| MRC |
Requirement Statement |
Characteristics |
| AYGM |
SHIELD THREAD LENGTH |
0.335 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AAQL |
BODY STYLE |
ELECTRICALLY SHIELDED, PARTIAL INSULATOR, GASKET SEAT |
| AYGA |
ELECTRODE STYLE |
FOUR GAP GROUND ELECTRODE |
| AFYV |
DC RESISTANCE RATING IN OHMS |
1000.0 NOMINAL |
| AYGJ |
HEIGHT ABOVE MOUNTING SURFACE |
2.469 INCHES MINIMUM AND 2.531 INCHES MAXIMUM |
| ALBY |
USAGE DESIGN |
ENGINE OTHER THAN AIRCRAFT |
| AYGB |
THREAD SIZE AND SERIES/TYPE DESIGNATOR AND LOCATION |
18-1.5MM BASE 3/4-20 UNEF SHIELDING |
| ASDB |
WIDTH ACROSS FLATS |
0.872 INCHES MINIMUM AND 0.878 INCHES MAXIMUM |
| AYGH |
SEAT MAJOR DIAMETER |
0.970 INCHES MAXIMUM |
| AYGN |
BARREL INSIDE DIAMETER |
0.378 INCHES MINIMUM AND 0.386 INCHES MAXIMUM |
| AYGK |
TOP TO TERMINAL CONTACT DISTANCE |
1.500 INCHES NOMINAL |
| AYGL |
TOP TO SHIELD THREAD DISTANCE |
0.105 INCHES MINIMUM AND 0.145 INCHES MAXIMUM |
| AYGP |
TERMINAL SLEEVE INSIDE DIAMETER |
0.290 INCHES NOMINAL |
| AYGF |
MEAN EFFECTIVE PRESSURE RATING |
300.0 POUNDS PER SQUARE INCH NOMINAL |
| AHPM |
REACH LENGTH |
0.792 INCHES MINIMUM AND 0.812 INCHES MAXIMUM |
