Part Details | SPARK PLUG
2920-00-516-6777 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: C27, WP506TYPE1, 2920-00-516-6777, 00-516-6777, 2920005166777, 005166777
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
29 | JAN 01, 1963 | 00-516-6777 | 00294 ( SPARK PLUG ) |
REFERENCE DRAWINGS & PICTURES
UNSHIELDED, SOLID POST, GASKET SEAT

SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)

Cross Reference | NSN 2920-00-516-6777
Part Number | Cage Code | Manufacturer |
---|---|---|
C27 | 0AFL4 | CHAMPION AEROSPACE LLC |
WP506TYPE1 | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
Technical Data | NSN 2920-00-516-6777
Characteristic | Specifications |
---|---|
BODY STYLE | UNSHIELDED, SOLID POST, GASKET SEAT |
REACH LENGTH | 0.500 INCHES NOMINAL |
WIDTH ACROSS FLATS | 0.875 INCHES NOMINAL |
SEAT MAJOR DIAMETER | 0.969 INCHES MAXIMUM |
ELECTRODE STYLE | 1 SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4) |
THREAD SIZE AND SERIES/TYPE DESIGNATOR AND LOCATION | 18-1.5MM BASE |
MEAN EFFECTIVE PRESSURE RATING | 140.0 POUNDS PER SQUARE INCH MINIMUM AND 200.0 POUNDS PER SQUARE INCH MAXIMUM |
USAGE DESIGN | ENGINE OTHER THAN AIRCRAFT |
NONDEFINITIVE SPEC/STD DATA | 1 TYPE |