| DISTANCE BETWEEN PIN BOSSES | 1.500 INCHES NOMINAL |
| DISTANCE FROM PIN HOLE CENTER TO EXTREME TOP | 2.250 INCHES NOMINAL |
| DIAMETER | 3.250 INCHES NOMINAL |
| FINISHED SIZE DESIGNATION | STANDARD |
| HEAD STYLE | CONCAVE |
| INTEGRAL CONNECTING ROD | INCLUDED |
| OVERALL HEIGHT | 3.875 INCHES NOMINAL |
| MATERIAL | ALUMINUM ALLOY |
| OIL GROOVE | INCLUDED |
| OIL PASSAGE TYPE | SLOT |
| SKIRT BOTTOM CUTAWAY FEATURE | NOT INCLUDED |
| SKIRT TYPE | SOLID |
| PIN HOLE BUSHING | NOT INCLUDED |
| PIN TYPE FOR WHICH DESIGNED | LOCKED |
| PINHOLE DIAMETER | 0.750 INCHES NOMINAL |
| PIN | INCLUDED |
| RETAINING RING GROOVE | INCLUDED |
| RING GROOVE DIAMETER | 2.930 INCHES NOMINAL |
| RING GROOVE POSITION AND QUANTITY | NO. 1,NO. 2,NO. 3 POSITIONS PISTON |
| RING GROOVE QUANTITY | 3 |
| RING GROOVE WIDTH | 0.093 INCHES NOMINAL AND 0.156 INCHES NOMINAL |
| RING | INCLUDED |
| SURFACE FINISH | FINISHED |