PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

90537-56Coil,radio Frequency

Nytronics Inc · NSN 5950-00-884-2591 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-884-2591 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-884-2591. Primary manufacturer part number: 90537-56.
Features
  • Coil,radio Frequency — FSC 5950
  • Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING
  • Body Length: 0.375 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN
  • Reliability Indicator: NOT ESTABLISHED
  • Mounting Method: TERMINAL SINGLE GROUP
  • Terminal Type and Quantity: 2 WIRE LEAD
  • DC Resistance Rating in Ohms: 73.800 SINGLE COMPONENT SINGLE WINDING
  • 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 5950-00-884-2591, 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 Nytronics Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-884-2591
Primary Part Number90537-56
Item NameCoil,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNytronics Inc
StatusACTIVE
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Body Length0.375 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Mounting MethodTERMINAL SINGLE GROUP
Terminal Type and Quantity2 WIRE LEAD
DC Resistance Rating in Ohms73.800 SINGLE COMPONENT SINGLE WINDING
Core ConstructionS0LID SINGLE COMPONENT
Inductance Rating3.90 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Turn Quantity22 SINGLE COMPONENT SINGLE WINDING
Body Outside Diameter0.147 INCHES MINIMUM AND 0.167 INCHES MAXIMUM IN
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.).
Quality Factor43 MINIMUM SINGLE COMPONENT SINGLE WINDING
Features ProvidedTINNED WIRE LEADS
Maximum Operating Temp125.0 CELSIUS DEGC
Inclosure TypeFULLY INCLOSED
Specification/standard Data96906-MS90537 GOVERNMENT STANDARD
Winding Operating Current67.0 MILLIAMPERES DC NOMINAL SINGLE COMPONENT SINGLE WINDING
Coil Form TypeSOLID SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5331-00-197-9582 INTERCHANGEABLE
O-Ring
5905-00-858-0172100F50 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Ward Leonard Ct Llc
5950-01-026-8620 INTERCHANGEABLE
Coil,radio Frequency
5305-01-499-1709278-56 INTERCHANGEABLE
Screw,tapping
Crane Carrier Company, Llc
5120-01-504-9709 INTERCHANGEABLE
Wrench,open End
3110-01-505-3424 INTERCHANGEABLE
Cup,tapered Roller Bearing
Cross-Reference Index
Part NumberManufacturer
90537-56 Nytronics Inc (USA)
SSD3900 West Cap Arizona (USA)
MIL-C-15305 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
27856 Vanguard Electronics, Llc (USA)
LT4K297 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS90537-56 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
15S-392K Airco Inc Airco Electronics (USA)
2307-395 American Precision Industries Inc. (USA)
Related Parts
5331-00-197-9582INTERCHANGEABLE
O-RING
5905-00-858-0172INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
100F50
5950-01-026-8620INTERCHANGEABLE
COIL,RADIO FREQUENCY
5305-01-499-1709INTERCHANGEABLE
SCREW,TAPPING
278-56
5120-01-504-9709INTERCHANGEABLE
WRENCH,OPEN END
3110-01-505-3424INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING

Frequently Asked Questions

What is NSN 5950-00-884-2591?

NSN 5950-00-884-2591 is a Coil,radio Frequency, manufactured by Nytronics Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-884-2591?

NSN 5950-00-884-2591 has 8 cross-referenced part numbers: 90537-56 (Nytronics Inc), SSD3900 (West Cap Arizona), MIL-C-15305 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 27856 (Vanguard Electronics, Llc), LT4K297 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 3 more.

What NSN replaces 5950-00-884-2591?

There are 6 known substitutes for 5950-00-884-2591: 5331-00-197-9582, 5905-00-858-0172, 5950-01-026-8620 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 90537-56?

Key specifications for 90537-56: Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING; Body Length: 0.375 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN; Reliability Indicator: NOT ESTABLISHED; Mounting Method: TERMINAL SINGLE GROUP. 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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