PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15S-821KCoil,radio Frequency

Airco Inc Airco Electronics · NSN 5950-00-983-5369 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-983-5369 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-983-5369. Primary manufacturer part number: 15S-821K.
Features
  • Coil,radio Frequency — FSC 5950
  • Winding Conductor Size: 0.02535 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
  • Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING
  • Specification/standard Data: 96906-MS90537 GOVERNMENT STANDARD
  • Inductance Rating: 820.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
  • Features Provided: TINNED WIRE LEADS
  • Overall Diameter: 0.147 INCHES MINIMUM AND 0.167 INCHES MAXIMUM IN
  • Core Construction: S0LID SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coil,radio Frequency, cataloged under National Stock Number 5950-00-983-5369, 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 Airco Inc Airco Electronics. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 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
NSN5950-00-983-5369
Primary Part Number15S-821K
Item NameCoil,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerAirco Inc Airco Electronics
StatusACTIVE
Winding Conductor Size0.02535 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Specification/standard Data96906-MS90537 GOVERNMENT STANDARD
Inductance Rating820.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Features ProvidedTINNED WIRE LEADS
Overall Diameter0.147 INCHES MINIMUM AND 0.167 INCHES MAXIMUM IN
Core ConstructionS0LID SINGLE COMPONENT
Terminal Type and Quantity2 WIRE LEAD
Maximum Operating Temp125.0 CELSIUS DEGC
DC Resistance Rating in Ohms13.000 SINGLE COMPONENT SINGLE WINDING
Inclosure TypeFULLY INCLOSED
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.).
Coil Form TypeSOLID SINGLE COMPONENT
Winding Operating Current152.0 MILLIAMPERES DC NOMINAL SINGLE COMPONENT SINGLE WINDING
Quality Factor57 MINIMUM SINGLE COMPONENT SINGLE WINDING
Mounting MethodTERMINAL SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5945-00-087-62672100607 INTERCHANGEABLE
Solenoid,electrical
Rocker Solenoid Co Dba Rocker Solenoid Co
5133-00-189-9269 INTERCHANGEABLE
Drill,twist
5841-00-318-838913324 INTERCHANGEABLE
Outlet Body
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
4920-00-630-2143 INTERCHANGEABLE
Test Equipment,helicopter Rotor
5985-00-953-1519 INTERCHANGEABLE
Attenuator Subassembly
6130-01-010-6803 INTERCHANGEABLE
Power Supply
5950-01-015-0084 INTERCHANGEABLE
Coil,radio Frequency
5935-01-097-368727-848 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corporation Div Amphenol Rf
5120-01-112-9518 INTERCHANGEABLE
Socket,socket Wrench
5950-01-152-802913324 INTERCHANGEABLE
Transformer,power
Standex Electronics, Inc.
Cross-Reference Index
Part NumberManufacturer
15S-821K Airco Inc Airco Electronics (USA)
SWD820-5PCT Nytronics Inc (USA)
LT4K289 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILC15305 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
90537-48 Nytronics Inc (USA)
MS90537-48 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
L51800800 Kearfott Corporation Div Guidance and Navigation Division (USA)
27848 Vanguard Electronics, Llc (USA)
13324 Vanguard Electronics, Llc (USA)
Related Parts
5945-00-087-6267INTERCHANGEABLE
SOLENOID,ELECTRICAL
2100607
5133-00-189-9269INTERCHANGEABLE
DRILL,TWIST
5841-00-318-8389INTERCHANGEABLE
OUTLET BODY
13324
4920-00-630-2143INTERCHANGEABLE
TEST EQUIPMENT,HELICOPTER ROTOR
5985-00-953-1519INTERCHANGEABLE
ATTENUATOR SUBASSEMBLY
6130-01-010-6803INTERCHANGEABLE
POWER SUPPLY
5950-01-015-0084INTERCHANGEABLE
COIL,RADIO FREQUENCY
5935-01-097-3687INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
27-848
5120-01-112-9518INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5950-01-152-8029INTERCHANGEABLE
TRANSFORMER,POWER
13324
5950-01-196-0963INTERCHANGEABLE
TRANSFORMER,POWER
13324
4820-01-341-5027INTERCHANGEABLE
PISTON,VALVE

Frequently Asked Questions

What is NSN 5950-00-983-5369?

NSN 5950-00-983-5369 is a Coil,radio Frequency, manufactured by Airco Inc Airco Electronics, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-983-5369?

NSN 5950-00-983-5369 has 9 cross-referenced part numbers: 15S-821K (Airco Inc Airco Electronics), SWD820-5PCT (Nytronics Inc), LT4K289 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILC15305 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 90537-48 (Nytronics Inc) and 4 more.

What NSN replaces 5950-00-983-5369?

There are 12 known substitutes for 5950-00-983-5369: 5945-00-087-6267, 5133-00-189-9269, 5841-00-318-8389 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15S-821K?

Key specifications for 15S-821K: Winding Conductor Size: 0.02535 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN; Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING; Specification/standard Data: 96906-MS90537 GOVERNMENT STANDARD; Inductance Rating: 820.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING. 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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