| ELECTRODE STYLE | SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4) |
| BARREL INSIDE DIAMETER | 0.468 INCHES NOMINAL |
| BODY STYLE | ELECTRICALLY SHIELDED, PARTIAL INSULATOR, GASKET SEAT |
| DC RESISTANCE RATING IN OHMS | 10000.0 NOMINAL |
| PRESSURE RATING | 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL MEAN EFFECTIVE |
| REACH LENGTH | 0.437 INCHES NOMINAL |
| SEAT MAJOR DIAMETER | 0.875 INCHES NOMINAL |
| SHIELD THREAD LENGTH | 0.375 INCHES NOMINAL |
| TERMINAL SLEEVE INSIDE DIAMETER | 0.380 INCHES NOMINAL |
| THREAD SIZE AND SERIES/TYPE DESIGNATOR | 5/8-24 UNEF SHIELD |
| TOP TO TERMINAL CONTACT DISTANCE | 3.672 INCHES NOMINAL |
| USAGE DESIGN | ENGINE OTHER THAN AIRCRAFT |
| WIDTH ACROSS FLATS | 1.000 INCHES NOMINAL |