| FIRST STEP LENGTH | 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM |
| FIRST STEP DIAMETER | 0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM |
| HEIGHT | 0.100 INCHES NOMINAL |
| INTERNAL DRIVE STYLE | SOCKET |
| OVERALL LENGTH | 1.400 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 615 OVERALL |
| OFFSET DISTANCE BETWEEN GEOMETRIC CENTER OF HEAD AND CENTERLINE OF SHANK/SHOULDER | 0.009 INCHES MINIMUM AND 0.011 INCHES MAXIMUM |
| PIN HEAD DIAMETER | 0.399 INCHES MINIMUM AND 0.403 INCHES MAXIMUM |
| RELIEF UNDER HEAD DIAMETER | 0.207 INCHES MINIMUM AND 0.217 INCHES MAXIMUM |
| RELIEF UNDER HEAD LENGTH | 0.110 INCHES NOMINAL |
| SPECIAL FEATURES | HEAD END INTERNALLY THREADED 0.220 IN. MIN,4-40 UNC CLASS 2B THD |
| WIDTH BETWEEN FLATS | 0.125 INCHES MINIMUM AND 0.131 INCHES MAXIMUM |