PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

740890-101Reactor

Lockheed Martin Corp · NSN 5950-00-403-2536 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-403-2536 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-403-2536. Primary manufacturer part number: 740890-101.
Features
  • Reactor — FSC 5950
  • Winding Quantity: 1 SINGLE COMPONENT
  • Body Length: 0.281 INCHES NOMINAL IN
  • Inclosure Type: FULLY INCLOSED
  • Winding Operating Current: 22.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
  • Inductance Rating: 10.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
  • Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING
  • Mounting Method: TERMINAL SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-403-2536, 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 Lockheed Martin Corp. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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
NSN5950-00-403-2536
Primary Part Number740890-101
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Winding Quantity1 SINGLE COMPONENT
Body Length0.281 INCHES NOMINAL IN
Inclosure TypeFULLY INCLOSED
Winding Operating Current22.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Inductance Rating10.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Mounting MethodTERMINAL SINGLE GROUP
Terminal Type and Quantity2 WIRE LEAD
Body Outside Diameter0.468 INCHES NOMINAL IN
DC Resistance Rating in Ohms27.000 SINGLE COMPONENT SINGLE WINDING
Inductance TypeFIXED
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-036-1857 INTERCHANGEABLE
Top Housing Capsule
5940-00-259-772916441 INTERCHANGEABLE
Terminal,stud
Prestolite Electric Inc
4820-00-287-31933-9-3V INTERCHANGEABLE
Valve,gate
Gas Equipment Engineering Corporation, the Dba Geeco
5365-00-402-88551-64-41 INTERCHANGEABLE
Spacer,sleeve
Mission Systems Orchard Park Inc
5360-00-419-032416441 INTERCHANGEABLE
Spring,helical,compression
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5330-00-928-2471 INTERCHANGEABLE
Gasket
5305-00-945-0505MS35275-212 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
3010-00-951-05371644-1 INTERCHANGEABLE
Pressure Plate Assembly,clutch
Drs Signal Solutions, Inc.
5935-01-060-062040477 INTERCHANGEABLE
Connector,terminati
Alliant Techsystems Operations Llc Div Defense Electronic Systems
6680-01-200-1812XM-36460-26-1000-W-L INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
16441 Robert M. Hadley Company, Inc. (USA)
40477 Coast/advanced Chip Magnetics, Inc. (USA)
NL373 United Transformer Corp Sub of Opt Industries Inc (USA)
740890-101 PRIMARY Lockheed Martin Corp (USA)
NL373 Cummins Inc. (USA)
Related Parts
4820-00-036-1857INTERCHANGEABLE
TOP HOUSING CAPSULE
5940-00-259-7729INTERCHANGEABLE
TERMINAL,STUD
16441
4820-00-287-3193INTERCHANGEABLE
VALVE,GATE
3-9-3V
5365-00-402-8855INTERCHANGEABLE
SPACER,SLEEVE
1-64-41
5360-00-419-0324INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
16441
5330-00-928-2471INTERCHANGEABLE
GASKET
5305-00-945-0505INTERCHANGEABLE
SCREW,MACHINE
MS35275-212
3010-00-951-0537INTERCHANGEABLE
PRESSURE PLATE ASSEMBLY,CLUTCH
1644-1
5935-01-060-0620INTERCHANGEABLE
CONNECTOR,TERMINATI
40477
6680-01-200-1812INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
XM-36460-26-1000-W-L
5950-01-311-3695INTERCHANGEABLE
TRANSFORMER,CURRENT
4730-01-356-4768INTERCHANGEABLE
BUSHING,TANK
13226E7991

Frequently Asked Questions

What is NSN 5950-00-403-2536?

NSN 5950-00-403-2536 is a Reactor, manufactured by Lockheed Martin Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-403-2536?

NSN 5950-00-403-2536 has 5 cross-referenced part numbers: 16441 (Robert M. Hadley Company, Inc.), 40477 (Coast/advanced Chip Magnetics, Inc.), NL373 (United Transformer Corp Sub of Opt Industries Inc), 740890-101 (Lockheed Martin Corp), NL373 (Cummins Inc.).

What NSN replaces 5950-00-403-2536?

There are 12 known substitutes for 5950-00-403-2536: 4820-00-036-1857, 5940-00-259-7729, 4820-00-287-3193 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 740890-101?

Key specifications for 740890-101: Winding Quantity: 1 SINGLE COMPONENT; Body Length: 0.281 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED; Winding Operating Current: 22.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING. 12 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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