PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42122Reactor

Vanguard Electronics, Llc · NSN 5950-01-248-2239 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-248-2239 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-248-2239. Primary manufacturer part number: 42122.
Features
  • Reactor — FSC 5950
  • Inclosure Type: FULLY INCLOSED
  • Winding Quantity: 1 SINGLE COMPONENT
  • Terminal Type and Quantity: 2 PIN
  • Reliability Indicator: NOT ESTABLISHED
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Winding Operating Current: 6.5 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
  • Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-01-248-2239, 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 Vanguard Electronics, Llc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-248-2239
Primary Part Number42122
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerVanguard Electronics, Llc
StatusACTIVE
Inclosure TypeFULLY INCLOSED
Winding Quantity1 SINGLE COMPONENT
Terminal Type and Quantity2 PIN
Reliability IndicatorNOT ESTABLISHED
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Current6.5 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Mounting Facility Quantity1 SINGLE GROUP
Inductance Rating45.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Overall Diameter0.900 INCHES NOMINAL IN
Winding Conductor Size0.03196 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
DC Resistance Rating in Ohms0.012 SINGLE COMPONENT SINGLE WINDING
Turn Quantity25 SINGLE COMPONENT SINGLE WINDING
Rating MethodELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE WINDING
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Frequency Rating55.00 KILOHERTZ MINIMUM AND 80.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2915-00-093-406342122 INTERCHANGEABLE
Guide,element,fuel
Parker Hannifin Corporation Div Aerospace Group Headquarters
5305-00-432-4170 INTERCHANGEABLE
Screw,tapping
2940-00-459-665042122 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
5999-00-674-5784 INTERCHANGEABLE
Heater,thermal Release
5950-01-016-83665905148G1 INTERCHANGEABLE
Transformer,radio Frequency
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
3040-01-309-98764212-2 INTERCHANGEABLE
Lever,remote Control
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
4730-01-515-877942122 INTERCHANGEABLE
Plug,port
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
K-866 Payne Magnetics, Inc. (USA)
632877-01 Bae Systems Controls Inc (USA)
42122 PRIMARY Vanguard Electronics, Llc (USA)
632877-01 Bae Systems Controls Inc. (USA)
ITP-1331-50 Vishay Dale Electronics, Inc. (USA)
Related Parts
2915-00-093-4063INTERCHANGEABLE
GUIDE,ELEMENT,FUEL
42122
5305-00-432-4170INTERCHANGEABLE
SCREW,TAPPING
2940-00-459-6650INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42122
5999-00-674-5784INTERCHANGEABLE
HEATER,THERMAL RELEASE
5950-01-016-8366INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5905148G1
3040-01-309-9876INTERCHANGEABLE
LEVER,REMOTE CONTROL
4212-2
4730-01-515-8779INTERCHANGEABLE
PLUG,PORT
42122

Frequently Asked Questions

What is NSN 5950-01-248-2239?

NSN 5950-01-248-2239 is a Reactor, manufactured by Vanguard Electronics, Llc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-248-2239?

NSN 5950-01-248-2239 has 5 cross-referenced part numbers: K-866 (Payne Magnetics, Inc.), 632877-01 (Bae Systems Controls Inc), 42122 (Vanguard Electronics, Llc), 632877-01 (Bae Systems Controls Inc.), ITP-1331-50 (Vishay Dale Electronics, Inc.).

What NSN replaces 5950-01-248-2239?

There are 7 known substitutes for 5950-01-248-2239: 2915-00-093-4063, 5305-00-432-4170, 2940-00-459-6650 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 42122?

Key specifications for 42122: Inclosure Type: FULLY INCLOSED; Winding Quantity: 1 SINGLE COMPONENT; Terminal Type and Quantity: 2 PIN; Overall Length: 0.500 INCHES NOMINAL IN. 17 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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