PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21001566Reactor

Sypris Electronics, Llc · NSN 5950-00-905-4766 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-905-4766 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-905-4766. Primary manufacturer part number: 21001566.
Features
  • Reactor — FSC 5950
  • Mounting Method: TERMINAL SINGLE GROUP
  • Inductance Rating: 528.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
  • Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING
  • DC Resistance Rating in Ohms: 160.000 SINGLE COMPONENT SINGLE WINDING
  • Inductance Type: FIXED
  • Body Outside Diameter: 0.690 INCHES NOMINAL IN
  • Terminal Type and Quantity: 2 WIRE LEAD
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-905-4766, 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 Sypris Electronics, Llc. Government technical data includes 11 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-905-4766
Primary Part Number21001566
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerSypris Electronics, Llc
StatusACTIVE
Mounting MethodTERMINAL SINGLE GROUP
Inductance Rating528.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
DC Resistance Rating in Ohms160.000 SINGLE COMPONENT SINGLE WINDING
Inductance TypeFIXED
Body Outside Diameter0.690 INCHES NOMINAL IN
Terminal Type and Quantity2 WIRE LEAD
Winding Quantity1 SINGLE COMPONENT
Body Length0.420 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeFULLY INCLOSED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3805-00-163-565825010 INTERCHANGEABLE
Pulley
Komatsu America Corporation
5330-00-217-8668F145U101 INTERCHANGEABLE
Gasket
Sealcraft Corporation
5330-00-815-149262002 INTERCHANGEABLE
Seal,plain Encased
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5950-00-865-128425-010 INTERCHANGEABLE
Reactor
Natel Engineering Company, Llc Div Natel Chatsworth Division
6520-01-119-63849004798 INTERCHANGEABLE
Caliper,dental
Henry Schein, Inc.
2825-01-177-374425010-VTR401-2 INTERCHANGEABLE
Ring,shrink
Abb Inc.
5330-01-255-9275 INTERCHANGEABLE
Seal,plain
6515-01-294-554225010 INTERCHANGEABLE
Drill,twist,bone
Nobelpharma Usa Inc
5998-01-345-1526 INTERCHANGEABLE
Printed Circuit Board
6650-01-459-394625010 INTERCHANGEABLE
Fixture,test,optical Equipment
Oriel Corp
Cross-Reference Index
Part NumberManufacturer
25010 Magnetika Inc (USA)
21001566 PRIMARY Sypris Electronics, Llc (USA)
Related Parts
3805-00-163-5658INTERCHANGEABLE
PULLEY
25010
5330-00-217-8668INTERCHANGEABLE
GASKET
F145U101
5330-00-815-1492INTERCHANGEABLE
SEAL,PLAIN ENCASED
62002
5950-00-865-1284INTERCHANGEABLE
REACTOR
25-010
6520-01-119-6384INTERCHANGEABLE
CALIPER,DENTAL
9004798
2825-01-177-3744INTERCHANGEABLE
RING,SHRINK
25010-VTR401-2
5330-01-255-9275INTERCHANGEABLE
SEAL,PLAIN
6515-01-294-5542INTERCHANGEABLE
DRILL,TWIST,BONE
25010
5998-01-345-1526INTERCHANGEABLE
PRINTED CIRCUIT BOARD
6650-01-459-3946INTERCHANGEABLE
FIXTURE,TEST,OPTICAL EQUIPMENT
25010
5120-01-528-3916INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT
5331-01-561-1019INTERCHANGEABLE
O-RING
25-010

Frequently Asked Questions

What is NSN 5950-00-905-4766?

NSN 5950-00-905-4766 is a Reactor, manufactured by Sypris Electronics, Llc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-905-4766?

NSN 5950-00-905-4766 has 2 cross-referenced part numbers: 25010 (Magnetika Inc), 21001566 (Sypris Electronics, Llc).

What NSN replaces 5950-00-905-4766?

There are 12 known substitutes for 5950-00-905-4766: 3805-00-163-5658, 5330-00-217-8668, 5330-00-815-1492 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21001566?

Key specifications for 21001566: Mounting Method: TERMINAL SINGLE GROUP; Inductance Rating: 528.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING; Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING; DC Resistance Rating in Ohms: 160.000 SINGLE COMPONENT SINGLE WINDING. 11 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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