PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2247Spark Plug

Allied-Signal Inc Autolite Div · NSN 2920-00-293-5247 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-00-293-5247 — this item is cataloged by the U.S. Government under National Stock Number 2920-00-293-5247. Primary manufacturer part number: 2247.
Features
  • Spark Plug — FSC 2920
  • DC Resistance Rating in Ohms: 10000.0 MINIMUM AND 20000.0 MAXIMUM
  • Test Data Document: 81348-WS506 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.).
  • Reach Length: 0.375 INCHES NOMINAL IN
  • Width Across Flats: 0.812 INCHES NOMINAL IN
  • Body Style: ELECTRICALLY SHIELDED, FULL INSULATOR, GASKET SEAT
  • Electrode Style: SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)
  • Thread Size and Series/type Designator: 5/8-24 UNEF SHIELD
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Spark Plug, cataloged under National Stock Number 2920-00-293-5247, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Allied-Signal Inc Autolite Div. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2920-00-293-5247
Primary Part Number2247
Item NameSpark Plug
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerAllied-Signal Inc Autolite Div
StatusCANCELLED
DC Resistance Rating in Ohms10000.0 MINIMUM AND 20000.0 MAXIMUM
Test Data Document81348-WS506 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.).
Reach Length0.375 INCHES NOMINAL IN
Width Across Flats0.812 INCHES NOMINAL IN
Body StyleELECTRICALLY SHIELDED, FULL INSULATOR, GASKET SEAT
Electrode StyleSINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)
Thread Size and Series/type Designator5/8-24 UNEF SHIELD
Nondefinitive Spec/std Data2 TYPE AND A CLASS
Seat Major Diameter0.938 INCHES NOMINAL IN
Top to Terminal Contact Distance1.000 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN
Height Above Mounting Surface3.250 INCHES NOMINAL IN
Top to Shield Thread Distance0.125 INCHES NOMINAL IN
Pressure Rating115.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 116.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM MEAN EFFECTIVE LBS
Shield Thread Length0.438 INCHES NOMINAL IN
Terminal Sleeve Inside Diameter0.378 INCHES MINIMUM AND 0.387 INCHES MAXIMUM IN
Usage DesignENGINE OTHER THAN AIRCRAFT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-038-7174224-6 INTERCHANGEABLE
Tee,hose
Parker-Hannifin Corp Div Fluid System Connector Division
5331-00-074-228120A11EM246 INTERCHANGEABLE
O-Ring
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
5355-00-160-7108118611 INTERCHANGEABLE
Knob
Telemechanics Inc
5950-00-552-9148 INTERCHANGEABLE
Transformer,power
5331-00-579-7923MS28775-247 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5342-00-679-98672246 INTERCHANGEABLE
Mount,resilient,weapon System
Bushings Inc
4920-00-708-30282247 INTERCHANGEABLE
Wedge,blade Positioning
Marvel Manufacturing Co Div the Marvel Manufacturing Company
2530-00-736-58021107K63 INTERCHANGEABLE
Cover Front Wheel
Meritor Heavy Vehicle Systems, Llc
2920-00-817-87242246 INTERCHANGEABLE
Spark Plug
Allied-Signal Inc Autolite Div
5330-00-983-2782701946 INTERCHANGEABLE
Packing,preformed
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
Cross-Reference Index
Part NumberManufacturer
2247 PRIMARY Allied-Signal Inc Autolite Div (USA)
XEJ12 Champion Aerospace Llc (USA)
AR10S Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
2246 PRIMARY Fetzer's, Inc. Dba Fetzer Architecture Wood Works (USA)
1H4986 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
XEJ12 Champion Aviation Inc Automotive Div (USA)
54420 John Deer Consumer Products Inc (USA)
Related Parts
4730-00-038-7174INTERCHANGEABLE
TEE,HOSE
224-6
5331-00-074-2281INTERCHANGEABLE
O-RING
20A11EM246
5355-00-160-7108INTERCHANGEABLE
KNOB
118611
5950-00-552-9148INTERCHANGEABLE
TRANSFORMER,POWER
5331-00-579-7923INTERCHANGEABLE
O-RING
MS28775-247
5342-00-679-9867INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
2246
4920-00-708-3028INTERCHANGEABLE
WEDGE,BLADE POSITIONING
2247
2530-00-736-5802INTERCHANGEABLE
COVER FRONT WHEEL
1107K63
2920-00-817-8724INTERCHANGEABLE
SPARK PLUG
2246
5330-00-983-2782INTERCHANGEABLE
PACKING,PREFORMED
701946
6515-01-016-0543INTERCHANGEABLE
ELECTRODE,ELECTROCARDIOGRAPH
M2259
5331-01-060-3255INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 2920-00-293-5247?

NSN 2920-00-293-5247 is a Spark Plug, manufactured by Allied-Signal Inc Autolite Div, classified under FSC 2920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2920-00-293-5247?

NSN 2920-00-293-5247 has 7 cross-referenced part numbers: 2247 (Allied-Signal Inc Autolite Div), XEJ12 (Champion Aerospace Llc), AR10S (Ford Motor Co Ford Parts and Service Div Government Part Sales), 2246 (Fetzer's, Inc. Dba Fetzer Architecture Wood Works), 1H4986 (Caterpillar Inc Div Caterpillar Defense) and 2 more.

What NSN replaces 2920-00-293-5247?

There are 12 known substitutes for 2920-00-293-5247: 4730-00-038-7174, 5331-00-074-2281, 5355-00-160-7108 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2247?

Key specifications for 2247: DC Resistance Rating in Ohms: 10000.0 MINIMUM AND 20000.0 MAXIMUM; Test Data Document: 81348-WS506 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.).; Reach Length: 0.375 INCHES NOMINAL IN; Width Across Flats: 0.812 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2920-00-293-5247 still in active supply?

NSN 2920-00-293-5247 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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