| END CASEHARDENING INDICATOR | NOT CASEHARDENED |
| END HARDNESS RATING | 57.0 ROCKWELL C MINIMUM AND 63.0 ROCKWELL C MAXIMUM |
| BODY OUTSIDE DIAMETER | 0.440 INCHES NOMINAL |
| BODY TYPE | TUBULAR |
| END LARGEST DIAMETER | 0.435 INCHES MINIMUM AND 0.438 INCHES MAXIMUM BOTH ENDS |
| END SPHERICAL RADIUS | 0.216 INCHES MINIMUM AND 0.219 INCHES MAXIMUM BOTH ENDS |
| END LENGTH | 0.125 INCHES NOMINAL BOTH ENDS |
| FLAT DIAMETER | 0.220 INCHES NOMINAL BOTH ENDS |
| FSC APPLICATION DATA | ENGINE GASOLINE,RECIPROCATING,EXCEPT AIRCRAFT |
| OVERALL LENGTH | 10.797 INCHES MINIMUM AND 10.827 INCHES MAXIMUM |
| MATERIAL | STEEL |
| STYLE DESIGNATOR | SPHERICAL, OPTIONAL FLAT BOTH ENDS |