NSN 2920-00-540-8343

Part Details | SPARK PLUG

2920-00-540-8343 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.

Alternate Parts: J12, WS506, A11, 48, 48, M11, 2920-00-540-8343, 00-540-8343, 2920005408343, 005408343

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
29JAN 01, 196300-540-834300294 ( SPARK PLUG )
REFERENCE DRAWINGS & PICTURES

UNSHIELDED, SOLID POST, GASKET SEAT

SPARK PLUG | 2920-00-540-8343, 005408343

SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)

SPARK PLUG | 2920-00-540-8343, 005408343
Cross Reference | NSN 2920-00-540-8343
Part Number Cage Code Manufacturer
J120AFL4CHAMPION AEROSPACE LLC
WS50681348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
A1126377FORD MOTOR COGENERAL PARTS DIVISION
4870040GENERAL MOTORS LLCDBA GENERAL MOTORS
487X677GENERAL MOTORS LLCDBA GENERAL MOTORS
M1103657ZELLER CORP THE
Technical Data | NSN 2920-00-540-8343
Characteristic Specifications
BODY STYLE1 UNSHIELDED, SOLID POST, GASKET SEAT
REACH LENGTH0.375 INCHES NOMINAL
WIDTH ACROSS FLATS0.812 INCHES NOMINAL
SEAT MAJOR DIAMETER0.812 INCHES MAXIMUM
HEIGHT ABOVE MOUNTING SURFACE2.300 INCHES NOMINAL
ELECTRODE STYLE SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)
THREAD SIZE AND SERIES/TYPE DESIGNATOR AND LOCATION 14-1.25MM BASE
MEAN EFFECTIVE PRESSURE RATING100.0 POUNDS PER SQUARE INCH MINIMUM AND 115.0 POUNDS PER SQUARE INCH MAXIMUM
USAGE DESIGN ENGINE OTHER THAN AIRCRAFT
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.).
NONDEFINITIVE SPEC/STD DATA3 TYPE AND B CLASS