PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WX5666Spark Gap

Raytheon Company Dba Raytheon Co · NSN 5985-00-315-3125 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-315-3125 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-315-3125. Primary manufacturer part number: WX5666.
Features
  • Spark Gap — FSC 5985
  • 5 verified cross-references
  • Primary manufacturer: Raytheon Company Dba Raytheon Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Spark Gap, cataloged under National Stock Number 5985-00-315-3125, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Raytheon Company Dba Raytheon Co. This item has 5 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.

Catalog Facts
Item NameSpark Gap
FSC / FSG5985 — No Item Name Available (FSG 59)
ManufacturersRaytheon Company Dba Raytheon Co (CAGE 3B150); Naval Ship Systems Command (CAGE 80064); Raytheon Company Div Corp (CAGE 49956)
Technical Specifications
ParameterValue
NSN5985-00-315-3125
Primary Part NumberWX5666
Item NameSpark Gap
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5905-00-144-846643-1B12P1 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Clarostat Sensors and Controls
5133-00-228-1382 INTERCHANGEABLE
Drill,twist
5950-00-229-5017 INTERCHANGEABLE
Transformer,radio Frequency
5315-00-276-434610199 INTERCHANGEABLE
Pin,straight,headed
Garwood/feller Inc Garwood Winch Div
3120-00-661-740410-249 INTERCHANGEABLE
Bearing,sleeve
Clausing Corp
5965-00-715-615969B37519-2 INTERCHANGEABLE
Shell,earphone
Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss)
5340-00-849-7517 INTERCHANGEABLE
Hardware Kit,electronic Equipmen
2920-01-102-354910-249 INTERCHANGEABLE
Generator,engine Accessory
Motorola Automotive Electronics
5365-01-151-2973 INTERCHANGEABLE
Shim
1680-01-258-905810249 INTERCHANGEABLE
Strap,webbing
Campbell W D Co the
Cross-Reference Index
Part NumberManufacturer
WX5666 PRIMARY Raytheon Company Dba Raytheon Co (USA)
M33CW7SUB7 PRIMARY Raytheon Company Dba Raytheon Co (USA)
10249 PRIMARY Naval Ship Systems Command (USA)
M33CW7SUB7 Raytheon Company Div Corp (USA)
WX5666 Raytheon Company Div Corp (USA)
Related Parts
5905-00-144-8466INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
43-1B12P1
5133-00-228-1382INTERCHANGEABLE
DRILL,TWIST
5950-00-229-5017INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5315-00-276-4346INTERCHANGEABLE
PIN,STRAIGHT,HEADED
10199
3120-00-661-7404INTERCHANGEABLE
BEARING,SLEEVE
10-249
5965-00-715-6159INTERCHANGEABLE
SHELL,EARPHONE
69B37519-2
5340-00-849-7517INTERCHANGEABLE
HARDWARE KIT,ELECTRONIC EQUIPMEN
2920-01-102-3549INTERCHANGEABLE
GENERATOR,ENGINE ACCESSORY
10-249
5365-01-151-2973INTERCHANGEABLE
SHIM
1680-01-258-9058INTERCHANGEABLE
STRAP,WEBBING
10249
5962-01-259-9941INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5310-01-294-4200INTERCHANGEABLE
WASHER,KEY
10249

Frequently Asked Questions

What is NSN 5985-00-315-3125?

NSN 5985-00-315-3125 is a Spark Gap, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-315-3125?

NSN 5985-00-315-3125 has 5 cross-referenced part numbers: WX5666 (Raytheon Company Dba Raytheon Co), M33CW7SUB7 (Raytheon Company Dba Raytheon Co), 10249 (Naval Ship Systems Command), M33CW7SUB7 (Raytheon Company Div Corp), WX5666 (Raytheon Company Div Corp).

What NSN replaces 5985-00-315-3125?

There are 12 known substitutes for 5985-00-315-3125: 5905-00-144-8466, 5133-00-228-1382, 5950-00-229-5017 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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