| THREAD LENGTH | 0.265 INCHES MINIMUM STUD THREAD AND 0.295 INCHES MAXIMUM STUD THREAD |
| THREAD QUANTITY PER INCH | 20 STUD THREAD |
| THREAD SERIES DESIGNATOR | UNC STUD THREAD |
| DISTANCE FROM SERRATED PORTION TO END OF STUD THREAD | 0.145 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| DISTANCE FROM SERRATED PORTION TO NUT END | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM |
| DISTANCE FROM SERRATED PORTION TO STUD END | 0.425 INCHES MINIMUM AND 0.455 INCHES MAXIMUM |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM |
| LOCKING FEATURE | RING, LOCK SERRATED |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.250 INCHES STUD THREAD |
| OVERALL LENGTH | 0.910 INCHES MINIMUM AND 0.970 INCHES MAXIMUM |
| SERRATION INCLUDED ANGLE | 102.0 DEGREES NOMINAL |
| SERRATION QUANTITY | 13 |
| STYLE DESIGNATOR | LOCKED IN |
| SURFACE FINISH | 63.0 MICROINCHES NUT THD |
| THREAD CLASS | 3A NUT THREAD |
| THREAD CLASS | 3A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.425 INCHES MINIMUM NUT THREAD AND 0.455 INCHES MAXIMUM NUT THREAD |