| HEAD HEIGHT | 0.4500 INCHES NOMINAL |
| HEAD MINOR DIAMETER | 0.5470 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM |
| HEAD STYLE | SPLINE EXTENDED WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5842 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | COBALT ALLOY MP-159 OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, TENSION HEAD, SPLINE DRIVE, 260 KSI, LONG THREAD |
| PROPRIETARY CHARACTERISTICS | PACS |
| MINIMUM TENSILE STRENGTH | 260000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.5000 INCHES |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.9080 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 20 |
| THREAD SERIES DESIGNATOR | UNJF |
| EXTENDED WASHER THICKNESS | 0.0720 INCHES NOMINAL |
| EXTENDED WASHER DIAMETER | 0.9220 INCHES MINIMUM AND 0.9320 INCHES MAXIMUM |
| FASTENER LENGTH | 1.9555 INCHES MINIMUM AND 1.9855 INCHES MAXIMUM |
| GRIP DIAMETER | 0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM |
| GRIP LENGTH | 1.0625 INCHES NOMINAL |