| DISTANCE BETWEEN PIN BOSSES | 1.250 INCHES NOMINAL |
| DISTANCE FROM PIN HOLE CENTER TO EXTREME TOP | 2.1184 INCHES MINIMUM AND 2.1900 INCHES MAXIMUM |
| CARBON GROOVE | NOT INCLUDED |
| DIAMETER | 4.250 INCHES NOMINAL |
| FINISHED SIZE DESIGNATION | OVERSIZE |
| FSC APPLICATION DATA | PISTON ASSEMBLIES,GASOLINE RECIPROCATING ENGINE,EXCEPT AIRCRAFT PRIME MOVING AND STARTING ENGINE TYPES |
| HEAD STYLE | FLAT |
| OVERALL HEIGHT | 4.375 INCHES NOMINAL |
| OVERSIZE | 0.030 INCHES NOMINAL |
| MATERIAL | ALUMINUM |
| OIL GROOVE | NOT INCLUDED |
| PIN HOLE BUSHING | NOT INCLUDED |
| PINHOLE DIAMETER | 1.1240 INCHES MINIMUM AND 1.1250 INCHES MAXIMUM |
| PIN | INCLUDED |
| PIN TYPE FOR WHICH DESIGNED | FLOATING |
| RETAINING RING GROOVE | NOT INCLUDED |
| RING GROOVE DIAMETER | 3.844 INCHES MINIMUM AND 3.854 INCHES MAXIMUM FOURTH RING |
| RING GROOVE DIAMETER | 3.884 INCHES MINIMUM AND 3.894 INCHES MAXIMUM FIRST RING |
| RING GROOVE DIAMETER | 3.884 INCHES MINIMUM AND 3.894 INCHES MAXIMUM SECOND RING |
| RING GROOVE DIAMETER | 3.884 INCHES MINIMUM AND 3.894 INCHES MAXIMUM THIRD RING |
| RING GROOVE QUANTITY | 4 |
| RING GROOVE WIDTH | 0.1265 INCHES MINIMUM AND 0.1275 INCHES MAXIMUM FIRST RING |
| RING GROOVE WIDTH | 0.1255 INCHES MINIMUM AND 0.1265 INCHES MAXIMUM SECOND RING |
| RING GROOVE WIDTH | 0.1255 INCHES MINIMUM AND 0.1265 INCHES MAXIMUM THIRD RING |
| RING GROOVE WIDTH | 0.1880 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM FOURTH RING |
| RING | NOT INCLUDED |
| SKIRT BOTTOM CUTAWAY FEATURE | NOT INCLUDED |
| SKIRT SLOT STYLE | BASE TO GROOVE SLOT |
| SKIRT TYPE | FULL SPLIT |
| SURFACE FINISH | FINISHED |
| SURFACE TREATMENT | TIN |