Product Details | SPARK PLUG

2920-00-900-2921 An item containing two or more electrodes across which an electric spark is discharged to ignite a fuel and air mixture, primarily in internal combustion engines. Excludes GLOW PLUG; and ELECTRODE.20229200048Engine Electrical System Components, Nonaircraft29250058Engine Electrical System Components, Aircraft Prime Moving

Part Alternates: WS506, AL82, H18Y, 2920-00-900-2921, 00-900-2921, 2920009002921, 009002921

Engine Accessories | Engine Electrical System Components, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 01 JAN 1960 00-900-2921

Drawings & Photos | NSN 2920-00-900-2921


Cross Reference | NSN 2920-00-900-2921

Part Number Cage Code Manufacturer
AL82 23040 FORD MOTOR CO FORD PARTS AND SERVICE DIV
AL82 57526 FORD MOTOR CO
H18Y 0AFL4 CHAMPION AEROSPACE LLC DIV CHAMPION AEROSPACE, LLC
WS506 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES

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Technical Data | NSN 2920-00-900-2921

Characteristic Specifications
BODY STYLE A11 UNSHIELDED, SOLID OR THREADED POST, GASKET SEAT
REACH LENGTH 0.437 INCHES NOMINAL
WIDTH ACROSS FLATS 0.812 INCHES NOMINAL
SEAT MAJOR DIAMETER 0.812 INCHES MAXIMUM
HEIGHT ABOVE MOUNTING SURFACE ANY ACCEPTABLE
ELECTRODE STYLE B2 SINGLE SAWED GAP GROUND ELECTRODE
THREAD SIZE AND SERIES/TYPE DESIGNATOR AND LOCATION 14-1.25MM BASE
MEAN EFFECTIVE PRESSURE RATING 172.0 POUNDS PER SQUARE INCH NOMINAL
USAGE DESIGN ENGINE OTHER THAN AIRCRAFT
SPECIAL FEATURES EXTENDED ELECTRODE TIP STYLE
NONDEFINITIVE SPEC/STD DATA 3 TYPE AND B CLASS
DEPARTURE FROM CITED DESIGNATOR AS MODIFIEDBY FEAT
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE WS506

Restrictions/Controls & Freight Information | NSN 2920-00-900-2921

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information