| MRC | Criteria | Characteristic |
|---|
| AASK | HEAD STYLE | FLAT |
| ABKW | OVERALL HEIGHT | 5.250 INCHES NOMINAL |
| ABMZ | DIAMETER | 4.000 INCHES NOMINAL |
| ACXM | OIL PASSAGE TYPE | HOLE |
| ACXU | PINHOLE DIAMETER | 1.3752 INCHES MINIMUM AND 1.3760 INCHES MAXIMUM |
| AGYE | SURFACE FINISH | FINISHED |
| AXFR | FINISHED SIZE DESIGNATION | STANDARD |
| AXFT | SKIRT TYPE | SOLID |
| AXFX | SKIRT BOTTOM CUTAWAY FEATURE | NOT INCLUDED |
| AXFZ | RING GROOVE QUANTITY | 5 |
| AXGB | RING GROOVE WIDTH | 0.1250 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM 1ST RING |
| AXGB | RING GROOVE WIDTH | 0.1250 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM 2ND RING |
| AXGB | RING GROOVE WIDTH | 0.1250 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM 3RD RING |
| AXGB | RING GROOVE WIDTH | 0.1875 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM 4TH RING |
| AXGB | RING GROOVE WIDTH | 0.1875 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM 5TH RING |
| AXGD | RING GROOVE DIAMETER | 3.576 INCHES MINIMUM AND 3.586 INCHES MAXIMUM 2ND RING |
| AXGD | RING GROOVE DIAMETER | 3.616 INCHES MINIMUM AND 3.626 INCHES MAXIMUM 1ST RING |
| AXGE | RING GROOVE POSITION BELOW PISTON PIN | NUMBER 1,NUMBER 2,NUMBER 3,NUMBER 4,AND NUMBER 5 ALL RINGS |
| AXPK | DISTANCE FROM PIN HOLE CENTER TO EXTREME TOP | 2.744 INCHES MINIMUM AND 2.749 INCHES MAXIMUM |
| AXPL | PIN HOLE BUSHING | NOT INCLUDED |
| AXPM | DISTANCE BETWEEN PIN BOSSES | 1.725 INCHES MINIMUM AND 1.765 INCHES MAXIMUM |
| AXPN | RETAINING RING GROOVE | INCLUDED |
| AXPP | PIN | NOT INCLUDED |
| AXPQ | PIN TYPE FOR WHICH DESIGNED | FLOATING |
| AXPR | RING | NOT INCLUDED |
| BQBL | CARBON GROOVE | INCLUDED |
| MATT | MATERIAL | ALUMINUM |
| WGHT | WEIGHT | 46.000 OUNCES |
