PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H74Reactor

Magnetika Inc · NSN 5950-00-552-1953 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-552-1953 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-552-1953. Primary manufacturer part number: H74.
Features
  • Reactor — FSC 5950
  • Inclosure Type: HERMETICALLY SEALED
  • Body Width: 3.062 INCHES MAXIMUM IN
  • Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Nominal Thread Size: 0.164 INCHES SINGLE GROUP IN
  • Reliability Indicator: NOT ESTABLISHED
  • Inductance Rating: 6.50 HENRY MINIMUM AND 11.00 HENRY 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 5950-00-552-1953, 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 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-552-1953
Primary Part NumberH74
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnetika Inc
StatusACTIVE
Inclosure TypeHERMETICALLY SEALED
Body Width3.062 INCHES MAXIMUM IN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Mounting Facility Quantity4 SINGLE GROUP
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Reliability IndicatorNOT ESTABLISHED
Inductance Rating6.50 HENRY MINIMUM AND 11.00 HENRY MAXIMUM SINGLE COMPONENT SINGLE WINDING
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Thread Quantity Per Inch32 SINGLE GROUP
Terminal Type and Quantity2 STANDOFF, SOLDER LUG
Center to Center Distance Between Mounting Facilities Parallel to Length2.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Quantity1 SINGLE COMPONENT
Winding Operating Current150.0 MILLIAMPERES DC MINIMUM AND 215.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Center to Center Distance Between Mounting Facilities Parallel to Width2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
DC Resistance Rating in Ohms135.000 SINGLE COMPONENT SINGLE WINDING
Body Length3.562 INCHES MAXIMUM IN
Inductance TypeSWINGING
Body Height3.875 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3455-00-268-9690 INTERCHANGEABLE
File,rotary
5110-00-555-88685110-00-555-8868 INTERCHANGEABLE
Hatchet,broad
General Services Administration Federal Supply Service
Cross-Reference Index
Part NumberManufacturer
H74 PRIMARY Magnetika Inc (USA)
H74 United Transformer Corp Sub of Opt Industries Inc (USA)
Related Parts
3455-00-268-9690INTERCHANGEABLE
FILE,ROTARY
5110-00-555-8868INTERCHANGEABLE
HATCHET,BROAD
5110-00-555-8868

Frequently Asked Questions

What is NSN 5950-00-552-1953?

NSN 5950-00-552-1953 is a Reactor, manufactured by Magnetika Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-552-1953?

NSN 5950-00-552-1953 has 2 cross-referenced part numbers: H74 (Magnetika Inc), H74 (United Transformer Corp Sub of Opt Industries Inc).

What NSN replaces 5950-00-552-1953?

There are 2 known substitutes for 5950-00-552-1953: 3455-00-268-9690, 5110-00-555-8868. Verify interchangeability with system specifications before substitution.

What are the specifications of H74?

Key specifications for H74: Inclosure Type: HERMETICALLY SEALED; Body Width: 3.062 INCHES MAXIMUM IN; Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING; Mounting Facility Quantity: 4 SINGLE GROUP. 20 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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