| BODY STYLE | UNSHIELDED, THREADED POST, TAPERED SEAT |
| USAGE DESIGN | ENGINE OTHER THAN AIRCRAFT |
| ELECTRODE STYLE | TWO ROUND GROUND ELECTRODE |
| THREAD SIZE AND SERIES/TYPE DESIGNATOR | 1/2-14 NPT BASE |
| REACH LENGTH | 1.250 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.937 INCHES NOMINAL |
| SEAT MAJOR DIAMETER | 0.780 INCHES NOMINAL |
| HEIGHT ABOVE MOUNTING SURFACE | 2.300 INCHES NOMINAL |
| MEAN EFFECTIVE PRESSURE RATING | 118.0 POUNDS PER SQUARE INCH NOMINAL |
| SPECIAL FEATURES | SLOW SPEED,GAS ENGINE DESIGN |