PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25333Reactor

Freed Transformer Co · NSN 5950-00-645-5864 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-645-5864 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-645-5864. Primary manufacturer part number: 25333.
Features
  • Reactor — FSC 5950
  • Terminal Type and Quantity: 2 TAB, SOLDER LUG
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Distance Between Mounting Facility Centers: 1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Inductance Type: FIXED
  • Inductance Rating: 8.50 HENRY MINIMUM SINGLE COMPONENT SINGLE WINDING
  • Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
  • Maximum Operating Temp: 105.0 CELSIUS DEGC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-645-5864, 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 Freed Transformer Co. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-645-5864
Primary Part Number25333
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusCANCELLED
Terminal Type and Quantity2 TAB, SOLDER LUG
Mounting Facility Quantity2 SINGLE GROUP
Distance Between Mounting Facility Centers1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Inductance TypeFIXED
Inductance Rating8.50 HENRY MINIMUM SINGLE COMPONENT SINGLE WINDING
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Maximum Operating Temp105.0 CELSIUS DEGC
Winding Operating Current10.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Winding Quantity1 SINGLE COMPONENT
Inclosure TypeHERMETICALLY SEALED
DC Resistance Rating in Ohms760.000 SINGLE COMPONENT SINGLE WINDING
Body Length1.406 INCHES MAXIMUM IN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Body Outside Diameter0.969 INCHES MAXIMUM IN
Mounting Hole Diameter0.125 INCHES NOMINAL SINGLE GROUP IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-155-6443 INTERCHANGEABLE
Bearing,ball,annular
4730-00-278-3462 INTERCHANGEABLE
Plug,pipe
3455-00-293-051808350 INTERCHANGEABLE
Cutter,milling,metal Slitting
Niagara Cutter Inc
5305-00-423-3267 INTERCHANGEABLE
Screw,assembled Washer
4820-00-542-2370179162 INTERCHANGEABLE
Cock,drain
Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp
3030-00-578-011115483 INTERCHANGEABLE
Belt,v
Carlisle Power Transmission Products Inc
3030-00-622-6860 INTERCHANGEABLE
Belt,flat
5307-00-687-692525333 INTERCHANGEABLE
Stud,stepped
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
8145-01-125-823415483 INTERCHANGEABLE
Shipping and Storage Container,e
Naval Inventory Control Point
5920-01-135-226915483 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
Cross-Reference Index
Part NumberManufacturer
15483 Emerson Electric Co White-Rodgers Div (USA)
678-0332-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
D5258 Magnetika Inc (USA)
D5258 United Transformer Corp Sub of Opt Industries Inc (USA)
678-0332-00 Cardwell Condenser Corp Lapointe-Admiral Div (USA)
25333 PRIMARY Freed Transformer Co (USA)
Related Parts
3110-00-155-6443INTERCHANGEABLE
BEARING,BALL,ANNULAR
4730-00-278-3462INTERCHANGEABLE
PLUG,PIPE
3455-00-293-0518INTERCHANGEABLE
CUTTER,MILLING,METAL SLITTING
08350
5305-00-423-3267INTERCHANGEABLE
SCREW,ASSEMBLED WASHER
4820-00-542-2370INTERCHANGEABLE
COCK,DRAIN
179162
3030-00-578-0111INTERCHANGEABLE
BELT,V
15483
3030-00-622-6860INTERCHANGEABLE
BELT,FLAT
5307-00-687-6925INTERCHANGEABLE
STUD,STEPPED
25333
8145-01-125-8234INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,E
15483
5920-01-135-2269INTERCHANGEABLE
FUSE,CARTRIDGE
15483
2920-01-162-0161INTERCHANGEABLE
ARMATURE,STARTER,ENGINE ELECTRIC
25333
2530-01-178-0012INTERCHANGEABLE
HYDRAULIC VACCUM K1
15483

Frequently Asked Questions

What is NSN 5950-00-645-5864?

NSN 5950-00-645-5864 is a Reactor, manufactured by Freed Transformer Co, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-645-5864?

NSN 5950-00-645-5864 has 6 cross-referenced part numbers: 15483 (Emerson Electric Co White-Rodgers Div), 678-0332-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), D5258 (Magnetika Inc), D5258 (United Transformer Corp Sub of Opt Industries Inc), 678-0332-00 (Cardwell Condenser Corp Lapointe-Admiral Div) and 1 more.

What NSN replaces 5950-00-645-5864?

There are 12 known substitutes for 5950-00-645-5864: 3110-00-155-6443, 4730-00-278-3462, 3455-00-293-0518 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25333?

Key specifications for 25333: Terminal Type and Quantity: 2 TAB, SOLDER LUG; Mounting Facility Quantity: 2 SINGLE GROUP; Distance Between Mounting Facility Centers: 1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Inductance Type: FIXED. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-645-5864 still in active supply?

NSN 5950-00-645-5864 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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