| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.500 INCHES NUT THREAD A |
| NOMINAL THREAD SIZE | 0.625 INCHES NUT THREAD B |
| OVERALL LENGTH | 12.433 INCHES MINIMUM AND 12.443 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2700, TYPE 2 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 2A NUT THREAD A |
| THREAD CLASS | 2A NUT THREAD B |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD A |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD B |
| THREAD LENGTH | 0.47 INCHES NOMINAL NUT THREAD A |
| THREAD LENGTH | 2.17 INCHES NOMINAL NUT THREAD B |
| THREAD QUANTITY PER INCH | 11 NUT THREAD B |
| THREAD QUANTITY PER INCH | 13 NUT THREAD A |
| THREAD SERIES DESIGNATOR | UNC NUT THREAD A |
| THREAD SERIES DESIGNATOR | UNC NUT THREAD B |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A564 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL CORROSION RESISTING |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | PIN - UPPER PIN ASSY |