PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

71A0644-1Reactor

Crane Electronics, Inc. · NSN 5950-00-031-4026 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-031-4026 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-031-4026. Primary manufacturer part number: 71A0644-1.
Features
  • Reactor — FSC 5950
  • Body Length: 1.560 INCHES MAXIMUM IN
  • Winding Operating Current: 4.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
  • Body Height: 0.750 INCHES NOMINAL IN
  • Inclosure Type: FULLY INCLOSED
  • Mounting Method: TERMINAL SINGLE GROUP
  • Inductance Rating: 1.30 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
  • Winding Quantity: 1 SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-031-4026, 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 Crane Electronics, Inc.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-031-4026
Primary Part Number71A0644-1
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerCrane Electronics, Inc.
StatusACTIVE
Body Length1.560 INCHES MAXIMUM IN
Winding Operating Current4.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Body Height0.750 INCHES NOMINAL IN
Inclosure TypeFULLY INCLOSED
Mounting MethodTERMINAL SINGLE GROUP
Inductance Rating1.30 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Winding Quantity1 SINGLE COMPONENT
Inductance TypeFIXED
Terminal Type and Quantity2 WIRE LEAD
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Reliability IndicatorNOT ESTABLISHED
Body Width1.000 INCHES NOMINAL IN
DC Resistance Rating in Ohms0.086 SINGLE COMPONENT SINGLE WINDING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5325-00-282-0793 INTERCHANGEABLE
Ring,retaining
4210-00-653-4160S-809-1-D-9 INTERCHANGEABLE
Ladder,fire,extension-a-Folding
Sam Carbis Solutions Group, Llc
4420-01-415-736740904 INTERCHANGEABLE
Bonnet,fluid Cooler,industrial
Thermal Transfer Products Ltd
6210-01-677-990340904 INTERCHANGEABLE
Retainer,lamp
Energy Focus, Inc. Div Mmm
Cross-Reference Index
Part NumberManufacturer
71A0644-1 Harder Donald C Co Inc (USA)
71A0644-1 PRIMARY Crane Electronics, Inc. (USA)
95526 Harder Donald C Co Inc (USA)
40904 Coast/advanced Chip Magnetics, Inc. (USA)
Related Parts
5325-00-282-0793INTERCHANGEABLE
RING,RETAINING
4210-00-653-4160INTERCHANGEABLE
LADDER,FIRE,EXTENSION-A-FOLDING
S-809-1-D-9
4420-01-415-7367INTERCHANGEABLE
BONNET,FLUID COOLER,INDUSTRIAL
40904
6210-01-677-9903INTERCHANGEABLE
RETAINER,LAMP
40904

Frequently Asked Questions

What is NSN 5950-00-031-4026?

NSN 5950-00-031-4026 is a Reactor, manufactured by Crane Electronics, Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-031-4026?

NSN 5950-00-031-4026 has 4 cross-referenced part numbers: 71A0644-1 (Harder Donald C Co Inc), 71A0644-1 (Crane Electronics, Inc.), 95526 (Harder Donald C Co Inc), 40904 (Coast/advanced Chip Magnetics, Inc.).

What NSN replaces 5950-00-031-4026?

There are 4 known substitutes for 5950-00-031-4026: 5325-00-282-0793, 4210-00-653-4160, 4420-01-415-7367 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 71A0644-1?

Key specifications for 71A0644-1: Body Length: 1.560 INCHES MAXIMUM IN; Winding Operating Current: 4.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING; Body Height: 0.750 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED. 13 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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