PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S27Reactor

Magnetika Inc · NSN 5950-00-655-0811 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-655-0811 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-655-0811. Primary manufacturer part number: S27.
Features
  • Reactor — FSC 5950
  • Distance Between Mounting Facility Centers: 3.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Body Length: 4.125 INCHES NOMINAL IN
  • Body Width: 2.312 INCHES NOMINAL IN
  • Inductance Type: FIXED
  • Winding Operating Current: 75.0 MILLIAMPERES DC MAXIMUM 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 5950-00-655-0811, 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 Magnetika Inc. 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-655-0811
Primary Part NumberS27
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnetika Inc
StatusACTIVE
Distance Between Mounting Facility Centers3.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Mounting Facility Quantity2 SINGLE GROUP
Body Length4.125 INCHES NOMINAL IN
Body Width2.312 INCHES NOMINAL IN
Inductance TypeFIXED
Winding Operating Current75.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Terminal Type and Quantity2 TAB, SOLDER LUG
Body Height2.938 INCHES NOMINAL IN
Inductance Rating21.00 HENRY MAXIMUM SINGLE COMPONENT SINGLE WINDING
Inclosure TypeHERMETICALLY SEALED
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
DC Resistance Rating in Ohms350.000 SINGLE COMPONENT SINGLE WINDING
Mounting Hole Diameter0.250 INCHES NOMINAL SINGLE GROUP IN
Winding Quantity1 SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5110-00-224-9929PD 5110-00-224-9929 INTERCHANGEABLE
Scraper,ship
General Services Administration Federal Supply Service
5130-00-236-3979FRS IM482 INTERCHANGEABLE
Socket,socket Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
4820-00-399-2658S27 INTERCHANGEABLE
Stem,fluid Valve
Clark-Reliance Llc Dba Jerguson Gage & Valve
5355-00-519-3519S27 INTERCHANGEABLE
Dial,scale
Schulze Mfg., Inc.
6140-00-538-9984 INTERCHANGEABLE
Battery,storage
2815-00-640-23531F3542 INTERCHANGEABLE
Breather
Caterpillar Inc Div Caterpillar Defense
5340-01-023-605101007LG INTERCHANGEABLE
Key Blank
Ilco Unican Corp Dba Wolf Sales
6140-01-031-6877 INTERCHANGEABLE
Battery,storage
3040-01-034-1389 INTERCHANGEABLE
Shaft,shouldered
Cross-Reference Index
Part NumberManufacturer
S27 United Transformer Corp Sub of Opt Industries Inc (USA)
A3001-33 Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA)
25C83 Thordarson Inc (USA)
A3001-33 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
A3001-33 Scomill Inc (USA)
S27 PRIMARY Magnetika Inc (USA)
Related Parts
5110-00-224-9929INTERCHANGEABLE
SCRAPER,SHIP
PD 5110-00-224-9929
5130-00-236-3979INTERCHANGEABLE
SOCKET,SOCKET WRENCH
FRS IM482
4820-00-399-2658INTERCHANGEABLE
STEM,FLUID VALVE
S27
5355-00-519-3519INTERCHANGEABLE
DIAL,SCALE
S27
6140-00-538-9984INTERCHANGEABLE
BATTERY,STORAGE
2815-00-640-2353INTERCHANGEABLE
BREATHER
1F3542
5340-01-023-6051INTERCHANGEABLE
KEY BLANK
01007LG
6140-01-031-6877INTERCHANGEABLE
BATTERY,STORAGE
3040-01-034-1389INTERCHANGEABLE
SHAFT,SHOULDERED

Frequently Asked Questions

What is NSN 5950-00-655-0811?

NSN 5950-00-655-0811 is a Reactor, manufactured by Magnetika Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-655-0811?

NSN 5950-00-655-0811 has 6 cross-referenced part numbers: S27 (United Transformer Corp Sub of Opt Industries Inc), A3001-33 (Northrop Grumman Systems Corporation Div Es Defensive Systems Division), 25C83 (Thordarson Inc), A3001-33 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), A3001-33 (Scomill Inc) and 1 more.

What NSN replaces 5950-00-655-0811?

There are 9 known substitutes for 5950-00-655-0811: 5110-00-224-9929, 5130-00-236-3979, 4820-00-399-2658 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S27?

Key specifications for S27: Distance Between Mounting Facility Centers: 3.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP; Mounting Facility Quantity: 2 SINGLE GROUP; Body Length: 4.125 INCHES NOMINAL IN. 16 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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