PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F4Delay Line

Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil · NSN 5999-00-973-6309 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-973-6309 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-973-6309. Primary manufacturer part number: F4.
Features
  • Delay Line — FSC 5999
  • Body Diameter: 0.375 INCHES NOMINAL IN
  • Attenuation in Decibels: 0.999
  • Pulse Rise Time Rating: 0.1 MICROSECONDS US
  • Operating Temp Range: -55.0 TO 65.0 CELSIUS DEGC
  • Body Length: 4.750 INCHES NOMINAL IN
  • Input Impedance Rating: 1800.000 OHMS
  • Specification/standard Data: 96214-404095 MANUFACTURERS SPECIFICATION CONTROL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Delay Line, cataloged under National Stock Number 5999-00-973-6309, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-973-6309
Primary Part NumberF4
Item NameDelay Line
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerEsc Control Electronics Llc Dba Control Electronics Division of Fil-Coil
StatusACTIVE
Body Diameter0.375 INCHES NOMINAL IN
Attenuation in Decibels0.999
Pulse Rise Time Rating0.1 MICROSECONDS US
Operating Temp Range-55.0 TO 65.0 CELSIUS DEGC
Body Length4.750 INCHES NOMINAL IN
Input Impedance Rating1800.000 OHMS
Specification/standard Data96214-404095 MANUFACTURERS SPECIFICATION CONTROL
Section Delay Time0.380 MICROSECONDS MINIMUM SINGLE SECTION AND 0.420 MICROSECONDS MAXIMUM SINGLE SECTION US
Signal Delay MethodTRANSMISSION LINE
Mounting Facility Quantity3
Individual Section Quantity1
Mounting FacilityTERMINAL
Output Impedance Rating1800.000 OHMS
Inclosure TypeHERMETICALLY SEALED
Terminal Type and Quantity3 WIRE LEADS
Body StyleCYLINDRICAL
Body Diameter0.375 INCHES NOMINAL IN
Attenuation in Decibels0.999
Pulse Rise Time Rating0.1 MICROSECONDS US
Operating Temp Range-55.0 TO 65.0 CELSIUS DEGC
Body Length4.750 INCHES NOMINAL IN
Input Impedance Rating1800.000 OHMS
Specification/standard Data96214-404095 MANUFACTURERS SPECIFICATION CONTROL
Section Delay Time0.380 MICROSECONDS MINIMUM SINGLE SECTION AND 0.420 MICROSECONDS MAXIMUM SINGLE SECTION US
Signal Delay MethodTRANSMISSION LINE
Mounting Facility Quantity3
Individual Section Quantity1
Mounting FacilityTERMINAL
Output Impedance Rating1800.000 OHMS
Inclosure TypeHERMETICALLY SEALED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeY
Verified Substitutes 12
6240-00-014-28701066620-1 INTERCHANGEABLE
Lamp,glow
Raytheon Company Dba Raytheon Co
3110-00-108-9336ERG213 INTERCHANGEABLE
Bearing,ball,annular
Chief of Engineers Dept of Army
3110-00-157-19081000R59 INTERCHANGEABLE
Bearing,ball,annular
Raytheon Company Dba Raytheon Co
4210-00-374-3391 INTERCHANGEABLE
Plate,check Valve
4330-00-405-0108 INTERCHANGEABLE
Filter Element,fluid
2990-00-506-49265569546 INTERCHANGEABLE
Insulator Assy,air
Rolls-Royce Solutions America Inc
5961-00-814-6097 INTERCHANGEABLE
Semiconductor Device,diode
3110-00-891-5188 INTERCHANGEABLE
Bearing,ball,annular
4910-01-276-7646 INTERCHANGEABLE
Jack,dolly Type,hydraulic
3010-01-308-1896 INTERCHANGEABLE
Coupling,shaft,flexible
Cross-Reference Index
Part NumberManufacturer
235W Micro Networks Corporation (USA)
F4 PRIMARY Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil (USA)
404095-1 Raytheon Company Dba Raytheon (USA)
Related Parts
6240-00-014-2870INTERCHANGEABLE
LAMP,GLOW
1066620-1
3110-00-108-9336INTERCHANGEABLE
BEARING,BALL,ANNULAR
ERG213
3110-00-157-1908INTERCHANGEABLE
BEARING,BALL,ANNULAR
1000R59
4210-00-374-3391INTERCHANGEABLE
PLATE,CHECK VALVE
4330-00-405-0108INTERCHANGEABLE
FILTER ELEMENT,FLUID
2990-00-506-4926INTERCHANGEABLE
INSULATOR ASSY,AIR
5569546
5961-00-814-6097INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
3110-00-891-5188INTERCHANGEABLE
BEARING,BALL,ANNULAR
4910-01-276-7646INTERCHANGEABLE
JACK,DOLLY TYPE,HYDRAULIC
3010-01-308-1896INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
5315-01-315-0035INTERCHANGEABLE
PIN,LOCK,DETENT
5961-01-467-0882INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N2070

Frequently Asked Questions

What is NSN 5999-00-973-6309?

NSN 5999-00-973-6309 is a Delay Line, manufactured by Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-973-6309?

NSN 5999-00-973-6309 has 3 cross-referenced part numbers: 235W (Micro Networks Corporation), F4 (Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil), 404095-1 (Raytheon Company Dba Raytheon).

What NSN replaces 5999-00-973-6309?

There are 12 known substitutes for 5999-00-973-6309: 6240-00-014-2870, 3110-00-108-9336, 3110-00-157-1908 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of F4?

Key specifications for F4: Body Diameter: 0.375 INCHES NOMINAL IN; Attenuation in Decibels: 0.999; Pulse Rise Time Rating: 0.1 MICROSECONDS US; Operating Temp Range: -55.0 TO 65.0 CELSIUS DEGC. 30 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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