PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27818Coil,radio Frequency

Vanguard Electronics, Llc · NSN 5950-00-921-4256 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-921-4256 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-921-4256. Primary manufacturer part number: 27818.
Features
  • Coil,radio Frequency — FSC 5950
  • Inductance Rating: 2.70 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
  • Core Construction: S0LID SINGLE COMPONENT
  • Maximum Operating Temp: 125.0 CELSIUS DEGC
  • Quality Factor: 46 MINIMUM SINGLE COMPONENT SINGLE WINDING
  • Test Data Document: 81349-MIL-C-15305 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • DC Resistance Rating in Ohms: 0.280 SINGLE COMPONENT SINGLE WINDING
  • Inclosure Type: FULLY INCLOSED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coil,radio Frequency, cataloged under National Stock Number 5950-00-921-4256, 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 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-921-4256
Primary Part Number27818
Item NameCoil,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerVanguard Electronics, Llc
StatusACTIVE
Inductance Rating2.70 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Core ConstructionS0LID SINGLE COMPONENT
Maximum Operating Temp125.0 CELSIUS DEGC
Quality Factor46 MINIMUM SINGLE COMPONENT SINGLE WINDING
Test Data Document81349-MIL-C-15305 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
DC Resistance Rating in Ohms0.280 SINGLE COMPONENT SINGLE WINDING
Inclosure TypeFULLY INCLOSED
Terminal Type and Quantity2 WIRE LEAD
Body Length0.430 INCHES MAXIMUM IN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Mounting MethodTERMINAL SINGLE GROUP
Features ProvidedTINNED WIRE LEADS
Winding Operating Current950.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Specification/standard Data96906-MS90537 GOVERNMENT STANDARD
Reliability IndicatorNOT ESTABLISHED
Coil Form TypeSOLID SINGLE COMPONENT
Overall Diameter0.167 INCHES MAXIMUM IN
Body Outside Diameter0.147 INCHES MINIMUM AND 0.167 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5905-00-226-030327-818 INTERCHANGEABLE
Resistor,adjustable
Raytheon Company Dba Raytheon Co
5970-00-284-959127818 INTERCHANGEABLE
Insulator,standoff
W. S. Wilson Corp Div W. S. Wilson Corporation
1560-00-469-713225981-4 INTERCHANGEABLE
Armor,supplemental,small Arms-Fr
Saint-Gobain Abrasives Inc
6625-00-519-2204259814 INTERCHANGEABLE
Test Set,insulation Breakdown
Honeywell International Inc. Div Aerospace - Torrance
5950-00-921-3416 INTERCHANGEABLE
Coil,radio Frequency
5950-00-929-2749 INTERCHANGEABLE
Coil,radio Frequency
5940-00-997-005927818 INTERCHANGEABLE
Terminal,lug
Prestolite Electric Inc
5950-01-008-1996 INTERCHANGEABLE
Coil,radio Frequency
4720-01-084-71052781-8 INTERCHANGEABLE
Hose,nonmetallic
Danfoss Power Solutions II, Llc
1560-01-680-76312-5981-4 INTERCHANGEABLE
Support,structural Component,air
The Boeing Company Div Defense
Cross-Reference Index
Part NumberManufacturer
27818 Vanguard Electronics, Llc (USA)
LT4K259 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
038952-0014 Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
2598-14 American Precision Industries Inc. (USA)
MS90537-18 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-15305 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
90537-18 Nytronics Inc (USA)
SSD2.7 West Cap Arizona (USA)
15S02R7K Airco Inc Airco Electronics (USA)
2307-272 American Precision Industries Inc. (USA)
Related Parts
5905-00-226-0303INTERCHANGEABLE
RESISTOR,ADJUSTABLE
27-818
5970-00-284-9591INTERCHANGEABLE
INSULATOR,STANDOFF
27818
1560-00-469-7132INTERCHANGEABLE
ARMOR,SUPPLEMENTAL,SMALL ARMS-FR
25981-4
6625-00-519-2204INTERCHANGEABLE
TEST SET,INSULATION BREAKDOWN
259814
5950-00-921-3416INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-00-929-2749INTERCHANGEABLE
COIL,RADIO FREQUENCY
5940-00-997-0059INTERCHANGEABLE
TERMINAL,LUG
27818
5950-01-008-1996INTERCHANGEABLE
COIL,RADIO FREQUENCY
4720-01-084-7105INTERCHANGEABLE
HOSE,NONMETALLIC
2781-8
1560-01-680-7631INTERCHANGEABLE
SUPPORT,STRUCTURAL COMPONENT,AIR
2-5981-4

Frequently Asked Questions

What is NSN 5950-00-921-4256?

NSN 5950-00-921-4256 is a Coil,radio Frequency, manufactured by Vanguard Electronics, Llc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-921-4256?

NSN 5950-00-921-4256 has 10 cross-referenced part numbers: 27818 (Vanguard Electronics, Llc), LT4K259 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 038952-0014 (Thales Usa, Inc. Div Air Mobility Solutions ("ams")), 2598-14 (American Precision Industries Inc.), MS90537-18 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.

What NSN replaces 5950-00-921-4256?

There are 10 known substitutes for 5950-00-921-4256: 5905-00-226-0303, 5970-00-284-9591, 1560-00-469-7132 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 27818?

Key specifications for 27818: Special Features: ELECTRO-MAGNETIC SHIELD; Inductance Rating: 2.70 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING; Core Construction: S0LID SINGLE COMPONENT; Maximum Operating Temp: 125.0 CELSIUS DEGC. 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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