PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

684Coil,radio Frequency

Dietz Design Inc · NSN 5950-00-645-4208 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-645-4208 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-645-4208. Primary manufacturer part number: 684.
Features
  • Coil,radio Frequency — FSC 5950
  • Distance Between Mounting Facility Centers: 1.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Reliability Indicator: NOT ESTABLISHED
  • Terminal Type and Quantity: 2 TAB, SOLDER LUG
  • Rating Method: ELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE WINDING
  • Body Outside Diameter: 0.500 INCHES NOMINAL IN
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Thread Quantity Per Inch: 32 SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coil,radio Frequency, cataloged under National Stock Number 5950-00-645-4208, 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 Dietz Design Inc. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5950-00-645-4208
Primary Part Number684
Item NameCoil,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerDietz Design Inc
StatusACTIVE
Distance Between Mounting Facility Centers1.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity2 TAB, SOLDER LUG
Rating MethodELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE WINDING
Body Outside Diameter0.500 INCHES NOMINAL IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Thread Quantity Per Inch32 SINGLE GROUP
Mounting Facility Quantity2 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Coil Form TypeHOLLOW SINGLE COMPONENT
Core ConstructionPOWDERED SINGLE COMPONENT
Adjustment Device Drive TypeSLOTTED SCREW SINGLE COMPONENT
Body Length2.812 INCHES NOMINAL IN
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Turn Quantity770 SINGLE COMPONENT SINGLE WINDING
Inductance Rating3.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Adjustment Method and Quantity1 ADJUSTABLE CORE SINGLE COMPONENT
Winding Conductor Size0.00893 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
DC Resistance Rating in Ohms11.120 SINGLE COMPONENT SINGLE WINDING
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-019-5934684 INTERCHANGEABLE
Strap Retaining Con
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
5910-00-161-6410 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
5120-00-169-7684802841 INTERCHANGEABLE
Inserter,bearing and Bushing
Curtiss-Wright Controls, Inc. Div Actuation Division
5950-00-247-2375 INTERCHANGEABLE
Transformer,power
5975-00-314-6811684 INTERCHANGEABLE
Conduit,metal,rigid
Abb Installation Products Inc
5985-00-427-90112132055-1 INTERCHANGEABLE
Dummy Load,electrical
Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div
5120-00-473-69257082883 INTERCHANGEABLE
Adapter,mechanical Puller
U S Army Tank Automotive Command Amsta-Im-Mm
6240-00-570-9884640 INTERCHANGEABLE
Lamp,incandescent
Industrial Electronic Engineers, Inc.
5325-00-573-3239684 INTERCHANGEABLE
Ring,retaining
Curtiss-Wright Electro-Mechanical Corporation Div Epd
2805-00-589-2443 INTERCHANGEABLE
Ring Set,piston
Cross-Reference Index
Part NumberManufacturer
684 PRIMARY Dietz Design Inc (USA)
Related Parts
5935-00-019-5934INTERCHANGEABLE
STRAP RETAINING CON
684
5910-00-161-6410INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
5120-00-169-7684INTERCHANGEABLE
INSERTER,BEARING AND BUSHING
802841
5950-00-247-2375INTERCHANGEABLE
TRANSFORMER,POWER
5975-00-314-6811INTERCHANGEABLE
CONDUIT,METAL,RIGID
684
5985-00-427-9011INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
2132055-1
5120-00-473-6925INTERCHANGEABLE
ADAPTER,MECHANICAL PULLER
7082883
6240-00-570-9884INTERCHANGEABLE
LAMP,INCANDESCENT
640
5325-00-573-3239INTERCHANGEABLE
RING,RETAINING
684
2805-00-589-2443INTERCHANGEABLE
RING SET,PISTON
6675-00-641-5591INTERCHANGEABLE
TEMPLATE,LETTERING
684
5910-00-668-4842INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC

Frequently Asked Questions

What is NSN 5950-00-645-4208?

NSN 5950-00-645-4208 is a Coil,radio Frequency, manufactured by Dietz Design Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-645-4208?

NSN 5950-00-645-4208 has 1 cross-referenced part number: 684 (Dietz Design Inc).

What NSN replaces 5950-00-645-4208?

There are 12 known substitutes for 5950-00-645-4208: 5935-00-019-5934, 5910-00-161-6410, 5120-00-169-7684 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 684?

Key specifications for 684: Distance Between Mounting Facility Centers: 1.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Reliability Indicator: NOT ESTABLISHED; Terminal Type and Quantity: 2 TAB, SOLDER LUG; Rating Method: ELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE WINDING. 20 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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