| DISTANCE BETWEEN PIN BOSSES | 1.625 INCHES NOMINAL |
| DISTANCE FROM PIN HOLE CENTER TO EXTREME TOP | 2.344 INCHES NOMINAL |
| CARBON GROOVE | NOT INCLUDED |
| DIAMETER | 4.250 INCHES NOMINAL |
| FINISHED SIZE DESIGNATION | STANDARD |
| FSC APPLICATION DATA | GASOLINE ENGINE,NON-AIRCRAFT |
| HEAD STYLE | FLAT |
| OVERALL HEIGHT | 4.500 INCHES NOMINAL |
| MATERIAL | ALUMINUM |
| OIL GROOVE | NOT INCLUDED |
| SKIRT BOTTOM CUTAWAY FEATURE | NOT INCLUDED |
| SKIRT TYPE | SOLID |
| PIN HOLE BUSHING | NOT INCLUDED |
| PIN TYPE FOR WHICH DESIGNED | FLOATING |
| PINHOLE DIAMETER | 0.9995 INCHES MINIMUM AND 0.9998 INCHES MAXIMUM |
| PIN | NOT INCLUDED |
| RETAINING RING GROOVE | INCLUDED |
| RING GROOVE DIAMETER | 3.821 INCHES MINIMUM AND 3.825 INCHES MAXIMUM THIRD RING |
| RING GROOVE DIAMETER | 3.861 INCHES MINIMUM AND 3.875 INCHES MAXIMUM FIRST RING |
| RING GROOVE DIAMETER | 3.861 INCHES MINIMUM AND 3.875 INCHES MAXIMUM SECOND RING |
| RING GROOVE QUANTITY | 4 |
| RING GROOVE WIDTH | 0.1255 INCHES MINIMUM AND 0.1265 INCHES MAXIMUM SECOND RING |
| RING GROOVE WIDTH | 0.1575 INCHES MINIMUM AND 0.1585 INCHES MAXIMUM FIRST RING |
| RING GROOVE WIDTH | 0.1880 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM THIRD RING |
| RING | NOT INCLUDED |
| WEIGHT | 38.000 OUNCES |
| SURFACE FINISH | FINISHED |
| SURFACE TREATMENT | TIN |