
  • Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING
  • Body Length: 2.937 INCHES MINIMUM AND 3.062 INCHES MAXIMUM IN
  • Reliability Indicator: NOT ESTABLISHED
  • Terminal Type and Quantity: 2 TAB, SOLDER LUG
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-125-9897, 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 20 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-125-9897
Primary Part Number12633
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 Length2.297 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current1.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Body Height4.125 INCHES MINIMUM AND 4.250 INCHES MAXIMUM IN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Body Length2.937 INCHES MINIMUM AND 3.062 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity2 TAB, SOLDER LUG
Inclosure TypeFULLY INCLOSED
Body Width2.500 INCHES MINIMUM AND 2.625 INCHES MAXIMUM IN
DC Resistance Rating in Ohms0.500 SINGLE COMPONENT SINGLE WINDING
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Inductance TypeFIXED
Inductance Rating60.00 MILLIHENRIES MINIMUM SINGLE COMPONENT SINGLE WINDING
Winding Quantity1 SINGLE COMPONENT
Thread Quantity Per Inch32 SINGLE GROUP
Mounting Facility Quantity4 SINGLE GROUP
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Maximum Operating Temp71.0 CELSIUS DEGC
Center to Center Distance Between Mounting Facilities Parallel to Width1.859 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3433-00-017-066102X93 INTERCHANGEABLE
Handle,torch
Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng
1680-00-094-961912633 INTERCHANGEABLE
Clip Asy
Curtiss-Wright Controls, Inc. Div Actuation Division
5305-00-447-1763F3464 INTERCHANGEABLE
Screw Stop
Purolator Products Co Div Motor Components, Llc
6240-00-892-610212633 INTERCHANGEABLE
Lamp,incandescent
Andrew Llc
4920-00-917-6501 INTERCHANGEABLE
Fitting Assy,pump
6105-00-999-2654 INTERCHANGEABLE
Motor Drive Electri
5935-01-029-64251207098A00E-003 INTERCHANGEABLE
Connector,plug,electrical
Delta Electronics Manufacturing Corp Div Delta Electronics Mfg. Corp.
4330-01-263-320912633 INTERCHANGEABLE
Filter Element,fluid
Gelman Sciences Inc
Cross-Reference Index
Part NumberManufacturer
12633 PRIMARY Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
Related Parts
3433-00-017-0661INTERCHANGEABLE
HANDLE,TORCH
02X93
1680-00-094-9619INTERCHANGEABLE
CLIP ASY
12633
5305-00-447-1763INTERCHANGEABLE
SCREW STOP
F3464
6240-00-892-6102INTERCHANGEABLE
LAMP,INCANDESCENT
12633
4920-00-917-6501INTERCHANGEABLE
FITTING ASSY,PUMP
6105-00-999-2654INTERCHANGEABLE
MOTOR DRIVE ELECTRI
5935-01-029-6425INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
1207098A00E-003
4330-01-263-3209INTERCHANGEABLE
FILTER ELEMENT,FLUID
12633

Frequently Asked Questions

What is NSN 5950-00-125-9897?

NSN 5950-00-125-9897 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 5950-00-125-9897?

NSN 5950-00-125-9897 has 1 cross-referenced part number: 12633 (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp).

What NSN replaces 5950-00-125-9897?

There are 8 known substitutes for 5950-00-125-9897: 3433-00-017-0661, 1680-00-094-9619, 5305-00-447-1763 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12633?

Key specifications for 12633: Center to Center Distance Between Mounting Facilities Parallel to Length: 2.297 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Winding Operating Current: 1.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING; Body Height: 4.125 INCHES MINIMUM AND 4.250 INCHES MAXIMUM IN; Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING. 21 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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