NSN 2920-00-287-8818

Part Details | SPARK PLUG

2920-00-287-8818 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: WS506TYPE2CLASSB, 71X164, B4S, SP204B4S, 2920-00-287-8818, 00-287-8818, 2920002878818, 002878818

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
29JAN 01, 196300-287-881800294 ( SPARK PLUG )
REFERENCE DRAWINGS & PICTURES

ELECTRICALLY SHIELDED, FULL INSULATOR, GASKET SEAT

SPARK PLUG | 2920-00-287-8818, 002878818

SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)

SPARK PLUG | 2920-00-287-8818, 002878818
Cross Reference | NSN 2920-00-287-8818
Part Number Cage Code Manufacturer
WS506TYPE2CLASSB81348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
71X16458849FMC TECHNOLOGIES INCDIV MATERIAL HANDLING SOLUTIONS
B4S26377FORD MOTOR COGENERAL PARTS DIVISION
SP204B4S14351TELEDYNE CONTINENTAL MOTORSINDUSTRIAL PRODUCTS DIV
Technical Data | NSN 2920-00-287-8818
Characteristic Specifications
BODY STYLE ELECTRICALLY SHIELDED, FULL INSULATOR, GASKET SEAT
REACH LENGTH0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
WIDTH ACROSS FLATS0.875 INCHES NOMINAL
SEAT MAJOR DIAMETER1.000 INCHES NOMINAL
HEIGHT ABOVE MOUNTING SURFACE2.328 INCHES MINIMUM AND 2.348 INCHES MAXIMUM
TOP TO TERMINAL CONTACT DISTANCE1.000 INCHES NOMINAL
TOP TO SHIELD THREAD DISTANCE0.125 INCHES NOMINAL
SHIELD THREAD LENGTH0.375 INCHES NOMINAL
TERMINAL SLEEVE INSIDE DIAMETER0.378 INCHES MINIMUM AND 0.388 INCHES MAXIMUM
ELECTRODE STYLE SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)
MEAN EFFECTIVE PRESSURE RATING180.0 POUNDS PER SQUARE INCH MINIMUM AND 229.0 POUNDS PER SQUARE INCH MAXIMUM
USAGE DESIGN ENGINE OTHER THAN AIRCRAFT
NONDEFINITIVE SPEC/STD DATA2 TYPE AND B CLASS