| FASTENER LENGTH | 1.180 INCHES MINIMUM AND 1.200 INCHES MAXIMUM |
| HARDNESS RATING | 45.0 ROCKWELL C MINIMUM OVERALL AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD HEIGHT | 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS AMS5616 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR PWA-S-5616 MFR REF 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 615 OVERALL OR STEEL OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| SHOULDER DIAMETER | 0.247 INCHES MINIMUM FIRST SHOULDER AND 0.248 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER LENGTH | 0.795 INCHES MINIMUM FIRST SHOULDER AND 0.805 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.385 INCHES MINIMUM AND 0.395 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNJF |