PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

851C1Reactor

Emerson Electric Co White-Rodgers Div · NSN 5950-00-648-3364 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-648-3364 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-648-3364. Primary manufacturer part number: 851C1.
Features
  • Reactor — FSC 5950
  • Inductance Rating: 2.00 HENRY MAXIMUM SINGLE COMPONENT SINGLE WINDING
  • Nominal Thread Size: 0.190 INCHES SINGLE GROUP IN
  • Reliability Indicator: NOT ESTABLISHED
  • Inductance Type: FIXED
  • Winding Operating Current: 500.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
  • Body Width: 4.312 INCHES NOMINAL IN
  • Mounting Facility Quantity: 4 SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-648-3364, 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 Emerson Electric Co White-Rodgers Div. 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-648-3364
Primary Part Number851C1
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerEmerson Electric Co White-Rodgers Div
StatusACTIVE
Inductance Rating2.00 HENRY MAXIMUM SINGLE COMPONENT SINGLE WINDING
Nominal Thread Size0.190 INCHES SINGLE GROUP IN
Reliability IndicatorNOT ESTABLISHED
Inductance TypeFIXED
Winding Operating Current500.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Body Width4.312 INCHES NOMINAL IN
Mounting Facility Quantity4 SINGLE GROUP
Terminal Type and Quantity2 TAB, SOLDER LUG
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Thread Series DesignatorUNF SINGLE GROUP
Winding Quantity1 SINGLE COMPONENT
DC Resistance Rating in Ohms30.000 SINGLE COMPONENT SINGLE WINDING
Body Height3.938 INCHES NOMINAL IN
Thread Quantity Per Inch32 SINGLE GROUP
Body Length3.375 INCHES NOMINAL IN
Inclosure TypeHERMETICALLY SEALED
Center to Center Distance Between Mounting Facilities Parallel to Length2.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Width3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4330-00-392-455912357-09-50-0035 INTERCHANGEABLE
Filter,fluid
Solventum Purification Inc. Div Filtration and Separation Division
5915-00-405-01602891 INTERCHANGEABLE
Network,impedance
Moog Inc.
5955-00-483-549928-9-1 INTERCHANGEABLE
Crystal Unit,quartz
Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled
2520-00-737-83272891 INTERCHANGEABLE
Cover,transmission
Clark Material Handling Company
6610-00-824-86160851C-1 INTERCHANGEABLE
Pitot Tube
Rosemount Aerospace Inc Dba Rosemount Aerospace Inc
2530-00-891-65513780208 INTERCHANGEABLE
Parts Kit,air-Hydraulic Brake SL
General Motors Llc Dba General Motors Llc
3020-00-891-76995135227 INTERCHANGEABLE
Gear,helical
Rolls-Royce Solutions America Inc
4730-01-100-2126 INTERCHANGEABLE
Coupling,drainage Pipe
6625-01-139-2221 INTERCHANGEABLE
Resistor,decade
4820-01-270-64222891 INTERCHANGEABLE
Valve,ball
Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
851C1 Emerson Electric Co White-Rodgers Div (USA)
2891 Gettysburg Engineering Co Inc (USA)
Related Parts
4330-00-392-4559INTERCHANGEABLE
FILTER,FLUID
12357-09-50-0035
5915-00-405-0160INTERCHANGEABLE
NETWORK,IMPEDANCE
2891
5955-00-483-5499INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
28-9-1
2520-00-737-8327INTERCHANGEABLE
COVER,TRANSMISSION
2891
6610-00-824-8616INTERCHANGEABLE
PITOT TUBE
0851C-1
2530-00-891-6551INTERCHANGEABLE
PARTS KIT,AIR-HYDRAULIC BRAKE SL
3780208
3020-00-891-7699INTERCHANGEABLE
GEAR,HELICAL
5135227
4730-01-100-2126INTERCHANGEABLE
COUPLING,DRAINAGE PIPE
6625-01-139-2221INTERCHANGEABLE
RESISTOR,DECADE
4820-01-270-6422INTERCHANGEABLE
VALVE,BALL
2891
7910-01-314-3538INTERCHANGEABLE
BRUSH,SWITCHBOARD

Frequently Asked Questions

What is NSN 5950-00-648-3364?

NSN 5950-00-648-3364 is a Reactor, manufactured by Emerson Electric Co White-Rodgers Div, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-648-3364?

NSN 5950-00-648-3364 has 2 cross-referenced part numbers: 851C1 (Emerson Electric Co White-Rodgers Div), 2891 (Gettysburg Engineering Co Inc).

What NSN replaces 5950-00-648-3364?

There are 11 known substitutes for 5950-00-648-3364: 4330-00-392-4559, 5915-00-405-0160, 5955-00-483-5499 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 851C1?

Key specifications for 851C1: Inductance Rating: 2.00 HENRY MAXIMUM SINGLE COMPONENT SINGLE WINDING; Nominal Thread Size: 0.190 INCHES SINGLE GROUP IN; Reliability Indicator: NOT ESTABLISHED; Inductance Type: FIXED. 19 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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