| COTTER PIN HOLE DIAMETER | 0.068 INCHES MINIMUM FIRST HOLE |
| COTTER PIN HOLE DIAMETER | 0.074 INCHES MAXIMUM SECOND HOLE |
| DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.140 INCHES NOMINAL FIRST HOLE |
| DISTANCE FROM SERRATED PORTION TO END OF STUD THREAD | 0.150 INCHES NOMINAL |
| DISTANCE FROM SERRATED PORTION TO NUT END | 1.370 INCHES MINIMUM AND 1.390 INCHES MAXIMUM |
| DISTANCE FROM SERRATED PORTION TO STUD END | 1.454 INCHES MINIMUM AND 1.494 INCHES MAXIMUM |
| HARDNESS RATING | 21.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM |
| LOCKING FEATURE | RING, LOCK SERRATED |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 416F |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.312 INCHES STUD THREAD |
| OVERALL LENGTH | 1.932 INCHES MINIMUM AND 1.952 INCHES MAXIMUM |
| STYLE DESIGNATOR | LOCKED IN |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A NUT THREAD |
| THREAD CLASS | 3A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.412 INCHES NOMINAL STUD THREAD |
| THREAD LENGTH | 0.500 INCHES MINIMUM AND 0.536 INCHES MAXIMUM NUT THREAD |
| THREAD QUANTITY PER INCH | 18 STUD THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |