PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B7485527Reactor

Lockheed Martin Corporation Div Rms · NSN 5950-00-646-2856 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-646-2856 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-646-2856. Primary manufacturer part number: B7485527.
Features
  • Reactor — FSC 5950
  • Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING
  • Inductance Rating: 10.00 HENRY MINIMUM SINGLE COMPONENT SINGLE WINDING
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.297 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Current: 100.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
  • Terminal Type and Quantity: 2 TAB, SOLDER LUG
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-646-2856, 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 Lockheed Martin Corporation Div Rms. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-646-2856
Primary Part NumberB7485527
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms
StatusCANCELLED
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Inductance Rating10.00 HENRY MINIMUM SINGLE COMPONENT SINGLE WINDING
Center to Center Distance Between Mounting Facilities Parallel to Length2.297 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Facility Quantity4 SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current100.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Terminal Type and Quantity2 TAB, SOLDER LUG
Body Height3.062 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Length4.250 INCHES NOMINAL IN
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
DC Resistance Rating in Ohms260.000 SINGLE COMPONENT SINGLE WINDING
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width1.859 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Inductance TypeFIXED
Winding Quantity1 SINGLE COMPONENT
Thread Quantity Per Inch32 SINGLE GROUP
Inclosure TypeHERMETICALLY SEALED
Maximum Operating Temp85.0 CELSIUS DEGC
Body Width2.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4820-00-098-5324C1507 INTERCHANGEABLE
Seat,valve
Griswold Industries Dba Cla-Val Co
4940-00-168-2173 INTERCHANGEABLE
Blast Cleaning Machine
4820-00-216-9017C3125G INTERCHANGEABLE
Seat,valve
Griswold Industries Dba Cla-Val Co
5935-00-520-9774ST5M1333-002 INTERCHANGEABLE
Connector,plug,electrical
The Boeing Company Div Defense
1650-00-592-7900W199-16-16.5 INTERCHANGEABLE
Valve,regulating Flow,control
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
1650-00-692-8280W199-16-19.5 INTERCHANGEABLE
Valve,regulating Fl
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
5355-00-761-236619900 INTERCHANGEABLE
Knob
L3harris Technologies, Inc.
5330-00-761-742419900 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
1680-00-931-262819900 INTERCHANGEABLE
Control Assy,landin
Transdigm Inc
5330-00-953-5206223489 INTERCHANGEABLE
Seal,control Valve
Eaton Aerospace, Llc Dba Jackson South
Cross-Reference Index
Part NumberManufacturer
B7485527 Lockheed Martin Corporation Div Rms (USA)
B7485527 General Electric Co Electronic Components Division of Electronic Atomic and Defense Systems Group
C1507 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
19900 Opt Industries Inc Div of Electronika Inc (USA)
B7485527P1 Lockheed Martin Corporation Div Rms (USA)
7485527P1 Lockheed Martin Corporation Div Rms (USA)
7485527P001 Lockheed Martin Corporation Div Rms (USA)
Related Parts
4820-00-098-5324INTERCHANGEABLE
SEAT,VALVE
C1507
4940-00-168-2173INTERCHANGEABLE
BLAST CLEANING MACHINE
4820-00-216-9017INTERCHANGEABLE
SEAT,VALVE
C3125G
5935-00-520-9774INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
ST5M1333-002
1650-00-592-7900INTERCHANGEABLE
VALVE,REGULATING FLOW,CONTROL
W199-16-16.5
1650-00-692-8280INTERCHANGEABLE
VALVE,REGULATING FL
W199-16-19.5
5355-00-761-2366INTERCHANGEABLE
KNOB
19900
5330-00-761-7424INTERCHANGEABLE
SEAL,PLAIN ENCASED
19900
1680-00-931-2628INTERCHANGEABLE
CONTROL ASSY,LANDIN
19900
5330-00-953-5206INTERCHANGEABLE
SEAL,CONTROL VALVE
223489
5310-00-958-9469INTERCHANGEABLE
NUT,PLAIN,HEXAGON
19900
5930-01-217-9171INTERCHANGEABLE
SWITCH,PUSH-PULL
C1507

Frequently Asked Questions

What is NSN 5950-00-646-2856?

NSN 5950-00-646-2856 is a Reactor, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-646-2856?

NSN 5950-00-646-2856 has 7 cross-referenced part numbers: B7485527 (Lockheed Martin Corporation Div Rms), B7485527 (General Electric Co Electronic Components Division of Electronic Atomic and Defense Systems Group), C1507 (Electronic Transformer Corp Div Electronic Transformer Corporation), 19900 (Opt Industries Inc Div of Electronika Inc), B7485527P1 (Lockheed Martin Corporation Div Rms) and 2 more.

What NSN replaces 5950-00-646-2856?

There are 12 known substitutes for 5950-00-646-2856: 4820-00-098-5324, 4940-00-168-2173, 4820-00-216-9017 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B7485527?

Key specifications for B7485527: Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING; Inductance Rating: 10.00 HENRY MINIMUM SINGLE COMPONENT SINGLE WINDING; Center to Center Distance Between Mounting Facilities Parallel to Length: 2.297 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Facility Quantity: 4 SINGLE GROUP. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-646-2856 still in active supply?

NSN 5950-00-646-2856 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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