NSN 2920-00-820-4578
Part Details | SPARK PLUG
2920-00-820-4578 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: 5568970, R44, R44, R44, 5568970, 5568970, 2920-00-820-4578, 00-820-4578, 2920008204578, 008204578
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
29 | JAN 01, 1963 | 00-820-4578 | 00294 ( SPARK PLUG ) |
REFERENCE DRAWINGS & PICTURES
UNSHIELDED, THREADED POST, GASKET SEAT

SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)

Cross Reference | NSN 2920-00-820-4578
Part Number | Cage Code | Manufacturer |
---|---|---|
5568970 | 24617 | GENERAL MOTORS CORP |
R44 | 24617 | GENERAL MOTORS CORP |
R44 | 70040 | GENERAL MOTORS LLCDBA GENERAL MOTORS |
R44 | 7X677 | GENERAL MOTORS LLCDBA GENERAL MOTORS |
5568970 | 70040 | GENERAL MOTORS LLCDBA GENERAL MOTORS |
5568970 | 7X677 | GENERAL MOTORS LLCDBA GENERAL MOTORS |
Technical Data | NSN 2920-00-820-4578
Characteristic | Specifications |
---|---|
BODY STYLE | UNSHIELDED, THREADED POST, GASKET SEAT |
REACH LENGTH | 0.375 INCHES NOMINAL |
WIDTH ACROSS FLATS | 0.812 INCHES NOMINAL |
SEAT MAJOR DIAMETER | 0.812 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 |