| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| DISTANCE BETWEEN FIRST AND SECOND GROOVE CENTERS | 0.153 INCHES MINIMUM AND 0.157 INCHES MAXIMUM |
| DISTANCE FROM BOTTOM TO FIRST GROOVE CENTER | 0.172 INCHES MINIMUM AND 0.178 INCHES MAXIMUM |
| FIRST GROOVE WIDTH | 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM |
| FSC APPLICATION DATA | ENGINE,GASOLINE,NON-AIRCRAFT |
| LARGEST INSIDE DIAMETER | 0.430 INCHES MINIMUM AND 0.434 INCHES MAXIMUM |
| LARGEST OUTSIDE DIAMETER | 0.650 INCHES MINIMUM AND 0.654 INCHES MAXIMUM |
| OUTSIDE INCLUDED ANGLE IN DEG | 14.250 |
| OVERALL HEIGHT | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| MATERIAL | STEEL |
| MINIMUM INSIDE DIAMETER | 0.376 INCHES |
| SECOND GROOVE WIDTH | 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM |
| STYLE DESIGNATOR | STRAIGHT BORE W/TWO GROOVES |
| THREAD PROVISION | UNTHREADED |